Displaying publications 1 - 20 of 24 in total

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  1. Menon V
    Med J Malaysia, 2012 Jun;67(3):353-4; quiz 355.
    PMID: 23082439 MyJurnal
    Target blood sugar levels in diabetes are achieved through manipulation of diet, exercise and medication. A change in any one of these three things can skew blood sugar levels and create complications associated with hyperglycemia or hypoglycemia. Fasting during the month of Ramadan is a religious activity that devout Muslims practice whether they are diabetic or not. Since such fasting involves abstinence from food and water for twelve hours or more during the day from dawn to dusk, it is evident that advice regarding exercise and medication will have to be modified during this period.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  2. Loh HH, Lim LL, Loh HS, Yee A
    J Diabetes Investig, 2019 Nov;10(6):1490-1501.
    PMID: 30938074 DOI: 10.1111/jdi.13054
    AIMS/INTRODUCTION: Although patients with type 1 diabetes are medically exempt, many insist on fasting during Ramadan. Multiple daily insulin injections (MDI), premixed insulin and continuous subcutaneous insulin infusion (CSII) are commonly used. To date, little is known about the safety of Ramadan fasting in these patients.

    MATERIALS AND METHODS: We pooled data from 17 observational studies involving 1,699 patients treated with either CSII or non-CSII (including premixed and MDI) regimen. The study outcomes were the frequencies of hypoglycemia, hyperglycemia and/or ketosis. Given the lack of patient-level data, separate analyses for premixed and MDI regimen were not carried out.

    RESULTS: The CSII-treated group (n = 203) was older (22.9 ± 6.9 vs 17.8 ± 4.0 years), and had longer diabetes duration (116.7 ± 66.5 vs 74.8 ± 59.2 months) and lower glycated hemoglobin (7.8 ± 1.1% vs 9.1 ± 2.0%) at baseline than the non-CSII-treated group (n = 1,496). The non-CSII-treated group had less non-severe hypoglycemia than the CSII-treated group (22%, 95% CI 13-34 vs 35%, 95% CI 17-55). Of the non-CSII-treated group, 7.1% (95% CI 5.8-8.5) developed severe hypoglycemia, but none from the CSII-treated group did. The non-CSII-treated group was more likely to develop hyperglycemia (12%, 95% CI 3-25 vs 8.8%, 95% CI 0-31) and ketosis (2.5%, 95% CI 1.0-4.6 vs 1.6%, 95% CI 0.1-4.7), and discontinue fasting (55%, 95% CI 34-76 vs 31%, 95% CI 9-60) than the CSII-treated group.

    CONCLUSIONS: The CSII regimen had lower rates of severe hypoglycemia and hyperglycemia/ketosis, but a higher rate of non-severe hyperglycemia than premixed/MDI regimens. These suggest that appropriate patient selection with regular, supervised fine-tuning of the basal insulin rate with intensive glucose monitoring might mitigate the residual hypoglycemia risk during Ramadan.

    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  3. Ooi HL, Wu LL
    Med J Malaysia, 2011 Oct;66(4):308-12.
    PMID: 22299548
    Hospital UKM (Universiti Kebangsaan Malaysia) introduced the use of insulin pump therapy in children and adolescents with Type 1 Diabetes in Malaysia in April 2004. This study aims to evaluate the effectiveness of pump therapy and its impact on metabolic control among patients from our institution. Insulin pump therapy resulted in sustainable improvement in glycemic control throughout the six years of treatment with reduction in HbA1c in the first two years of pump use was statistically significant. The BMI SDS showed an increase trend but the changes before and after pump use was insignificant. There is also high level of treatment satisfaction reported among our insulin pump patients.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  4. Pandey M, Choudhury H, Yi CX, Mun CW, Phing GK, Rou GX, et al.
    Curr Drug Targets, 2018;19(15):1782-1800.
    PMID: 29792143 DOI: 10.2174/1389450119666180523092100
    Diabetes mellitus, a metabolic disorder of glucose metabolism, is mainly associated with insulin resistance to the body cells, or impaired production of insulin by the pancreatic β-cells. Insulin is mainly required to regulate glucose metabolism in type 1 diabetes mellitus patients; however, many patients with type 2 diabetes mellitus also require insulin, especially when their condition cannot be controlled solely by oral hypoglycemic agents. Hence, major research is ongoing attempting to improve the delivery of insulin in order to make it more convenient to patients who experience side effects from the conventional treatment procedure or non-adherence to insulin regimen due to multiple comorbid conditions. Conventionally, insulin is administered via subcutaneous route which is also one of the sole reasons of patient's non-compliance due to the invasiveness of this method. Several attempts have been done to improve patient compliance, reduce side effects, improve delivery adherence, and to enhance the pharmaceutical performance of the insulin therapy. Despite facing substantial challenges in developing efficient delivery systems for insulin, vast research studies have been carried out for the development of smart delivery systems to deliver insulin via ocular, buccal, pulmonary, oral, transdermal, as well as rectal routes. Therefore, the present review was aimed to overview the challenges encountered with the current insulin delivery systems and to summarize recent advancements in technology of various novel insulin delivery systems being discovered and introduced in the current market.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  5. Hussein Z, Kamaruddin NA, Chan SP, Jain A, Uppal S, Bebakar WMW, et al.
    Diabetes Res Clin Pract, 2017 Nov;133:40-49.
    PMID: 28888148 DOI: 10.1016/j.diabres.2017.08.007
    AIMS: The present Malaysian cohort analysis determined the prevalence of hypoglycemia among patients with type 1 diabetes mellitus (T1DM) or type 2 diabetes mellitus (T2DM) attending primary care- or hospital-based diabetes clinics in Malaysia and their awareness of the symptoms of hypoglycemia.

    METHODS: The Hypoglycemia Assessment Tool (HAT) study was a non-interventional, 6-month retrospective and 4-week prospective analysis of hypoglycemic events in 24 countries, using self-assessment questionnaires and diaries among patients with T1DM/T2DM aged ≥18years, using insulin for >12months. This report focuses on prospective data, as they are less prone to recall bias.

    RESULTS: There were 1153 participants in the Malaysian cohort (114 T1DM; 1039 T2DM). In the prospective period, 50.4% and 33.4% of patients reported ≥1 hypoglycemic events, with estimated rates of 20.3 and 13.1 events per patient-year of exposure in patients with T1DM and T2DM, respectively. 24.8% and 16.1% of patients with T1DM or T2DM, respectively, reported ≥1 nocturnal hypoglycemic event. The majority of patients (96.5%, T1DM; 91.8%, T2DM) knew what hypoglycemia was prior to the study. Impaired awareness was present in 48.0% (T1DM) and 36.9% (T2DM) of patients. In the prospective period, 50% of patients with T1DM or T2DM consulted a doctor or nurse following a hypoglycemia episode.

    CONCLUSIONS: Half of patients with T1DM and a third of patients with T2DM reported ≥1 hypoglycemic event during the prospective period. Although the majority of patients knew the typical features of hypoglycemia, many reported impaired ability to recognize symptoms in real life. The present findings highlight the importance of patient education and physician awareness in dealing with hypoglycemia, in particular the burden of hypoglycemic unawareness.

    CLINICAL TRIAL NUMBER: This trial was registered at www.clinicaltrials.gov as NCT01696266 on 26 September 2012.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  6. Buzinin SM, Alabsi AM, Tan AT, Vincent-Chong VK, Swaminathan D
    ScientificWorldJournal, 2014;2014:232535.
    PMID: 25147841 DOI: 10.1155/2014/232535
    The association between diabetes mellitus and chronic periodontal disease has long been established. Most of the researches linking these two very common chronic diseases were based on type 2 diabetes mellitus and chronic periodontal disease. However, this study was conducted to investigate the association between type 1 diabetes and chronic periodontal disease in Malaysian subjects. Forty-one Malaysian subjects, of which 20 subjects were type 1 diabetics and with chronic periodontal disease (test group) and 21 subjects with only chronic periodontal disease (control group), were included in the study. Periodontal parameters and plaque samples for microbiological evaluation were done at baseline, 2 and 3 months after nonsurgical periodontal therapy. Blood samples were taken from only the test group and evaluated for HbA1c at baseline and 3 months after periodontal therapy. There were no statistically significant difference in periodontal parameters between groups (P>0.05) and no significant improvement in the level of HbA1c in the test group. Microbiological studies indicated that there were significant reductions in the levels of the tested pathogens in both groups. The results of our study were similar to the findings of several other studies that had been done previously.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy
  7. Gnanasan S, Ting KN, Wong KT, Mohd Ali S, Muttalif AR, Anderson C
    Int J Clin Pharm, 2011 Feb;33(1):44-52.
    PMID: 21365392 DOI: 10.1007/s11096-010-9452-3
    OBJECTIVE: To assess the feasibility of providing a pharmacist-led pharmaceutical care service to patients with tuberculosis and diabetes mellitus.

    SETTING: The study was conducted at a tertiary hospital in the northern region of Peninsular Malaysia. Methods Action research methodology was used.

    MAIN OUTCOME MEASURE: Pharmaceutical care issues.

    RESULTS: The prevalence of diabetes mellitus among newly diagnosed tuberculosis patients was 15% (53/352). Out of 53 patients identified, 35 participated in the study. Patients' ages ranged between 29 and 73 years (mean of 52 ± 10 years). The male: female ratio was 1.7:1. Pharmaceutical care issues identified by pharmacists were nonadherence, uncontrolled diabetes mellitus, adverse drug reactions and individual patient's medication related problems. Pharmacists were able to intervene and resolve some of the pharmaceutical care issues.

    CONCLUSION: Pharmacists played an important role in integrating the provision of care for tuberculosis and diabetes mellitus by providing individualised pharmaceutical care management. There still remains a need to address logistic barriers that impinged on the ability to conduct the pharmaceutical care service to its full potential.

    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  8. Jeevanandam J, Chan YS, Danquah MK, Law MC
    Appl Biochem Biotechnol, 2020 Apr;190(4):1385-1410.
    PMID: 31776944 DOI: 10.1007/s12010-019-03166-z
    Insulin resistance is one of the major factors that leads to type 2 diabetes. Although insulin therapies have been shown to overcome insulin resistance, overweight and hypoglycemia are still observed in most cases. The disadvantages of insulin therapies have driven the interest in developing novel curative agents with enhanced insulin resistance reversibility. Magnesium deficiency has also been recognized as a common problem which leads to insulin resistance in both type 1 and 2 diabetes. Oxide nanoparticles demonstrate highly tunable physicochemical properties that can be exploited by engineers to develop unique oxide nanoparticles for tailored applications. Magnesium supplements for diabetic cells have been reported to increase the insulin resistance reversibility. Hence, it is hypothesized that magnesium oxide (MgO) nanoparticles could be molecularly engineered to offer enhanced therapeutic efficacy in reversing insulin resistance. In the present work, morphologically different MgO nanoparticles were synthesized and evaluated for biophysical characteristics, biocompatibility, cytotoxicity, and insulin resistance reversibility. MTT assay revealed that hexagonally shaped MgO nanoparticles are less toxic to 3T3-L1 adipose cells (diabetic) compared with spherically and rod-shaped MgO nanoparticles. MTT assays using VERO cells (normal, non-diabetic) showed that 400 μg/ml of hexagonal MgO nanoparticles were less toxic to both diabetic and non-diabetic cells. DNS glucose assay and western blot showed that hexagonally shaped MgO nanoparticles had reversed 29.5% of insulin resistance whilst fluorescence microscopy studies indicated that the insulin resistance reversal is due to the activation of intracellular enzymes. The probable mechanism for MgO nanoparticles to induce cytotoxic effect and insulin resistance reversal is discussed.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy
  9. Scott EM, Bilous RW, Kautzky-Willer A
    Diabetes Technol Ther, 2018 03;20(3):180-188.
    PMID: 29470094 DOI: 10.1089/dia.2017.0386
    BACKGROUND: Accuracy of the FreeStyle Libre™ Flash Glucose Monitoring System has not been evaluated in pregnant women with diabetes. The aim of this study was to determine accuracy (compared to self-monitoring of blood glucose [SMBG]), clinical safety, and acceptability of the FreeStyle Libre System when used at home by this population.

    MATERIALS AND METHODS: Seventy-four participants, with type 1 (T1D, n = 24), type 2 (T2D, n = 11), or gestational (n = 39) diabetes, were enrolled across 13 sites (9 in United Kingdom, 4 in Austria). Average gestation was 26.6 ± 6.8 weeks (mean ± standard deviation), age was 30.5 ± 5.1 years, diabetes duration was 13.1 ± 7.3 years for T1D and 3.2 ± 2.5 years for T2D, and 49/74 (66.2%) used insulin to manage their diabetes. Sensors were worn for up to 14 days. Sensor glucose values (masked) were compared with capillary SMBG values (made at least 4 times/day).

    RESULTS: Clinical accuracy of sensor results versus SMBG results was demonstrated, with 88.1% and 99.8% of results within Zone A and Zones A and B of the Consensus Error Grid, respectively. Overall mean absolute relative difference was 11.8%. Sensor accuracy was unaffected by the type of diabetes, the stage of pregnancy, whether insulin was used, age or body mass index. User questionnaires indicated high levels of satisfaction with sensor wear, system use, and comparison to SMBG. There were no unanticipated device-related adverse events.

    CONCLUSIONS: Good agreement was demonstrated between the FreeStyle Libre System and SMBG. Accuracy of the system was unaffected by patient characteristics, indicating that the system is safe and accurate to use by pregnant women with diabetes.

    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy
  10. Shafie AA, Ng CH, Tan YP, Chaiyakunapruk N
    Pharmacoeconomics, 2017 02;35(2):141-162.
    PMID: 27752998 DOI: 10.1007/s40273-016-0456-2
    BACKGROUND: Insulin analogues have a pharmacokinetic advantage over human insulin and are increasingly used to treat diabetes mellitus. A summary of their cost effectiveness versus other available treatments was required.

    OBJECTIVE: Our objective was to systematically review the published cost-effectiveness studies of insulin analogues for the treatment of patients with type 1 diabetes mellitus (T1DM) and type 2 diabetes mellitus (T2DM).

    METHODS: We searched major databases and health technology assessment agency reports for economic evaluation studies published up until 30 September 2015. Two reviewers performed data extraction and assessed the quality of the data using the CHEERS (Consolidated Health Economic Evaluation Reporting Standards) guidelines.

    RESULTS: Seven of the included studies assessed short-acting insulin analogues, 12 assessed biphasic insulin analogues, 30 assessed long-acting insulin analogues and one assessed a combination of short- and long-acting insulin analogues. Only 17 studies involved patients with T1DM, all were modelling studies and 12 were conducted in Canada. The incremental cost-effectiveness ratios (ICERs) for short-acting insulin analogues ranged from dominant to $US435,913 per quality-adjusted life-year (QALY) gained, the ICERs for biphasic insulin analogues ranged from dominant to $US57,636 per QALY gained and the ICERs for long-acting insulin analogues ranged from dominant to $US599,863 per QALY gained. A total of 15 studies met all the CHEERS guidelines reporting quality criteria. Only 26 % of the studies assessed heterogeneity in their analyses.

    CONCLUSION: Current evidence indicates that insulin analogues are cost effective for T1DM; however, evidence for their use in T2DM is not convincing. Additional evidence regarding compliance and efficacy is required to support the broader use of long-acting and biphasic insulin analogues in T2DM. The value of insulin analogues depends strongly on reductions in hypoglycaemia event rates and its efficacy in lowering glycated haemoglobin (HbA1c).

    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  11. Chiavaroli V, Derraik JGB, Jalaludin MY, Albert BB, Ramkumar S, Cutfield WS, et al.
    Pediatr Diabetes, 2019 11;20(7):892-900.
    PMID: 31237756 DOI: 10.1111/pedi.12881
    BACKGROUND: Partial remission (PREM) by the insulin dose-adjusted HbA1c (IDAA1c) method has not been evaluated for the combined associations of ethnicity and socioeconomic status in children and adolescents with type 1 diabetes (T1D).

    OBJECTIVE: To investigate prevalence and predictors of PREM defined by IDAA1c.

    METHODS: Six hundred fourteen of 678 children (aged <15 years) with new-onset T1D (2000-2013) from a regional pediatric diabetes service (Auckland, New Zealand).

    RESULTS: Overall rate of PREM at 3 months was 42.4%, and lower in Māori/Pacific children (28.6%; P = .006) and those of other ethnicities (28.8%; P = .030) compared with New Zealand Europeans (50.4%). Comparing the most and least deprived socioeconomic quintiles, the odds of PREM were lower among the most deprived (adjusted odds ratio [aOR] 0.44; P = .019). Lower rates of PREM were seen in children aged 0 to 4.9 years (23.8%) and 10 to 14 years (40.9%) than in children aged 5 to 9.9 years (57.4%; P

    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  12. Craig ME, Jones TW, Silink M, Ping YJ
    J Diabetes Complications, 2007 Sep-Oct;21(5):280-7.
    PMID: 17825751 DOI: 10.1016/j.jdiacomp.2006.04.005
    AIMS: The incidence of type 1 diabetes is increasing in many parts of Asia, where resources may not enable targets for glycemic control to be achieved. The aims of this study were to describe glycemic control, diabetes care, and complications in youth with type 1 diabetes from the Western Pacific Region and to identify factors associated with glycemic control and hypoglycemia.
    METHODS: A cross-sectional clinic-based study on 2312 children and adolescents (aged <18 years; 45% males) from 96 pediatric diabetes centers in Australia, China, Hong Kong, Indonesia, Japan, Malaysia, Philippines, Singapore, South Korea, Taiwan, and Thailand was conducted. Clinical and management details were recorded, and finger-pricked blood samples were obtained for central glycated hemoglobin (HbA(1c)).
    RESULTS: The median age of the patients was 12.5 years [interquartile range (IQR)=9.4-15.3 years]; diabetes duration, 4.4 years (IQR=2.5-7.2 years); and HbA(1c) level, 8.3% (IQR 7.4%-9.7%). Insulin treatment consisted of one or two daily injections in 61% of the patients (range=22%-90% by country), and home blood glucose monitoring (range=67%-100%) was practiced by 96%. HbA(1c) level was significantly associated with country, age, diabetes duration, sex, insulin dose per kilogram, insulin regimen, and frequency of home blood glucose measurement in multiple regression analysis. The incidence of severe hypoglycemia, defined as any episode requiring assistance in the previous 3 months, was 73 per 100 patient-years and was associated with country, male sex, higher HbA(1c) level, an insulin regimen with three or more injections, and more frequent home blood glucose testing. The incidence of diabetic ketoacidosis was 10 per 100 patient-years and was associated with country, higher HbA(1c) level, and higher insulin dose per kilogram.
    CONCLUSIONS: There is marked variability in glycemic control, hypoglycemia, complication rates, and diabetes care among children from the Western Pacific Region. Most are not achieving adequate glycemic control, placing them at high risk of microvascular complications.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  13. Nor Azlin MI, Adam R, Sufian SS, Wahab NA, Mustafa N, Kamaruddin NA, et al.
    J Obstet Gynaecol Res, 2011 Feb;37(2):132-7.
    PMID: 21159037 DOI: 10.1111/j.1447-0756.2010.01330.x
    AIM: To evaluate the safety and tolerability of once or twice daily neutral protamine hagedorn (NPH) insulin in fasting pregnant diabetics during Ramadan.
    METHODS: This was a prospective cohort study conducted during Ramadan 2006 and 2007. Twenty four pregnant diabetic women were given NPH insulin once at 5 pm or twice daily at 5 pm and 5 am. Demographic data, blood glucose control, insulin requirement, days of fasting and hypoglycemic episodes were analyzed.
    RESULTS: Most women were parity 1 (37.5%) in their second trimester (54.2%) and worked during the daytime (87.5%). Fourteen women (58.3%) had gestational diabetes mellitus, nine women (37.5%) had type 2 and one (4.2%) had type 1 diabetes mellitus. There were significant reductions in mean fasting blood glucose (6.16 mmol/L versus 5.34 mmol/L, P = 0.001), glycosylated hemoglobin (HbA1c) (6.70% ± 0.91 versus 6.64% ± 0.96, P = 0.001) and serum fructosamine (232.4 mmol/L ± 24.0 versus 217.0 mmol/L ± 24.3, P = 0.001) after Ramadan compared to before Ramadan. Throughout the four weeks of Ramadan, home blood glucose monitoring showed a reducing trend and was within the acceptable limits. Insulin requirement was increased from the first to the fourth week with a reduction in insulin dose noted after (38.5 U/day) compared to before the start of Ramadan (40 U/day). Most women (79.2%) were able to fast for more than 15 days without any hypoglycemia or fetal demise.
    CONCLUSION: Once or twice daily NPH insulin is a safe and tolerable option for pregnant diabetics who wish to fast during Ramadan.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  14. Ataie-Jafari A, Loke SC, Rahmat AB, Larijani B, Abbasi F, Leow MK, et al.
    Clin Nutr, 2013 Dec;32(6):911-7.
    PMID: 23395257 DOI: 10.1016/j.clnu.2013.01.012
    This participant-blinded parallel-group randomized placebo-controlled study demonstrated that alfacalcidol (vitamin D analogue) preserves beta cell function in newly diagnosed type 1 diabetes (T1DM) in children.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  15. Mansur SA, Mieczkowska A, Bouvard B, Flatt PR, Chappard D, Irwin N, et al.
    J Cell Physiol, 2015 Dec;230(12):3009-18.
    PMID: 26016732 DOI: 10.1002/jcp.25033
    Type 1 diabetes mellitus is associated with a high risk for bone fractures. Although bone mass is reduced, bone quality is also dramatically altered in this disorder. However, recent evidences suggest a beneficial effect of the glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide 1 (GLP-1) pathways on bone quality. The aims of the present study were to conduct a comprehensive investigation of bone strength at the organ and tissue level; and to ascertain whether enzyme resistant GIP or GLP-1 mimetic could be beneficial in preventing bone fragility in type 1 diabetes mellitus. Streptozotocin-treated mice were used as a model of type 1 diabetes mellitus. Control and streptozotocin-diabetic animals were treated for 21 days with an enzymatic-resistant GIP peptide ([D-Ala(2) ]GIP) or with liraglutide (each at 25 nmol/kg bw, ip). Bone quality was assessed at the organ and tissue level by microCT, qXRI, 3-point bending, qBEI, nanoindentation, and Fourier-transform infrared microspectroscopy. [D-Ala2]GIP and liraglutide treatment did prevent loss of whole bone strength and cortical microstructure in the STZ-injected mice. However, tissue material properties were significantly improved in STZ-injected animals following treatment with [D-Ala2]GIP or liraglutide. Treatment of STZ-diabetic mice with [D-Ala(2) ]GIP or liraglutide was capable of significantly preventing deterioration of the quality of the bone matrix. Further studies are required to further elucidate the molecular mechanisms involved and to validate whether these findings can be translated to human patients.
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  16. Borgquist S, Rosendahl AH, Czene K, Bhoo-Pathy N, Dorkhan M, Hall P, et al.
    Breast Cancer Res, 2018 08 09;20(1):93.
    PMID: 30092829 DOI: 10.1186/s13058-018-1026-7
    BACKGROUND: Long-term insulin exposure has been implicated in breast cancer etiology, but epidemiological evidence remains inconclusive. The aims of this study were to investigate the association of insulin therapy with mammographic density (MD) as an intermediate phenotype for breast cancer and to assess associations with long-term elevated circulating insulin levels using a genetic score comprising 18 insulin-associated variants.

    METHODS: We used data from the KARolinska MAmmography (Karma) project, a Swedish mammography screening cohort. Insulin-treated patients with type 1 (T1D, n = 122) and type 2 (T2D, n = 237) diabetes were identified through linkage with the Prescribed Drug Register and age-matched to 1771 women without diabetes. We assessed associations with treatment duration and insulin glargine use, and we further examined MD differences using non-insulin-treated T2D patients as an active comparator. MD was measured using a fully automated volumetric method, and analyses were adjusted for multiple potential confounders. Associations with the insulin genetic score were assessed in 9437 study participants without diabetes.

    RESULTS: Compared with age-matched women without diabetes, insulin-treated T1D patients had greater percent dense (8.7% vs. 11.4%) and absolute dense volumes (59.7 vs. 64.7 cm3), and a smaller absolute nondense volume (615 vs. 491 cm3). Similar associations were observed for insulin-treated T2D, and estimates were not materially different in analyses comparing insulin-treated T2D patients with T2D patients receiving noninsulin glucose-lowering medication. In both T1D and T2D, the magnitude of the association with the absolute dense volume was highest for long-term insulin therapy (≥ 5 years) and the long-acting insulin analog glargine. No consistent evidence of differential associations by insulin treatment duration or type was found for percent dense and absolute nondense volumes. Genetically predicted insulin levels were positively associated with percent dense and absolute dense volumes, but not with the absolute nondense volume (percentage difference [95% CI] per 1-SD increase in insulin genetic score = 0.8 [0.0; 1.6], 0.9 [0.1; 1.8], and 0.1 [- 0.8; 0.9], respectively).

    CONCLUSIONS: The consistency in direction of association for insulin treatment and the insulin genetic score with the absolute dense volume suggest a causal influence of long-term increased insulin exposure on mammographic dense breast tissue.

    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  17. Rama Chandran S, A Vigersky R, Thomas A, Lim LL, Ratnasingam J, Tan A, et al.
    Diabetes Technol Ther, 2020 02;22(2):103-111.
    PMID: 31502876 DOI: 10.1089/dia.2019.0277
    Background:
    Complex changes of glycemia that occur in diabetes are not fully captured by any single measure. The Comprehensive Glucose Pentagon (CGP) measures multiple aspects of glycemia to generate the prognostic glycemic risk (PGR), which constitutes the relative risk of hypoglycemia combined with long-term complications. We compare the components of CGP and PGR across type 1 and type 2 diabetes.
    Methods:
    Participants: n = 60 type 1 and n = 100 type 2 who underwent continuous glucose monitoring (CGM). Mean glucose, coefficient of variation (%CV), intensity of hypoglycemia (INThypo), intensity of hyperglycemia (INThyper), time out-of-range (TOR <3.9 and >10 mmol/L), and PGR were calculated. PGR (median, interquartile ranges [IQR]) for diabetes types, and HbA1c classes were compared.
    Results:
    While HbA1c was lower in type 1 (type 1 vs. type 2: 8.0 ± 1.6 vs. 8.6 ± 1.7, P = 0.02), CGM-derived mean glucoses were similar across both groups (P > 0.05). TOR, %CV, INThypo, and INThyper were all higher in type 1 [type 1 vs. type 2: 665 (500, 863) vs. 535 (284, 823) min/day; 39% (33, 46) vs. 29% (24, 34); 905 (205, 2951) vs. 18 (0, 349) mg/dL × min2; 42,906 (23,482, 82,120) vs. 30,166 (10,276, 57,183) mg/dL × min2, respectively, all P type 1. While mean glucose remained the same across HbA1c classes, %CV, TOR, INThyper, and INThypo were significantly higher for type 1. Even within the same HbA1c class, the variation (IQR) of each parameter in type 1 was wider. The PGR increased across diabetes groups; type 2 on orals versus type 2 on insulin versus type 1 (PGR: 1.6 vs. 2.2 vs. 2.9, respectively, P 
    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy
  18. Hasan SS, Kow CS, Bain A, Kavanagh S, Merchant HA, Hadi MA
    Expert Opin Pharmacother, 2021 Feb;22(2):229-240.
    PMID: 33054481 DOI: 10.1080/14656566.2020.1837114
    INTRODUCTION: Diabetes mellitus is one of the most prevalent comorbidities identified in patients with coronavirus disease 2019 (COVID-19). This article aims to discuss the pharmacotherapeutic considerations for the management of diabetes in hospitalized patients with COVID-19.

    AREAS COVERED: We discussed various aspects of pharmacotherapeutic management in hospitalized patients with COVID-19: (i) susceptibility and severity of COVID-19 among individuals with diabetes, (ii) glycemic goals for hospitalized patients with COVID-19 and concurrent diabetes, (iii) pharmacological treatment considerations for hospitalized patients with COVID-19 and concurrent diabetes.

    EXPERT OPINION: The glycemic goals in patients with COVID-19 and concurrent type 1 (T1DM) or type 2 diabetes (T2DM) are to avoid disruption of stable metabolic state, maintain optimal glycemic control, and prevent adverse glycemic events. Patients with T1DM require insulin therapy at all times to prevent ketosis. The management strategies for patients with T2DM include temporary discontinuation of certain oral antidiabetic agents and consideration for insulin therapy. Patients with T2DM who are relatively stable and able to eat regularly may continue with oral antidiabetic agents if glycemic control is satisfactory. Hyperglycemia may develop in patients with systemic corticosteroid treatment and should be managed upon accordingly.

    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  19. Nna VU, Abu Bakar AB, Ahmad A, Mohamed M
    Arch Physiol Biochem, 2021 Feb;127(1):51-60.
    PMID: 31072137 DOI: 10.1080/13813455.2019.1610778
    CONTEXT: Lactate is the preferred energy substrate for developing testicular germ cells. Diabetes is associated with impaired testicular lactate transport/utilisation, and poor sexual behaviour.

    OBJECTIVE: To examine the effects of metformin on parameters involved in testicular lactate production, transport/utilisation, and sexual behaviour in diabetic state.

    METHODS: Male Sprague-Dawley rats were assigned into normal control (NC), diabetic control (DC), and metformin-treated diabetic group (n = 6/group). Metformin (300 mg/kg b.w./day) was administrated orally for 4 weeks.

    RESULTS: Intra-testicular glucose and lactate levels, and lactate dehydrogenase (LDH) activity increased, while the mRNA transcript levels of genes responsible for testicular glucose and lactate transport/utilisation (glucose transporter 3, monocarboxylate transporter 4 (MCT4), MCT2, and LDH type C) decreased in DC group. Furthermore, penile nitric oxide increased, while cyclic guanosine monophosphate decreased, with impaired sexual behaviour in DC group. Treatment with metformin improved these parameters.

    CONCLUSIONS: Metformin increases testicular lactate transport/utilisation and improves sexual behaviour in diabetic state.

    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
  20. Nazratun Nafizah AH, Budin SB, Zaryantey AH, Mariati AR, Santhana RL, Osman M, et al.
    Arab J Gastroenterol, 2017 Mar;18(1):13-20.
    PMID: 28336227 DOI: 10.1016/j.ajg.2017.02.001
    BACKGROUND AND STUDY AIMS: The complex series of deleterious events among diabetes patients leads to multiple organ failure. Therefore, a holistic approach of treatment is urgently required to prevent worsening of complications. The present investigation was carried out to study the possible protective effects of Roselle or Hibiscus sabdariffa Linn (HSL) calyxes aqueous extract, as an antidiabetic and antioxidant agent against oxidative liver injury in streptozotocin-induced diabetic rats.

    MATERIAL AND METHODS: A single dose of streptozotocin (45mg/kg body weight, iv) was used to induced diabetes in male Sprague Dawley rats which were then divided into two groups: Diabetic control (DC) and HSL-treated diabetic (DR) group. Normal rats were divided into normal control (NC), HSL-treated control (NR). Aqueous calyxes extract of HSL (100mg/kg/day, orally) was given for 28 consecutive days in the treated group. Weight, biochemical and histopathological (light and electron microscopic) parameters were compared in all groups.

    RESULTS: Supplementation of HSL significantly lowered the level of fasting blood glucose and increased plasma insulin level in DR group compared to DC group (p<0.05). Alanine aminotransaminases and aspartate aminotransferase enzymes level were found to be significantly reduced in DR compared to DC. Microscopic examination demonstrated destruction of the liver architecture, cytoplasmic vacuolation of the hepatocytes and signs of necrosis in diabetic rats. Moreover, dilatation and congestion of blood vessels with leucocytes adherence were detected. Ultrastructural study using electron microscope showed homogeneous substance accumulation in nuclear chromatin, a decrease of organelles and mitochondrial degeneration in the diabetic rats.

    CONCLUSION: Administration of HSL in diabetic rats causes significant decrease in hepatocyte destruction and prevented the changes associated with the diabetic condition. Thus, our findings provide a scientific rationale for the use of HSL as promising agent in preventing liver injury in diabetes.

    Matched MeSH terms: Diabetes Mellitus, Type 1/drug therapy*
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