Displaying publications 1 - 20 of 39 in total

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  1. Zou D, Goh KL
    J Gastroenterol Hepatol, 2017 Jun;32(6):1152-1159.
    PMID: 28024166 DOI: 10.1111/jgh.13712
    Both proton pump inhibitors (PPIs) and clopidogrel are widely prescribed in the Asia-Pacific population. PPIs are the mainstay therapeutic agents for prophylaxis against aspirin gastropathy and for acid-related disorders including gastroesophageal reflux disease. They are also co-prescribed with oral anticoagulant agents and with dual-antiplatelet therapy for the treatment and prevention of gastrointestinal bleeding. Clopidogrel belongs to the drug class of thienopyridines and is currently the most widely prescribed oral anticoagulant agent either alone or in combination with aspirin. Platelet inhibition by clopidogrel is prone to significant inter-individual variability and is believed to be affected by several factors such as genetics and drug-drug interactions. Since it was first reported in 2009, the potential for drug-drug interactions between PPIs and clopidogrel has remained headline news, and its significance in clinical practice is the subject of an ongoing debate. For East Asian patients in particular, the clinical relevance of the interaction between PPIs and clopidogrel remains unclear because of conflicting data, as well as underrepresentation of East Asian subjects in landmark trials. Increased CYP2C19 genetic polymorphisms in individuals from Asia-Pacific countries only fuel the confusion. Recent studies in East Asian cohorts suggests that the potential of PPIs to attenuate the efficacy of clopidogrel could be minimized by the use of newer PPIs with weaker affinity for the CYP2C19 isoenzyme, namely, pantoprazole, dexlansoprazole, and rabeprazole. This review aims to help clinicians choose the most appropriate PPI for co-prescription with clopidogrel in patients from Asia-Pacific countries.
    Matched MeSH terms: Gastrointestinal Hemorrhage/prevention & control
  2. Young G, Collins PW, Colberg T, Chuansumrit A, Hanabusa H, Lentz SR, et al.
    Thromb Res, 2016 May;141:69-76.
    PMID: 26970716 DOI: 10.1016/j.thromres.2016.02.030
    INTRODUCTION: Paradigm™4 was an international extension trial investigating the safety and efficacy of nonacog beta pegol, a recombinant glycoPEGylated factor IX (FIX) with extended half-life, in haemophilia B patients (FIX activity ≤2%; aged 13-70years) who had previously participated in phase III pivotal (paradigm™2) or surgery (paradigm™3) trials.

    METHODS: Patients chose to continue treatment with nonacog beta pegol in either one of two once-weekly prophylaxis arms (10IU/kg or 40IU/kg), or an on-demand arm (40IU/kg for mild/moderate bleeds; 80IU/kg for severe bleeds). The primary objective was to evaluate immunogenicity; key secondary objectives included assessing safety and haemostatic efficacy in the treatment and prevention of bleeds.

    RESULTS: Seventy-one patients received prophylaxis or on-demand treatment. No patient developed an inhibitor and no safety concerns were identified. The success rate for the treatment of reported bleeds was 94.6%; most (87.9%) resolved with one injection. The median annualised bleeding rate for patients on prophylaxis was 1.36 (interquartile range [IQR] 0.00-2.23) and 1.00 (IQR 0.00-2.03) for the 10 and 40IU/kg treatment arms, respectively. The mean FIX activity trough achieved for 10 and 40IU once weekly was 9.8% and 21.3%, respectively. Fourteen patients on prophylaxis underwent 23 minor surgical procedures; haemostatic perioperative outcomes for all of those evaluated were 'excellent' or 'good'.

    CONCLUSIONS: Nonacog beta pegol showed a favourable tolerability profile (with no safety issues identified) with good prophylactic protection and control of bleeding in previously treated adult and adolescent haemophilia B patients.

    Matched MeSH terms: Hemorrhage/prevention & control
  3. Wendy Tan AY, Chieng JY
    Med J Malaysia, 2018 12;73(6):361-364.
    PMID: 30647204
    OBJECTIVE: Approximately one-third of patients with esophageal varices will develop bleeding which is a major cause of morbidity and mortality in patients with liver cirrhosis. Currently, the two most widely used modalities to prevent variceal bleeding are pharmacologic and oendoscopic variceal band ligation (EVL). However, EVL has been associated with significant complications. Hence we aim to evaluate and to identify the epidemiology, demography, and complications of EVL at our local Malaysian tertiary hospital.

    METHOD: This is a retrospective study of all the patients that had undergone endoscopic variceal surveillance at the Gastroenterology endoscopy unit, Serdang Hospital from 1st January 2015 to 31st March 2017. Patients' demography, aetiologies of liver cirrhosis, platelet level and international normalised ratio (INR) prior banding procedure, and the post EVL complications were recorded and further analysed with SPSS version 16.

    RESULTS: In this study, 105 patients were screened for varices. Fifty-five of them had undergone EVL, with a quarter of the patients requiring repeated ligation. There was a male preponderance with 76.4%. 56.4% of patients were in age from 40-59 years. The majority of our patients were of the Malay ethnicity. The major aetiology for liver cirrhosis in our patients was viral hepatitis with Hepatitis C (31.0%), and Hepatitis B (20.0%). Most of our patients had platelet count >50,000 and INR <1.5 prior to EVL. There was no major complication in all of our subjects.

    CONCLUSION: EVL is relatively safe and feasible treatment for prevention of oesophageal variceal bleeds with a low complication rate.

    Matched MeSH terms: Gastrointestinal Hemorrhage/prevention & control*
  4. Voon HY, Suharjono HN, Shafie AA, Bujang MA
    Taiwan J Obstet Gynecol, 2018 Jun;57(3):332-339.
    PMID: 29880160 DOI: 10.1016/j.tjog.2018.04.002
    OBJECTIVE: Postpartum hemorrhage remains the leading cause of maternal mortality in developing countries and a significant proportion of these cases are attributable to uterine atony. In contrast to the advances made in the treatment of postpartum hemorrhage, there has been few novel prophylactic agents. This study was undertaken to analyze the effectiveness of carbetocin compared to oxytocin for the prevention of postpartum hemorrhage, in the context of cesarean deliveries.

    MATERIALS AND METHODS: Major electronic databases were searched for randomized-controlled trials comparing carbetocin with oxytocin. Only trials involving cesarean deliveries were included. Non-randomized trials, non-cesarean deliveries, studies which did not directly compare carbetocin to oxytocin and studies which did not analyze the intended outcomes were excluded. Outcomes analysed were postpartum hemorrhage, additional use of uterotonic and transfusion requirement.

    RESULTS: Seven studies involving 2012 patients were included in the meta-analysis. There was a significant reduction in the rates of postpartum hemorrhage (RR 0.79; 95% CI 0.66 to 0.94; p = 0.009), use of additional uterotonics (RR 0.57; 95% CI 0.49 to 0.65; p 

    Matched MeSH terms: Postpartum Hemorrhage/prevention & control*
  5. Voon HY, Shafie AA, Bujang MA, Suharjono HN
    J Obstet Gynaecol Res, 2018 Jan;44(1):109-116.
    PMID: 29027315 DOI: 10.1111/jog.13486
    AIM: To evaluate the cost effectiveness of carbetocin compared to oxytocin when used as prophylaxis against post-partum hemorrhage (PPH) during cesarean deliveries.

    METHODS: A systematic review of the literature was performed to identify randomized controlled trials that compared the use of carbetocin to oxytocin in the context of cesarean deliveries. Cost effectiveness analysis was then performed using secondary data from the perspective of a maternity unit within the Malaysian Ministry of Health, over a 24 h time period.

    RESULTS: Seven randomized controlled trials with over 2000 patients comparing carbetocin with oxytocin during cesarean section were identified. The use of carbetocin in our center, which has an average of 3000 cesarean deliveries annually, would have prevented 108 episodes of PPH, 104 episodes of transfusion and reduced the need for additional uterotonics in 455 patients. The incremental cost effectiveness ratio of carbetocin for averting an episode of PPH was US$278.70.

    CONCLUSION: Reduction in retreatment, staffing requirements, transfusion and potential medication errors mitigates the higher index cost of carbetocin. From a pharmacoeconomic perspective, in the context of cesarean section, carbetocin was cost effective as prophylaxis against PPH. Ultimately, the relative value placed on the outcomes above and the individual unit's resources would influence the choice of uterotonic.

    Matched MeSH terms: Postpartum Hemorrhage/prevention & control*
  6. Tiede A, Abdul Karim F, Jiménez-Yuste V, Klamroth R, Lejniece S, Suzuki T, et al.
    Haematologica, 2021 07 01;106(7):1902-1909.
    PMID: 32327501 DOI: 10.3324/haematol.2019.241554
    During factor VIII prophylaxis for severe hemophilia A, bleeding risk increases with time when factor VIII activity is below 1%. Maintaining trough activity above 1% does not protect all patients from bleeding. The relationship between factor VIII activity during prophylaxis and bleeding risk has not been thoroughly studied. We investigated factor VIII activity and annualized bleeding rate for spontaneous bleeds during prophylaxis. A population pharmacokinetic model derived from three clinical trials was combined with dosing data and bleed information from patient diaries. Each patients' time on prophylaxis was divided into five categories of predicted activity (0-1%, >1-5%, >5-15%, >15-50%, and >50%). Exposure time, mean factor VIII activity, and bleed number (from patient diaries) were calculated for each activity category, and annualized bleeding rates estimated using negative binomial regression and a parametric model. Relationships between these bleeding rates and factor VIII activity were evaluated by trial phase (pivotal vs. extension) and age (adults/adolescents [≥12 years] vs. children [0-<12 years]). In total (N=187; 815 patient-years' exposure), factor VIII activity was predicted to reach >1% for 85.64% of the time. Annualized bleeding rate decreased as factor VIII activity increased in each trial phase and age group. However, for a given activity level, bleeding rate differed substantially by trial phase, and age. This suggests that bleeding risk can change over time and is influenced by factors independent of factor VIII pharmacokinetics and trough levels. Target trough and prophylactic regimen should consider patient age, joint disease activity, and other bleeding risk determinants.
    Matched MeSH terms: Hemorrhage/prevention & control
  7. Thomas J
    Trop Anim Health Prod, 1972;4(2):95-101.
    PMID: 4671395
    Matched MeSH terms: Hemorrhage/prevention & control
  8. Thanimalai S, Shafie AA, Hassali MA, Sinnadurai J
    Int J Clin Pharm, 2013 Oct;35(5):736-43.
    PMID: 23715759 DOI: 10.1007/s11096-013-9796-6
    BACKGROUNDS: Limited evidence is available regarding pharmacist managed anticoagulation clinic in the Southeast Asian region where there is marked difference in terms of care model, genetic composition and patient demographics.

    OBJECTIVES: This study aimed at comparing the anticoagulation clinic managed by the pharmacist with physician advisory and the usual medical care provided in Kuala Lumpur Hospital (KLH) in terms of anticoagulation control and adverse outcomes.

    SETTING: A 2,302 bedded government tertiary referral hospital in Malaysia.

    METHODS: A 6-month retrospective cohort study of the effectiveness of two models of anticoagulation care, the pharmacist managed anticoagulation clinic which is known as warfarin medication therapy adherence clinic (WMTAC) and usual medical clinic (UMC) in KLH was conducted, where a random number generator was used to recruit patients. The UMC patients received standard medical care where they are managed by rotational medical officers in the physicians' clinic. As for the WMTAC with physician advisory, the pharmacist will counsel and review the patients internationalised normalization ratio at each clinic visit and also adjust the patients' warfarin dose accordingly. Patients are referred to physicians if immediate attention is required.

    MAIN OUTCOME MEASURE: The main therapeutic outcome is time in therapeutic range (TTR) both actual and expanded TTR and thromboembolic and bleeding complications.

    RESULTS: Each of the WMTAC and usual medical care recruited 92 patients, which totals to 184 patients. The patient demographics in terms of age, race and indication of treatment were comparable. At the end of the 6 months follow-up, patients in the WMTAC group had significantly higher actual-TTR (65.1 vs. 48.3 %; p < 0.05) compared to those in usual medical care group. Rates of admission were 6.5 versus 28.2 events per 100 person-years for the WMTAC and UMC groups, respectively. Though the bleeding incidences were not significantly different, it was reduced.

    CONCLUSIONS: These findings will impact local warfarin patient management services and policies because there was no available evidence supporting the role of pharmacists in the management of warfarin patients prior to this study.
    Matched MeSH terms: Hemorrhage/prevention & control*
  9. Teoh WY, Tan TG, Ng KT, Ong KX, Chan XL, Hung Tsan SE, et al.
    Ann Surg, 2021 Apr 01;273(4):676-683.
    PMID: 32282377 DOI: 10.1097/SLA.0000000000003896
    OBJECTIVES: Perioperative bleeding remains a major concern to all clinicians caring for perioperative patients. Due to the theoretical risk of thromboembolic events associated with tranexamic acid (TXA) when administered intravenously, topical route of TXA has been extensively studied, but its safety and efficacy profile remain unclear in the literature. The primary aim of this review was to assess the effect of topical TXA on incidence of blood transfusion and mortality in adults undergoing surgery.

    DATA SOURCES: EMBASE, MEDLINE, CENTRAL, and ISI Web of Science were systematically searched from their inception until May 31, 2019.

    REVIEW METHODS: Parallel-arm randomized controlled trials were included.

    RESULTS: Seventy-one trials (7539 participants: orthopedics 5450 vs nonorthopedics 1909) were included for quantitative meta-analysis. In comparison to placebo, topical TXA significantly reduced intraoperative blood loss [mean difference (MD) -36.83 mL, 95% confidence interval (CI) -54.77 to -18.88, P < 0.001], total blood loss (MD -319.55 mL, 95% CI -387.42 to -251.69, P < 0.001), and incidence of blood transfusion [odds ratio (OR) 0.30, 95% CI 0.26-0.34, P < 0.001]. Patients who received topical TXA were associated with a shorter length of hospital stay (MD -0.28 days, 95% CI -0.47 to -0.08, P = 0.006). No adverse events associated with the use of topical TXA were observed, namely mortality (OR 0.78, 95% CI 0.45-1.36, P = 0.39), pulmonary embolism (OR 0.73, 95% CI 0.27-1.93, P = 0.52), deep vein thrombosis (OR 1.07, 95% CI 0.65-1.77, P = 0.79), myocardial infarction (OR 0.79, 95% CI 0.21-2.99, P = 0.73), and stroke (OR 0.85, 95% CI 0.28-2.57, P = 0.77). Of all included studies, the risk of bias assessment was "low" for 20 studies, "unclear" for 26 studies and "high" for 25 studies.

    CONCLUSIONS: In the meta-analysis of 71 trials (7539 patients), topical TXA reduced the incidence of blood transfusion without any notable adverse events associated with TXA in adults undergoing surgery.

    PROSPERO: CRD 42018111762.

    Matched MeSH terms: Postoperative Hemorrhage/prevention & control*
  10. Tan HJ, Mahadeva S, Menon J, Ng WK, Zainal Abidin I, Chan FK, et al.
    J Dig Dis, 2013 Jan;14(1):1-10.
    PMID: 23134105 DOI: 10.1111/1751-2980.12000
    The working party statements aim to provide evidence and guidelines to practising doctors on the use of antiplatelet therapy and proton pump inhibitors (PPIs) in patients with cardiovascular risk as well as those at risk of gastrointestinal (GI) bleeding. Balancing the GI and cardiovascular risk and benefits of antiplatelet therapy and PPIs may sometimes pose a significant challenge to doctors. Concomitant use of anti-secretory medications has been shown to reduce the risk of GI bleeding but concerns have been raised on the potential interaction of PPIs and clopidogrel. Many new data have emerged on this topic but some can be confusing and at times controversial. These statements examined the supporting evidence in four main areas: rationale for antiplatelet therapy, risk factors of GI bleeding, PPI-clopidogrel interactions and timing for recommencing antiplatelet therapy after GI bleeding, and made appropriate recommendations.
    Matched MeSH terms: Gastrointestinal Hemorrhage/prevention & control*
  11. Sinnathuray TA
    Med J Malaysia, 1979 Sep;34(1):80-5.
    PMID: 542158
    Matched MeSH terms: Hemorrhage/prevention & control
  12. Saheb Sharif-Askari F, Syed Sulaiman SA, Saheb Sharif-Askari N
    Adv Exp Med Biol, 2017;906:101-114.
    PMID: 27628006
    Patients with chronic kidney disease (CKD) are at increased risk for both thrombotic events and bleeding. The early stages of CKD are mainly associated with prothrombotic tendency, whereas in its more advanced stages, beside the prothrombotic state, platelets can become dysfunctional due to uremic-related toxin exposure leading to an increased bleeding tendency. Patients with CKD usually require anticoagulation therapy for treatment or prevention of thromboembolic diseases. However, this benefit could easily be offset by the risk of anticoagulant-induced bleeding. Treatment of patients with CKD should be based on evidence from randomized clinical trials, but usually CKD patients are excluded from these trials. In the past, unfractionated heparins were the anticoagulant of choice for patients with CKD because of its independence of kidney elimination. However, currently low-molecular-weight heparins have largely replaced the use of unfractionated heparins owing to fewer incidences of heparin-induced thrombocytopenia and bleeding. We undertook this review in order to explain the practical considerations for the management of anticoagulation in these high risk population.
    Matched MeSH terms: Hemorrhage/prevention & control
  13. Ramli R, Abdul Rahman R
    Singapore Dent J, 2005 Dec;27(1):13-6.
    PMID: 16438263
    Minor oral surgery in warfarinized patients can be performed without stopping or altering the dose of the drug. Thirty patients underwent various types of oral surgical procedures without interruption of their anticoagulant therapy and their therapeutic international normalized ratio maintained. Local measures such as pressure, packing the sockets with oxidized regenerated cellulose, and suturing were applied. In some patients, tranexamic acid mouthwashes were prescribed to further enhance haemostasis. Four patients had minimal postoperative bleeding in the form of bloodstained saliva, which lasted for 24 hours. This study highlights the importance of local measures in controlling postoperative bleeding in warfarinized patients undergoing minor oral surgical procedures.
    Matched MeSH terms: Hemorrhage/prevention & control*
  14. Rachagan SP, Neoh HS
    Med J Malaysia, 1990 Mar;45(1):84-6.
    PMID: 2152077
    A case of delayed haemorrhage after conservative surgery for ectopic pregnancy is presented. Brief pathophysiology of the condition is presented. The importance of beta-subunit human chorionic gonadotrophin monitoring of the serum in this patient is highlighted. Surgical procedures to prevent this complication are also discussed.
    Matched MeSH terms: Hemorrhage/prevention & control
  15. Palaniappan SK, Than NN, Thein AW, van Mourik I
    Cochrane Database Syst Rev, 2020 03 30;3:CD012056.
    PMID: 32227478 DOI: 10.1002/14651858.CD012056.pub3
    BACKGROUND: Cystic fibrosis is an autosomal recessive inherited defect in the cystic fibrosis transmembrane conductance regulator (CFTR) gene resulting in abnormal regulation of salt and water movement across the membranes. In the liver this leads to focal biliary fibrosis resulting in progressive portal hypertension and end-stage liver disease in some individuals. This can be asymptomatic, but may lead to splenomegaly and hypersplenism, development of varices and variceal bleeding, and ascites; it has negative impact on overall nutritional status and respiratory function in this population. Prognosis is poor once significant portal hypertension is established. The role and outcome of various interventions for managing advanced liver disease (non-malignant end stage disease) in people with cystic fibrosis is currently unidentified. This is an updated version of a previously published review.

    OBJECTIVES: To review and assess the efficacy of currently available treatment options for preventing and managing advanced liver disease in children and adults with cystic fibrosis.

    SEARCH METHODS: We searched the Cochrane Cystic Fibrosis Trials Register, compiled from electronic database searches and handsearching of journals and conference abstract books. Date of last search: 19 November 2019. We also searched the reference lists of relevant articles and reviews and online trials registries. Date of last search: 01 January 2020.

    SELECTION CRITERIA: Any published and unpublished randomised controlled trials and quasi-randomised controlled trials of advanced liver disease in cystic fibrosis with cirrhosis or liver failure, portal hypertension or variceal bleeding (or both).

    DATA COLLECTION AND ANALYSIS: Authors independently examined titles and abstracts to identify potentially relevant trials, but none were eligible for inclusion in this review.

    MAIN RESULTS: A comprehensive search of the literature did not identify any published eligible randomised controlled trials.

    AUTHORS' CONCLUSIONS: In order to develop the best source of evidence, there is a need to undertake randomised controlled trials of interventions for preventing and managing advanced liver disease in adults and children with cystic fibrosis.

    Matched MeSH terms: Gastrointestinal Hemorrhage/prevention & control
  16. Ooi JS, Ramzisham AR, Zamrin MD
    Asian Cardiovasc Thorac Ann, 2009 Aug;17(4):368-72.
    PMID: 19713332 DOI: 10.1177/0218492309338101
    The aim of this study was to compare 6% hydroxyethyl starch 130/0.4 with 4% succinylated gelatin for priming the cardiopulmonary bypass circuit and as volume replacement in patients undergoing coronary artery bypass, in terms of postoperative bleeding, blood transfusion requirements, renal function, and outcome after surgery. Forty-five patients received 6% hydroxyethyl starch 130/0.4 (Voluven) and another 45 were given 4% succinylated gelatin (Gelofusine) as the priming solution for the cardiopulmonary bypass circuit as well as for volume replacement. Postoperative bleeding was quantified from the hourly chest drainage in the first 4 h and at 24 h postoperatively. The baseline characteristics of both groups were similar. In the hydroxyethyl starch group, the total amount of colloid used was 1.9 +/- 1.0 L, while the gelatin group had 2.0 +/- 0.7 L. There was no significant difference in hourly chest drainage between groups. Blood transfusion requirements, estimated glomerular filtration rate, extubation time, intensive care unit and hospital stay were similar in both groups. It was concluded that 6% hydroxyethyl starch 130/0.4 is a safe alternative colloid for priming the cardiopulmonary bypass circuit and volume replacement in patients undergoing coronary artery bypass surgery.
    Matched MeSH terms: Postoperative Hemorrhage/prevention & control
  17. Négrier C, Abdul Karim F, Lepatan LM, Lienhart A, López-Fernández MF, Mahlangu J, et al.
    Haemophilia, 2016 Jul;22(4):e259-66.
    PMID: 27333467 DOI: 10.1111/hae.12972
    INTRODUCTION: Recombinant factor IX fusion protein (rIX-FP) has been developed to improve the pharmacokinetic (PK) profile of factor IX (FIX), allowing maintenance of desired FIX activity between injections at extended intervals, ultimately optimizing haemophilia B treatment.
    AIM: To determine the efficacy and safety of rIX-FP in the perioperative setting.
    METHODS: Subjects were adult and paediatric patients with severe to moderately severe haemophilia B (FIX ≤ 2%) participating in three Phase III clinical trials and undergoing a surgical procedure. PK profiles were established prior to surgery for each patient. Haemostatic efficacy was assessed by the investigator for up to 72 h after surgery. Safety measurements during the study included adverse events and inhibitors to FIX. FIX activity was monitored during and after surgery to determine if repeat dosing was required.
    RESULTS: Twenty-one, both major and minor, surgeries were performed in 19 patients. Haemostatic efficacy was rated as excellent (n = 17) or good (n = 4) in all surgeries. A single preoperative dose maintained intraoperative haemostasis in 20 of 21 surgeries. Nine major orthopaedic surgeries were conducted in eight patients with a mean of 7 (range: 6-12) rIX-FP injections during surgery and the 14-day postoperative period. Median rIX-FP consumption for orthopaedic surgeries was 87 IU kg(-1) preoperatively and 375 IU kg(-1) overall. No subject developed inhibitors to FIX or antibodies to rIX-FP.
    CONCLUSION: Recombinant factor IX fusion protein was well tolerated and effectively maintained haemostasis during and after surgery. Stable FIX activity was achieved with a prolonged dosing interval and reduced consumption compared to conventional or currently available long-acting recombinant FIX.
    KEYWORDS: albumin fusion proteins; factor IX; haemophilia B; orthopaedic surgery; recombinant fusion proteins
    Matched MeSH terms: Hemorrhage/prevention & control
  18. Nirmala K, Zainuddin AA, Ghani NA, Zulkifli S, Jamil MA
    J Obstet Gynaecol Res, 2009 Feb;35(1):48-54.
    PMID: 19215547 DOI: 10.1111/j.1447-0756.2008.00829.x
    To compare the efficacy of a single dose of 100 microg intramuscular carbetocin to a single dose of intramuscular syntometrine (0.5 mg ergometrine and 5IU oxytocin), in preventing post-partum hemorrhage (PPH) in high risk patients following vaginal delivery.
    Matched MeSH terms: Postpartum Hemorrhage/prevention & control*
  19. Niazi FH, Noushad M, Tanvir SB, Ali S, Al-Khalifa KS, Qamar Z, et al.
    Photodiagnosis Photodyn Ther, 2020 Mar;29:101665.
    PMID: 31978565 DOI: 10.1016/j.pdpdt.2020.101665
    BACKGROUND: In order to prove the idea that topical application of drugs can improve the clinical parameters affecting periodontal disease, a sound comparison should be made between topical therapeutic models. The aim of the present study was to assess the clinical efficacy of photodynamic therapy (PDT) and Salvadora persica (SP) gel as adjuncts to scaling and root planning (SRP) in the treatment of chronic periodontitis.

    METHODS: The selected patients were divided into three groups, Group I (PDT + SRP), Group II (SP + SRP) and group III (SRP alone). Clinical inflammatory periodontal parameters including plaque index (PI), bleeding on probing (BOP), probing depth (PD) and clinical attachment level (CAL) gain were assessed. Assessment of crevicular fluid interleukin (IL)-6 and tumor necrosis factor alpha (TNF-α) was performed using enzyme-linked immunosorbent assay technique. All measurements were recorded at baseline, 3 months and 6 months follow-up periods, respectively.

    RESULTS: A total of 73 patients completed the study. A significant improvement in the BOP was seen in Group II at both follow up visits when compared with other groups (p < 0.05). Only in Group-I that showed statistically significant reduction in moderate periodontal pockets at 3 months (p = 0.021), and significant reductions in deep pockets at 3-months (p = 0.003) and 6-months (p = 0.002), respectively. CAL gain also was reported to be seen in group-I at both visits (p < 0.05). Group- I and II significantly reduced the levels of IL-6 at 3-month period compared to Group-III. This reduction was further maintained by group-II and group-III at 6 months, respectively. TNF-α showed statistically significant decrease in Group II as compared to Group I and Group-III and this reduction was maintained by the end of 6-month visit (p = 0.045).

    CONCLUSION: Both the treatment modalities PDT and SP helped in reducing periodontal inflammation. PDT reported significant gain in clinical attachment level, whereas the SP significantly reduced the bleeding levels.

    Matched MeSH terms: Gingival Hemorrhage/prevention & control*
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