Displaying publications 61 - 80 of 9632 in total

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  1. Jarmin R, Azman A, Rahim R, Kosai NR, Das S
    Acta Med Iran, 2012;50(11):782-4.
    PMID: 23292632
    Intussusception is common cause of bowel obstruction in the paediatric age group compared to the elderly population. Many times, the diagnosis may be difficult because of asymptomatic nature of this bowel disorder. We hereby describe the case of a 75-year-old male who presented with lethargy, weakness, loss of movement in the joints and was found to be anemic. The haemoglobin level was low so he was transfused with packed cells. On gastrointestinal (GI) endoscopy, upper GI bleed was observed. A mass was observed beyond ampulla at the 2nd and 3rd part of the duodenal junction. Computerized tomography (CT) scan also showed a mass at the head of pancreas and the lesion at the left lung. In view of persistent bleed, 'Whipple's procedure' was performed. Histopathological examination showed small cell carcinoma of the lungs with metastasis to the pancreas and the jejunum. We here discuss the case of intussusception with intestinal metastasis which presented with gastrointestinal bleeding.
    Matched MeSH terms: Pancreaticoduodenectomy/methods
  2. Hutchinson PJ, Kolias AG, Tajsic T, Adeleye A, Aklilu AT, Apriawan T, et al.
    Acta Neurochir (Wien), 2019 Jul;161(7):1261-1274.
    PMID: 31134383 DOI: 10.1007/s00701-019-03936-y
    BACKGROUND: Two randomised trials assessing the effectiveness of decompressive craniectomy (DC) following traumatic brain injury (TBI) were published in recent years: DECRA in 2011 and RESCUEicp in 2016. As the results have generated debate amongst clinicians and researchers working in the field of TBI worldwide, it was felt necessary to provide general guidance on the use of DC following TBI and identify areas of ongoing uncertainty via a consensus-based approach.

    METHODS: The International Consensus Meeting on the Role of Decompressive Craniectomy in the Management of Traumatic Brain Injury took place in Cambridge, UK, on the 28th and 29th September 2017. The meeting was jointly organised by the World Federation of Neurosurgical Societies (WFNS), AO/Global Neuro and the NIHR Global Health Research Group on Neurotrauma. Discussions and voting were organised around six pre-specified themes: (1) primary DC for mass lesions, (2) secondary DC for intracranial hypertension, (3) peri-operative care, (4) surgical technique, (5) cranial reconstruction and (6) DC in low- and middle-income countries.

    RESULTS: The invited participants discussed existing published evidence and proposed consensus statements. Statements required an agreement threshold of more than 70% by blinded voting for approval.

    CONCLUSIONS: In this manuscript, we present the final consensus-based recommendations. We have also identified areas of uncertainty, where further research is required, including the role of primary DC, the role of hinge craniotomy and the optimal timing and material for skull reconstruction.

    Matched MeSH terms: Decompressive Craniectomy/methods*
  3. Abdullah JM, Husin A
    Acta Neurochir. Suppl., 2011;111:421-4.
    PMID: 21725794 DOI: 10.1007/978-3-7091-0693-8_72
    The use of intravascular hypothermia in the treatment of hemorrhagic stroke is currently still being researched. The exact therapeutic properties and effect of hypothermia on the natural progression of the disease are not known, and a only small number of papers has been published with results from these studies. Mild hypothermia at 34°C was induced in six patients with hemorrhagic stroke in the first 48 h after presentation, using an intravascular catheter placed in the inferior vena cava. The hypothermia was induced and maintained for 24 h followed by gradual rewarming. Another 18 patients with hemorrhagic stroke but not receiving hypothermia were then taken as the control group, and all patients were treated with standard stroke management. The patients were then followed up using the modified Rankin Scale (mRS) for 6 months and 1 year. There was a statistically significant improvement at 6 months and 1 year follow-up using the mRS score in the hypothermia group, indicating a possible beneficial effect of early therapeutic hypothermia in the management of acute hemorrhagic stroke. However, a larger study is needed in order to confirm our finding.
    Matched MeSH terms: Catheterization, Central Venous/methods; Hypothermia, Induced/methods*
  4. Truelle JL, von Wild K, Höfer S, Neugebauer E, Lischetzke T, von Steinbüchel N, et al.
    Acta Neurochir. Suppl., 2008;101:125-9.
    PMID: 18642646
    There is no disease-specific health-related quality of life (HRQoL) tool devoted to traumatic brain injury (TBI).
    Matched MeSH terms: Psychometrics/methods*
  5. Abdullah J, Zamzuri I, Awang S, Sayuthi S, Ghani A, Tahir A, et al.
    Acta Neurochir. Suppl., 2005;95:311-4.
    PMID: 16463872
    The monitoring of craniospinal compliance is uncommonly used clinically despite it's value. The Spiegelberg compliance monitor calculates intracranial compliance (C = deltaV/deltaP) from a moving average of small ICP perturbations (deltaP) resulting from a sequence of up to 200 pulses of added volume (deltaV = 0.1 ml, total V = 0.2 ml) made into a double lumen intraventricular balloon catheter. The objective of this study was thus to determine the effectiveness of the decompressive craniectomy done on the worst brain site with regard to compliance (Cl), pressure volume index (PVI), jugular oximetry (SjVo2), autoregulation abnormalties, brain tissue oxygen (TiO2) and cerebral blood flow (CBF). This is a prospective cohort study of 17 patients who were enrolled after consent and approval of the ethics committee between the beginning of the year 2001 and end of the year 2002. For pre and post assessment on compliance and PVI, all 12 patients who survived were reported to become normal after decompressive craniectomy. There is no significant association between pre and post craniectomy assessment in jugular oxymetry (p > 0.05), autoregulation (p > 0.05), intracranial brain oxymetry (p = 0.125) and cerebral blood flow (p = 0.375). Compliance and PVI improved dramatically in all alive patients who received decompressive craniectomy. Compliance and PVI monitoring may be crucial in improving the outcome of severe head injured patients after decompressive craniectomy.
    Matched MeSH terms: Monitoring, Physiologic/methods*; Postoperative Care/methods; Preoperative Care/methods; Outcome Assessment (Health Care)/methods
  6. Suhaimi FW, Yusoff NH, Dewa A, Yusof AP
    Acta Neurol Belg, 2010 Mar;110(1):57-64.
    PMID: 20514927
    Obesity is intimately associated with hypertension; increases in blood pressure are closely related to the magnitude of weight gain. The present study aims to determine whether the excitatory amino acid input to rostral ventrolateral medulla (RVLM) contributes to elevated blood pressure in rats with diet-induced obesity. Male Sprague-Dawley rats weighing 280 to 300 grams were fed with a low-fat diet (10% kcal from fat) or moderately high-fat diet (32% kcal from fat) for 16 weeks. At week 16, rats on the moderate high-fat diet were segregated into obesity-prone and obesity-resistant rats based on body weight distribution. Baseline mean arterial pressure (MAP) was significantly higher in obesity-prone rats as compared to obesity-resistant and rats on a low-fat diet. Bilateral injection of kynurenic acid (KYN) (40 nM) into the RVLM of the obesity-prone rats reduced MAP to levels significantly different from those observed in rats on a low-fat diet and obesity-resistant rats (no change in MAP). At a lower concentration (4 nM), KYN injection did not produce any change in MAP in any group. The results obtained suggest that excitatory amino acid input to the RVLM does contribute to the development of hypertension in rats with diet-induced obesity.
    Matched MeSH terms: Microinjections/methods
  7. Trutnovsky G, Kamisan Atan I, Ulrich D, Martin A, Dietz HP
    Acta Obstet Gynecol Scand, 2016 Dec;95(12):1411-1417.
    PMID: 27622984 DOI: 10.1111/aogs.13018
    INTRODUCTION: The study aimed to analyze the relation between the degree of puborectalis muscle trauma and subjective symptoms and objective findings of pelvic organ prolapse (POP), comparing two continuous scoring systems with a discrete scoring system for translabial ultrasound imaging.

    MATERIAL AND METHODS: In this retrospective observational study the records of patients attending a tertiary urogynecological unit between January 2012 and December 2014 were analyzed. POP assessment included a standardized interview, clinical examination using Pelvic Organ Prolapse Quantification and four-dimensional translabial ultrasound. Puborectalis muscle trauma was assessed with tomographic ultrasound imaging using two continuous scoring systems and a previously established discrete system. Receiver operating characteristics and adjusted odds ratios were used for comparison of scoring systems in predicting symptoms and signs of POP.

    RESULTS: Of 1258 women analyzed, 52.6% complained of prolapse symptoms. On ultrasound imaging, 65.7% of women had sonographically significant POP. Complete avulsion was diagnosed in 25.3% of women, being unilateral in 13.9% and bilateral in 11.4%. A maximum score in the 6-point and the 12-point tomographic ultrasound imaging scale increased the odds for a diagnosis of any significant POP on ultrasound by 4.4 and 4.8 times, respectively, compared with 4.6 times for the discrete diagnosis of bilateral avulsion. For all avulsion scoring systems the relation was strongest for cystocele and uterine prolapse.

    CONCLUSIONS: A continuous avulsion scoring system based on tomographic findings does not provide superior performance for the prediction of subjective symptoms and objective findings of prolapse compared with a discrete diagnostic system of unilateral or bilateral avulsion.

    Matched MeSH terms: Ultrasonography/methods
  8. Hamdan M, Shuhaina S, Hong JGS, Vallikkannu N, Zaidi SN, Tan YP, et al.
    Acta Obstet Gynecol Scand, 2021 Nov;100(11):1977-1985.
    PMID: 34462906 DOI: 10.1111/aogs.14247
    INTRODUCTION: Multiparous labor inductions are typically successful, and the process can be rapid, starting from a ripened cervix with a predictable response to amniotomy and oxytocin infusion. Outpatient Foley catheter labor induction in multiparas with unripe cervixes is a feasible option as the mechanical process of ripening is usually without significant uterine contractions and well tolerated. Labor contractions can be initiated by amniotomy and titrated oxytocin infusion in the hospital for well-timed births during working hours as night birth are associated with adverse events. We sought to evaluate outpatient compared with inpatient Foley catheter induction of labor in multiparas for births during working hours and maternal satisfaction.

    MATERIAL AND METHODS: A randomized trial was conducted in the University of Malaya Medical Center. A total of 163 term multiparas (no dropouts) with unripe cervixes (Bishop score ≤5) scheduled for labor induction were randomized to outpatient or inpatient Foley catheter. Primary outcomes were delivery during "working hours" 08:00-18:00 h and maternal satisfaction on allocated care (assessed by 11-point visual numerical rating score 0-10, with higher score indicating more satisfied).

    CLINICAL TRIAL REGISTRATION: ISRCTN13534944.

    RESULTS: Comparing outpatient and inpatient arms, delivery during working hours were 54/82 (65.9%) vs. 48/81 (59.3%) (relative risk 1.1, 95% CI 0.9-1.4, p = 0.421) and median maternal satisfaction visual numerical rating score was 9 (interquartile range 9-9) vs. 9 (interquartile range 8-9, p = 0.134), repectively. Duration of hospital stay and membrane rupture to delivery interval were significantly shorter in the outpatient arm: 35.8 ± 20.2 vs. 45.2 ± 16.2 h (p = 0.001) and 4.1 ± 2.9 vs. 5.3 ± 3.6 h (p = 0.020), respectively. Other maternal and neonatal secondary outcomes were not significantly different.

    CONCLUSIONS: The trial failed to demonstrate the anticipated increase in births during working hours with outpatient compared with inpatient induction of labor with Foley catheter in parous women with an unripe cervix. Hospital stay and membrane rupture to delivery interval were significantly shortened in the outpatient group. The rate of maternal satisfaction was high in both groups and no significant differences were found.

    Matched MeSH terms: Labor, Induced/methods*
  9. Wu AL, Ling KP, Chuang LH, Chen KJ, Chen YP, Yeung L, et al.
    Acta Ophthalmol, 2020 Nov;98(7):e839-e847.
    PMID: 32243725 DOI: 10.1111/aos.14418
    PURPOSE: To investigate the long-term surgical outcomes of macular hole retinal detachment (MHRD) following vitrectomy with macular plug in highly myopic eyes.

    METHODS: Thirty-five cases of highly myopic eyes with MHRD in 35 patients who underwent an initially successful vitrectomy with macular plug and were followed up for at least 3 years were reviewed. The anatomical outcomes were evaluated by fundus examination, fundus photographs and optical coherence tomography (OCT). Myopic features after the surgery were differentiated according to recommendations of the Meta-analysis of Pathologic Myopia (META-PM) Study Group. The best-corrected visual acuities (BCVAs) before and after surgery were analysed as the functional outcome. Main outcome measures time-course changes in BCVA and complications.

    RESULTS: The mean patient age was 61.0 ± 11.4 years. The follow-up was 45.2 ± 8.6 months (ranged from 36 to 71 months). The mean axial length was 29.3 ± 1.2 mm. All eyes demonstrated attached retina, but 2 eyes (5.7%) developed reopened macular holes until the last follow-up. Complications of postoperative rhegmatogenous retinal detachment were detected in 2 eyes (5.7%) within 1 year and retina reattached after the secondary vitrectomy. Three cases (8.6%) of prolonged subretinal fluid lasting more than 1 year were detected but finally absorbed completely. Comparing 1-3 years postoperatively, myopic features showed significant progression of myopic maculopathy category (p = 0.035). Functionally, significantly improved BCVA could be maintained postoperatively between 6 months and 3 years. However, vision of 14 eyes (40.0%) worsened within 1-3 years postoperatively, and visual deterioration was associated with progression of myopic maculopathy (p = 0.004) and pre-existing disease of glaucoma (p = 0.006).

    CONCLUSIONS: A vitrectomy combined with macular plug provided favourable outcomes in the long term, over the ≥3-year follow-up period.

    Matched MeSH terms: Vitrectomy/methods*; Endotamponade/methods*
  10. Joseph LH, Hussain RI, Pirunsan U, Naicker AS, Htwe O, Paungmali A
    Acta Orthop Traumatol Turc, 2014;48(2):169-74.
    PMID: 24747625 DOI: 10.3944/AOTT.2014.3184
    The aim of this study was to investigate the intra- and inter-rater reliability of ultrasonography (US) to measure anterior translation of the humeral head (ATHH) among healthy subjects and patients with sacroiliac joint dysfunction.
    Matched MeSH terms: Ultrasonography/methods; Symptom Assessment/methods
  11. Chung WH, Chiu CK, Wei Chan CY, Kwan MK
    Acta Orthop Traumatol Turc, 2020 Sep;54(5):561-564.
    PMID: 33155569 DOI: 10.5152/j.aott.2020.19144
    Growth hormone secreting pituitary tumor or gigantism has not been previously reported to be associated with rapid progression of scoliosis in the literature. However, there are some reports indicating scoliosis can be worsened by growth hormone therapy in children and adolescents. A 19-year-old boy was referred to our institution for the treatment of a right thoracolumbar scoliosis. The Cobb angle had worsened from 29° to 83° over two years' duration. He attained puberty at the age of 13. He had a previous history of slipped upper femoral epiphysis (SUFE), which was operated in 2015, with no clinical features of gigantism. Preoperative assessment was performed. He was diagnosed with growth hormone secreting pituitary macroadenoma by magnetic resonance imaging with a high serum level of insulin-like growth factor-I (IGF-I). Computed tomography (CT) of the pancreas showed a pancreatic endocrine tumor. The patient was later diagnosed with multiple endocrine neoplasia type 1 (MEN 1). He underwent endoscopic endonasal excision of the pituitary mass and distal pancreatectomy. This case indicates that growth hormone secreting pituitary macroadenoma could result in rapid progression of scoliosis.
    Matched MeSH terms: Hypophysectomy/methods*; Magnetic Resonance Imaging/methods; Pancreatectomy/methods; Patient Care Management/methods; Radiography/methods; Tomography, X-Ray Computed/methods*
  12. Gan JT, Chandrasekaran SK, Tuan Jusoh TB
    Acta Orthop Traumatol Turc, 2020 Sep;54(5):483-487.
    PMID: 33155556 DOI: 10.5152/j.aott.2020.19219
    OBJECTIVE: The aim of this study was to compare the clinical outcomes and operative cost of a locked compression plate (LCP) and a nonlocked reconstruction plate in the treatment of displaced midshaft clavicle fracture.

    METHODS: From January 2013 till March 2018, a total of 55 patients with acute unilateral closed midshaft clavicle fracture were treated with either a 3.5-mm pre-contoured LCP [32 patients; 25 men and 7 women; mean age: 35 years (range: 19-63 years)] or a 3.5-mm nonlocked reconstruction plate [23 patients; 20 men and 3 women; mean age: 31.4 years (range: 17-61 years)]. The clinical outcomes in terms of fracture union, Quick Disability of Arm, Shoulder and Hand (DASH) score, implant irritation, failure rate, and reoperation rate were evaluated retrospectively. The patient billing records were reviewed to obtain primary operation, reoperation, and total operative cost for midshaft clavicle fracture. These values were analyzed and converted from Malaysia Ringgit (RM) to United States Dollar (USD) at the exchange rate of RM 1 to USD 0.24. All patients were followed up for at least one-year duration.

    RESULTS: The mean time to fracture union, implant irritation, implant failure, and reoperation rate showed no significant difference between the two groups of patients. The mean Quick DASH score was significantly better in the reconstruction plate group with 13 points compared with 28 points in the LCP group (p=0.003). In terms of total operative cost, the LCP group recorded a cost of USD 391 higher than the reconstruction plate group (p<0.001).

    CONCLUSION: The 3.5-mm reconstruction plate achieved not only satisfactory clinical outcomes but was also more cost-effective than the LCP in the treatment of displaced midshaft clavicle fractures.

    LEVEL OF EVIDENCE: Level III, Therapeutic study.

    Matched MeSH terms: Fracture Fixation, Internal/methods; Reoperation/methods
  13. Dk Yeak R, Liew SK
    Acta Orthop Traumatol Turc, 2020 Jul;54(4):465-468.
    PMID: 32812879 DOI: 10.5152/j.aott.2020.20035
    We present a rare case of a patient with concurrent fat embolism and pulmonary embolism, in a closed femur fracture with patent foramen ovale (PFO). A 24-year-old man was involved in a motor vehicle accident with a closed left midshaft femur fracture. He developed fat embolism syndrome (FES) on day 3 of admission, and plating was performed. The D-dimer concentration was also high, which raised the suspicion of pulmonary artery embolism. Computed tomography pulmonary angiography (CTPA) revealed right inferior lobar pulmonary artery embolism and FES. A transthoracic echocardiogram (TEE) was performed, which showed a PFO. The presence of a PFO in patients with pulmonary embolism increases the risk of systemic embolism. Therefore, we recommend the routine echocardiogram for patients with pulmonary embolism to exclude any cardiac defect in causing right-to-left shunts, which predisposes the patient to paradoxical embolism.
    Matched MeSH terms: Echocardiography/methods; Patient Care Management/methods; Computed Tomography Angiography/methods
  14. Huang ZL, Wang DY, Zhang PC, Dong F, Yeoh KH
    Acta Otolaryngol, 2001 Oct;121(7):844-8.
    PMID: 11718250
    Acoustic rhinometry (AR) evaluates the geometry of the nasal cavity by measuring the minimum cross-sectional area (MCA) and nasal volume (V) by means of acoustic reflection. Understanding the normal and pathologic conditions of the internal nasal cavity using AR is important in the diagnosis of structural abnormalities in patients. The aim of this study was to investigate the normal range of AR parameters in healthy volunteers from three ethnic groups in Singapore: Chinese, Malay and Indian. We also attempted to evaluate the role of these measurements in the documentation of structural abnormalities in the nose. A total of 189 Singaporeans, aged > or = 18 years, were recruited from a nationwide survey study. They comprised 83 Chinese, 35 Malays and 71 Indians. Eighty-nine subjects had a rhinoscopically normal nose (Group 1), 77 had significant septal deviation (Group 2) and 23 had inferior turbinate hypertrophy (Group 3). AR was performed to measure the MCA at the anterior 1-5 cm from the nostril and the volume (V) between points at the nostril and 5 cm into the nose. A mean MCA (mMCA; equal to (L + R)/2) and a total volume (Vt; equal to L + R) were then calculated for each subject, where L and R refer to the measurements made for the left and right nostrils, respectively. The results showed that there was no statistically significant difference in mMCA (p = 0.80) and Vt (p = 0.60) among the three ethnic subgroups of Group 1. Statistically significant differences were found only between Groups 1 and 3 (p < 0.001 for both mMCA and Vt) and between Groups 2 and 3 (p = 0.001 for mMCA and p = 0.013 for Vt). Although there was no significant difference between Groups 1 and 2, significant differences in MCA (p = 0.001) and V (p = 0.040) were found between the narrower sides (smaller volume) and the wider sides in Group 2, indicating volume compensation between the nasal cavities. In conclusion, our study demonstrates that there is no significant difference in the normal range of AR measurements among Chinese, Malay and Indian ethnic groups. AR is able to determine the structural abnormality of the internal nasal cavity caused by septal deviation and inferior turbinate hypertrophy.
    Matched MeSH terms: Rhinomanometry/methods*
  15. Zakaria MN, Tahir A, Zainun Z, Salim R, Mohd Sakeri NS, Abdul Wahat NH
    Acta Otolaryngol, 2021 Jan;141(1):62-65.
    PMID: 32957810 DOI: 10.1080/00016489.2020.1817552
    BACKGROUND: The graviceptive otolith function can be measured using subjective visual horizontal (SVH) testing. Nevertheless, more research efforts are required to understand the essential variables affecting SVH.

    OBJECTIVE: The aim of the present study was to determine the effects of type of visual image and gender on subjective visual horizontal (SVH) perception among healthy adults.

    MATERIALS AND METHODS: In this comparative study, 50 healthy young adults were enrolled. While in an upright body position, they were required to report their perception of horizontality for two types of visual images (solid line and arrow pattern) using a computerized SVH device.

    RESULTS: The arrow pattern produced significantly bigger SVH angles than the solid line (p < .001). In contrast, no significant influence of gender was found on SVH results (p = .743), Based on the statistical outcomes, the preliminary normative data for SVH were established.

    CONCLUSIONS AND SIGNIFICANCE: The arrow pattern (a more complex visual image) produced bigger SVH deviations than the simple solid line image. In contrast, the horizontality perception does not appear to be affected by gender. The preliminary normative SVH data gathered from the present study can be beneficial for clinical and future research applications.

    Matched MeSH terms: Vestibular Function Tests/methods*
  16. Zakaria MN, Nik Othman NA, Musa Z
    Acta Otolaryngol, 2021 Nov;141(11):984-988.
    PMID: 34669557 DOI: 10.1080/00016489.2021.1990996
    BACKGROUND: The non-invasive tympanic electrocochleography (TM-ECochG) is useful for clinical diagnoses. Nevertheless, the influence of the electrode location on tympanic membrane (TM) on ECochG results needs to be studied.

    OBJECTIVE: The aim of the present study was to compare the TM-ECochG results obtained when the electrode was placed on the superior region versus the inferior region of TM.

    MATERIALS AND METHODS: Forty healthy adults (aged 29 to 50 years) participated in this comparative study. The TM-ECochG testing was conducted with the electrode placed on the superior and inferior regions of TM.

    RESULTS: SP and AP amplitudes were statistically higher for the inferior region of TM (p < .05). In contrast, SP/AP ratios were comparable between the two regions of TM (p = .417).

    CONCLUSIONS AND SIGNIFICANCE: In TM-ECochG recording, when the electrode was placed on the inferior region of TM, SP and AP amplitudes were greater than when the electrode was placed on the superior region of TM. On the other hand, SP/AP amplitude ratio was not affected by the location of electrode on TM. The findings from the present study could be useful to guide clinicians in optimizing TM-ECochG recording when testing their respective patients.

    Matched MeSH terms: Audiometry, Evoked Response/methods*
  17. Boo NY, Chee SC, Rohana J
    Acta Paediatr, 2002;91(6):674-9.
    PMID: 12162601
    A randomized controlled study was carried out on 96 preterm infants (< 37 wk) with birthweight less than 2000 g admitted to a neonatal intensive care unit. The aim was to compare the weight gain between preterm infants exposed to 12 h cyclical lighting (intensity of light: 78.4 +/- 24.7 lux, mean +/- SD) and those exposed to a continuously dim environment (5.9 +/- 1.9 lux). The exclusion criteria were infants with major congenital malformations or who needed continuous lighting for treatment procedure and care. From day 7 of life until discharge, 50 infants were randomized to receive 12 h cyclical lighting and 46 infants to a continuously dim environment. There was no significant difference in the mean birthweight (12 h lighting vs continuously dim: 1482 vs 1465 g, p = 0.8), mean gestational age (31.6 vs 31.4 wk, p = 0.6), median duration of hospital stay (28.5 vs 28.5 d, p = 0.8), mean age to regain birthweight (13.0 vs 12.9 d, p = 0.3), mean weight gained by day 14 (27.6 vs 36.2 g, p = 1.0), median weight gain per day (11.9 vs 12.2 g, p = 0.9) or median body weight on discharge (1800 vs 1800 g, p = 0.4) between the two groups of infants.

    CONCLUSION: Exposing preterm infants to either 12 h cyglical lighting or continuously dim environment did not have any significant effect on their weight gain during the neonatal period.

    Matched MeSH terms: Phototherapy/methods*
  18. Lyn LY, Sze HW, Rajendran A, Adinarayana G, Dua K, Garg S
    Acta Pharm, 2011 Dec;61(4):391-402.
    PMID: 22202198 DOI: 10.2478/v10007-011-0037-z
    Piroxicam is a nonsteroidal anti-inflammatory drug with low aqueous solubility which exhibits polymorphism. The present study was carried out to develop polymorphs of piroxicam with enhanced solubility and dissolution rate by the crystal modification technique using different solvent mixtures prepared with PEG 4000 and PVP K30. Physicochemical characteristics of the modified crystal forms of piroxicam were investigated by X-ray powder diffractometry, FT-IR spectrophotometry and differential scanning calorimetry. Dissolution and solubility profiles of each modified crystal form were studied and compared with pure piroxicam. Solvent evaporation method (method I) produced both needle and cubic shaped crystals. Slow crystallization from ethanol with addition of PEG 4000 or PVP K30 at room temperature (method II) produced cubic crystal forms. Needle forms produced by method I improved dissolution but not solubility. Cubic crystals produced by method I had a dissolution profile similar to that of untreated piroxicam but showed better solubility than untreated piroxicam. Cubic shaped crystals produced by method II showed improved dissolution, without a significant change in solubility. Based on the XRPD results, modified piroxicam crystals obtained by method I from acetone/benzene were cube shaped, which correlates well with the FTIR spectrum; modified needle forms obtained from ethanol/methanol and ethanol/acetone showed a slight shift of FTIR peak that may be attributed to differences in the internal structure or conformation.
    Matched MeSH terms: X-Ray Diffraction/methods
  19. Sim SM
    Acta Pharmacol Sin, 2004 Sep;25(9):1209-19.
    PMID: 15339399
    Traditional pharmacology teaching has focused more on drug instead of therapeutics, such that although pharmacological knowledge is acquired, practical skills in prescribing remain weak. In Malaysia many new medical schools (both public and private) have been set up in the last 12 years due to a change in government policy, resulting in a wide spectrum of medical curricula. Universiti Malaya (UM) being the oldest medical school in Malaysia was deep set in its traditional way of teaching-learning, since its inception in 1962, until a visit from the General Medical Council of the United Kingdom in 1984 triggered off a change of tide. Since then the medical curriculum in UM has undergone two major revisions. The first revised curriculum (1988) aimed to inject more clinical relevance into basic science teaching, through introducing clinical lectures and skills in the paraclinical year. Professional behaviour was also addressed. The second revised curriculum (1998) sought to improve further the integration of knowledge as well as to produce a holistic doctor, viewing the patient as a person instead of a clinical entity. The teaching-learning of pharmacology has gradually moved from factual regurgitation to more clinical reasoning, from lab-based to more patient-oriented approach. As more new medical schools are being set up in Malaysia, exchange of experience in this area of learning will hopefully help us find a happy medium between "the old is best" and "the new is better" type approach so that a pedagogically sound and yet logistically practical curriculum can be found in our local setting, to help produce doctors with good prescribing practice.
    Matched MeSH terms: Education, Medical, Undergraduate/methods*
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