Displaying publications 1 - 20 of 111 in total

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  1. Chan SW, Liew LH, Wong GR, Kallarakkal TG, Abraham MT, Ramanathan A, et al.
    Int. J. Surg. Pathol., 2016 Aug;24(5):401-9.
    PMID: 27006298 DOI: 10.1177/1066896916639372
    BACKGROUND: Turnaround time (TAT) is the benchmark to assess the performance of a laboratory, pathologists, and pathology services, but there are few articles on TAT of surgical pathology, particularly in relation to oral or head and neck specimens. This study investigates the TAT for oral histopathology reporting in an academic institution's training laboratory and offers recommendations to achieve better overall quality of diagnostic services.

    METHODS: This study examined data obtained from biopsy request forms for specimens received from the Oro-Maxillofacial Surgery Department of Hospital Tengku Ampuan Rahimah Klang in the Oral Pathology Diagnostic Laboratory of the Faculty of Dentistry, University of Malaya, over a period of 3 years between January 2012 and October 2014.

    RESULTS: TAT for surgical and decalcified specimens were increased significantly compared to biopsies. Additional special handling did not influence TAT, but increased specimen volume resulted in greater TAT. Slide interpretation was the most time-consuming stage during histopathology reporting. Overall, mean TAT was acceptable for most specimens, but the TAT goals were less than satisfactory.

    CONCLUSION: A TAT goal appropriate for this laboratory may hence be established based on this study. Collective efforts to improve the TAT for various specimens are essential for better laboratory performance in the future.
    Matched MeSH terms: Medical Audit
  2. Zainal AA, Yusha AW
    Med J Malaysia, 1998 Dec;53(4):372-5.
    PMID: 10971980
    This is a study of 54 intravenous drug user's (IVDUs) with infected pseudoaneurysms undergoing ligation and debridement at the Vascular Unit, Hospital Kuala Lumpur (HKL) from February 1993 to February 1996. The median age was 37 years with a male preponderance (53:1). Chinese form the largest ethnic group with 57.4% of the cases. Staphylococcus aureus was the most common organism cultured. Human immunodeficiency virus (HIV) positive cases numbered 21 (38.9%). Four of the patients had to have an above-knee amputation after surgery. Simple ligation and debridement of all necrotic tissue is an acceptable mode of therapy in these patients with low amputation rates.
    Matched MeSH terms: Medical Audit*
  3. Yii MK
    Asian J Surg, 2003 Jul;26(3):149-53.
    PMID: 12925289 DOI: 10.1016/S1015-9584(09)60374-2
    Abdominal aortic aneurysm (AAA) repairs represent a significant workload in vascular surgery in Asia. This study aimed to audit AAA surgery and evaluate the application of the Portsmouth Physiological and Operative Severity Score for the Enumeration of Mortality and Morbidity (P-POSSUM) in an Asian vascular unit for standard of care. Eighty-five consecutive surgical patients with AAA from a prospective vascular database from July 1996 to December 2001 in Sarawak were available for analysis. Comparisons between predicted deaths by P-POSSUM and observed deaths in both urgency of surgery categories (elective, urgent, emergency ruptures) and risk range groups (0-5%, >5-15%, >15-50%, >50-100%) were made. No significant difference was found between the predicted and observed rates of death for elective, urgent and emergency AAA repairs. The observed mortality rates were 5%, 18% and 30%, respectively. The observed rates of death were also comparable to P-POSSUM predicted rates of death in the various risk range groups. The POSSUM score used with the P-POSSUM mortality equation is easy to use and applicable as a comparative vascular auditing tool in Asia.
    Matched MeSH terms: Medical Audit*
  4. Ng KJ, Yii MK
    Med J Malaysia, 2003 Oct;58(4):516-21.
    PMID: 15190626
    Comparative surgical audit to monitor quality of care should be performed with a risk-adjusted scoring system rather than using crude morbidity and mortality rates. A validated and widely applied risk adjusted scoring system, P-POSSUM (Portsmouth-Physiological and Operative Severity Score for the enUmeration of Mortality) methodology, was applied to a prospective series of predominantly general surgical patients at the Sarawak General Hospital, Kuching over a six months period. The patients were grouped into four risk groups. The observed mortality rates were not significantly different from predicted rates, showing that the quality of surgical care was at par with typical western series. The simplicity and advantages of this scoring system over other auditing tools are discussed. The P-POSSUM methodology could form the basis of local comparative surgical audit for assessment and maintenance of quality care.
    Matched MeSH terms: Medical Audit/methods*
  5. Hanafi NS, Teng CL, Yasin S
    Asia Pac Fam Med, 2003;2(1):10-15.
    Aim: To assess the importance of continuity of care among diabetic patients attending a primary care clinic and to correlate degree of continuity of care with diabetic control. Methods: A cross sectional survey was carried out among diabetic patients (n = 166) attending follow-up consultations in a family practice clinic of a teaching hospital. Face-to-face interviews were carried out on patients' perception of continuity of care and various aspects related to diabetes. Diabetic control was assessed by glycosylated hemoglobin. Retrospective chart audits of each patient over the previous 28 months were done to assess the degree of continuity of care, measured with the Usual Provider Continuity Index (UPCI). Results: The UPCI ranged from 0.18 to 1.00 with a mean value of 0.60. The average number of visits per patient over the 28-month period was 11.7 visits. The majority of patients saw five different doctors for all their visits. There were no statistically significant associations between the degree of provider continuity with diabetic control (r = 0.054) and diabetic self-care behavior (r = 0.065). The majority of patients (89%) felt that it was important to have a regular doctor. The main reason given was that a regular doctor would know the patient's problems. Conclusions: Continuity of care was highly valued by diabetic patients attending a hospital-based family practice clinic. Even though the degree of continuity was not associated with the degree of diabetic control, patients felt that it was important to have doctors who are aware of their problems.
    Matched MeSH terms: Medical Audit
  6. Yap SH, Ng YP, Roslan A, Kolanthaivelu J, Koh KW, P'ng HS, et al.
    Med J Malaysia, 2017 12;72(6):360-364.
    PMID: 29308774 MyJurnal
    INTRODUCTION: Atrial fibrillation (AF) is the most common cardiac arrhythmia with significant morbidity and mortality in relation to thromboembolic stroke. Our study aimed to evaluate the safety and efficacy of dabigatran in stroke prevention in elderly patient with nonvalvular AF with regard to the risk of ischemic stroke and intracranial haemorrhage (ICH) in real-world setting.

    METHODS: A retrospective cohort study of 200 patients on dabigatran and warfarin from January 2009 till September 2016 was carried out. Data were collected for 100 patients on dabigatran and 100 patients on warfarin.

    RESULTS: The mean follow-up period was 340.7±322.3 days for dabigatran group and 410.5±321.2 days for warfarin group. The mean time in therapeutic range (TTR) was 52±18.7%. The mean CHA2DS2 -VASc score for dabigatran group was 4.4±1.1 while 5.0±1.5 for warfarin group. None in dabigatran group experienced ischemic stroke compared to one patient in warfarin group (p=0.316). There was one patient in dabigatran group suffered from ICH compared to none in warfarin group (p=0.316). Four patients in warfarin group experienced minor bleeding, while none from dabigatran group (p=0.043).

    CONCLUSION: Overall bleeding events were significantly lower in dabigatran group compared to warfarin group. In the presence of suboptimal TTR rates and inconveniences with warfarin therapy, non-vitamin-K antagonist oral anticoagulants (NOAC) are the preferred agents for stroke prevention in elderly Asian patients for nonvalvular AF.

    Matched MeSH terms: Medical Audit
  7. Zarina AL, Rahmah R, Bador KM, Ng SF, Wu LL
    Med J Malaysia, 2008 Oct;63(4):325-8.
    PMID: 19385494 MyJurnal
    Newborn screening for congenital hypothyroidism (CH) was implemented in Hospital UKM in December 2004 using cord blood sample. From the audit over a period of 25 months, a total of 13,875 newborn babies were screened with a coverage of 98.8%. From this cohort, the mean recall rate was 0.32%; unfortunately the mean percentage of recalled babies that came for retesting was only 79.5%. In addition, the mean sample rejection rate was high, i.e. 2.2%. Two babies were diagnosed to have CH. These findings implied that whilst the coverage of screening was good, there is a need for regular surveillance of performance of both clinical and laboratory personnel. In addition, a more concerted effort should be carried out to promote community awareness of such a programme.
    Matched MeSH terms: Medical Audit*
  8. Tan F, Liew SF, Chan G, Toh V, Wong SY
    J Eval Clin Pract, 2011 Feb;17(1):40-4.
    PMID: 20807297 DOI: 10.1111/j.1365-2753.2010.01367.x
    RATIONALE, AIMS AND OBJECTIVES: To evaluate the impact of clinical audit on diabetes care provided to type 2 diabetic patients attending our hospital general medical clinics.
    METHODS: Performances on diabetes-related process measures and intermediate outcome measures were evaluated through structured review of outpatient medical records. The results were fed back to the doctors and measures were implemented to improve care. The performance indicators were re-evaluated 2 years later to complete the audit cycle.
    RESULTS: Annual testing rates improved for HbA1c (68.4% vs. 87.4%; P < 0.001) and lipid profile (91.8% vs. 97%; P = 0.027). Enquiry on smoking improved from 45.9% to 82.3% (P < 0.001), eye screening rates from 68.9% to 78.8% (P = 0.020) and foot examinations from 22.4% to 64.1% (P < 0.001). Prescription rates for insulin increased from 17.3% to 31.8% (P = 0.001) and statin from 83.2% to 94.4% (P < 0.001). The use of aspirin (80.6% vs. 83.8%; P =0.402) and angiotensin-converting enzyme inhibitor/angiotensin receptor blocker (92.3% vs. 88.9%; P = 0.239) remained high in both cycles. More patients achieved targets for HbA1c < 7% (38% vs. 26%; P = 0.006), blood pressure < 130/80 mmHg (43% vs. 32%; P = 0.071) and low-density lipoprotein cholesterol < 2.6 mmol/L (71% vs. 52%; P <0.001).
    CONCLUSION: Clinical audit is a useful tool in improving diabetes care.
    Study site: Outpatient clinic, Sarawak General Hospital, Kuching, Sarawak, Malaysia
    Matched MeSH terms: Medical Audit*
  9. Chiu CL, Mansor M, Wang CY
    JUMMEC, 2005;8:45-49.
    We evaluated the use of Desflurane anaesthesia in this prospective observational audit in the University of Malaya Medical Centre Day Surgery Unit. Fifty ASA I-II unpremedicated day surgery patients received fentanyl and propofol induction after preoxygenation. Desflurane was introduced initially at 2% and the concentration was increased gradually to 4%, then 6%, 8% and 10% in nitrous oxide and oxygen. Patients breathed spontaneously throughout the surgery. Desflurane was switched off at the end of surgery and patients breathed 100% oxygen. The haemodynamic effect, perioperative complications and recovery profiles were recorded. Systolic arterial pressure and heart rate decreased after induction of anaesthesia but returned to baseline value at discharge. Adverse airway event such as coughing and postoperative nausea and vomiting are two unwanted complications. KEYWORDS: Desflurane, day surgery, propofol induction
    Matched MeSH terms: Medical Audit
  10. Mohd Zambri Mohamed Makhbul, Rashidah Burhanudin, Wan Nurazreena Wan Hassan
    Malaysian Dental Journal, 2016;39(1):35-51.
    MyJurnal
    It is not uncommon for lateral cephalometric radiographs to be outsourced for orthodontic treatment, as not all orthodontic clinics in Malaysia have their own cephalometric radiograph machine. Since the quality of outsourced radiographs is not within the governance of the clinician, there is a need to monitor the quality of cephalometric radiographs received. Aim: To audit the quality of lateral cephalometric radiographs received at the Orthodontic Specialist Unit, Klinik Pergigian Cahaya Suria, Kuala Lumpur, Malaysia. Methodology: Lateral cephalometric records of patients with registration numbers up to 200 in 2015 were selected and assessed using a light box. The quality of good radiographs were based on 15 parameters: correct head position; presence of the scale; important structures centered on the film; patient’s name; date taken; patient’s identifier; label not obscuring radiograph; soft tissue visible; teeth in occlusion; good contrast; ‘A’ point identifiable; ‘B’ point identifiable; nasion identifiable; sella identifiable; incisors visible and their angulation measureable. Standard was set at 100%, as radiographs received should contain all parameters. Results: Five records were excluded (2 had no radiographs, 2 had digital radiographs, and 1 record could not be traced). 64.5% radiographs had all 15 parameters, 30.3%, 3.9% and 1.3% with 14, 13 and 12 parameters, respectively. Patient’s name, identifier, date taken, soft tissue visible, ‘B’ point identifiable, nasion identifiable were present in all radiographs (100%). Incisor visible and their angulation measurable were present in 99%; good contrast and ‘A’ point identifiable in 98%; presence of scale, important structures centred on films and sella identifiable in 97%, label not obscuring radiographs in 96%; correct head position in 86%; and teeth in occlusion in 88% of radiographs. Conclusion: There is a need to liaise with the radiology unit to improve the quality of radiographs taken.
    Matched MeSH terms: Medical Audit*
  11. Ismail M, Haniff J, Wan Bebakar WM
    Citation: Ismail M, Haniff J, Wan Bebakar WM. Diabetes Registry Malaysia: report of an audit of diabetes control and management (January-December 2009). Kuala Lumpur: Clinical Research Centre, 2010
    Matched MeSH terms: Medical Audit
  12. Valayatham V
    Med J Malaysia, 2012 Aug;67(4):399-401.
    PMID: 23082449 MyJurnal
    AIM: We audited indications and outcomes of antiphospholipid syndrome (APS) screening in the pregnant population at our centre.
    METHOD: Prospective and observational. All APS test results returned were audited for validity of indication and subsequent outcome.
    RESULT: 24 of a total of 146 (16%) of requests for the antiphospholipid antibodies and lupus anticoagulant were not indicated. Two positive results returned for a total of 116 "indicated" requests (1.7%).
    CONCLUSION: There needs to be increased awareness among obstetricians on the indications for screening for antiphospholipid syndrome (APS). The prevalence of antiphospholipid syndrome with obstetric manefestations in the study population is lower than rates published in the literature.
    Matched MeSH terms: Medical Audit
  13. Kho SS, Chan SK, Yong MC, Tie ST
    Med J Malaysia, 2020 05;75(3):254-259.
    PMID: 32467541
    INTRODUCTION: Pleural effusion is frequently encountered in respiratory medicine. However, despite thorough assessment including closed pleural biopsy, the cause of around 20% of pleural effusions remains undetermined. Medical thoracoscopy (MT) is the investigation of choice in these circumstances especially if malignancy is suspected. The aim of this study is to evaluate the diagnostic yield of MT in exudative pleural effusions in a single center from East Malaysia.

    METHODS: Retrospective chart review of all adult patients who underwent MT for undiagnosed exudative pleural effusion in a 24-month duration.

    RESULTS: Our cohort comprised of 209 patients with a median age of 61 years old (IQR 48.5-69.5). There were 92 (44%) patients with malignant pleural effusion (MPE) and 117 (56%) benign effusions; which included 85 tuberculous pleural effusion (TBE) and 32 cases of non-tuberculous exudative pleural effusion. Conclusive pathological diagnosis was made in 79.4% of the cases. For diagnosis of MPE, MT had a sensitivity of 89.1% (95% CI 80.4-94.3), specificity of 100% (95% CI 96.0-100.0), and positive predictive value (PPV) of 100% (95% CI 94.4-100) and negative predictive value (NPV) of 92.1% (95% CI 85.6-95.9). For TBE, MT had a sensitivity of 90.5% (95% CI 81.8-95.6), specificity of 100% (95% CI 96.3- 100.0) PPV of 100% (95% CI 94.1-100) and NPV of 93.9% (95% CI 88.0-97.2). Overall complication rate was 3.3%.

    CONCLUSIONS: MT showed excellent sensitivity and specificity in the diagnosis of exudative pleural effusion in this region. It reduces empirical therapy by providing histological evidence of disease when initial non-invasive investigations were inconclusive.

    Matched MeSH terms: Medical Audit
  14. Chan SC, Chandramani T, Chen TY, Chong KN, Harbaksh S, Lee TW, et al.
    Med J Malaysia, 2005 Oct;60(4):475-82.
    PMID: 16570710
    An audit of hypertension management was done in October 2004 in nine general practice (GP) clinics. Two structure, ten process and two outcome indicators were assessed. Results showed that targets were achieved in only four indicators, i.e., weight recording (89%), BP monitoring (85.8%), follow-up interval not exceeding 6 months (87.9%) and mean diastolic BP (73.9%). The other indicators (hypertension registry, reminder mechanisms for defaulters, recording of smoking, height, fundoscopy, monitoring of lipid profile, blood sugar, ECG, renal function and achievement of target mean systolic pressure) showed adequacy percentages varying from 22.1 to 68.7. Out of the 1260 patients assessed, 743 (59%) achieved a mean BP < or = 140/90 (or < or = 130/80 mmHg with diabetes mellitus / renal insufficiency) in the last 3 recorded readings. There was a vast difference between individual clinics. Reasons for not achieving targets were discussed and remedial measures for implementation were recommended.
    Matched MeSH terms: Medical Audit*
  15. Lee TW, Chan SC, Chua WT, Harbinder K, Khoo YL, Ow Yeang YL, et al.
    Med J Malaysia, 2004 Aug;59(3):317-22.
    PMID: 15727376 MyJurnal
    An audit on diabetic management was done in seven Perak general practice (GP) clinics in December 2001. The results showed inadequacies in nine out of eleven criteria assessed. Remedial measures were implemented. A second audit in March 2003, at the completion of the audit cycle, showed improvements in all the criteria used. All clinics established a diabetic register compared to 28.6% in the first audit and 57.1% of the clinics set up a reminder mechanism compared to 0% in the first audit. In the process of care, recording of weight, height, blood pressure; feet examination, fundoscopy, blood sugar monitoring and urine for albumin improved at the end of the audit cycle. In the only outcome criteria, the blood sugar control improved from 21.8% to 31.3%.
    Matched MeSH terms: Medical Audit*
  16. Hamzah-Sendut, I., Tee, Ah Chuan
    MyJurnal
    A medical audit is defined as a systematic and critical analysis carried out by doctors looking at the things that doctors do. The concept of auditing is relatively new to the medical profession. It is indeed an excellent instrument to institute change to medical practices which have been "institutionalized". A properly carried out audit can provide highly revealing data that can often sway an administrator to institute change. At the University Hospital Kuala Lumpur we chose to audit the paediatric attendances at high risk deliveries. High risk deliveries were defined as any delivery to which the obstetrician requested a paediatric attendance prior to delivery. A paediatrician must be on hand at all high risk deliveries to ensure proper resuscitation of the new born. The aim of the audit was to determine if paediatric attendance at high risk deliveries were optimal at the University Hospital. (Copied from article).
    Matched MeSH terms: Medical Audit
  17. Chan SC, Tan OH, Tee AS
    Med J Malaysia, 1997 Dec;52(4):382-9.
    PMID: 10968115
    Adequacy of diabetic management in 5 Perak outpatient departments was studied in April 1996. Two hundred diabetic patients' records were analysed. All doctors and 100 patients answered questionnaires on diabetes. Fifty five percent of doctors had adequate knowledge. Patients' knowledge varied between centres (13% to 80% adequacy). Most records had insufficient data to determine adequacy of early detection. Centres with screeners had adequate weight and blood pressure measurement. Overall control and monitoring of diabetes were inadequate. Referral of complications were delayed in 2 centres. Refresher courses for doctors, patient health education, protocols, screeners and physician visits are recommended.
    Study site: Klinik kesihatan, outpatient clinics, hospitals, Perak, Malaysia
    Matched MeSH terms: Medical Audit*
  18. Chew BH, Palikat JM, Nur Syamimi A, Nor Azillah A, See JK, Hafiz AR, et al.
    MyJurnal
    Adequate and proper diabetes care in any practice is paramount and deems to be the fundamental requirement for good diabetes control. This is an audit of type 2 diabetes care process in a public Polyclinic, with the objectives of studying the quality of diabetic care provided in terms of clinical and managerial performance and also to give recommendations on improving its diabetes care delivery. The audit was done on patients' medical records selected via systematic random sampling. Patients who have been diagnosed with type 2 diabetes mellitus for more than 2 years, and those who have come for follow-up at least twice in between 1st October 2008 and 30th September 2009 by the medical officer and/or family medicine specialist. Patients with gestational diabetes mellitus and Type 1 diabetes mellitus were excluded. A total of 100 medical records were audited. 51% were female and 82% were in the 40-69 age group. Measurements of blood glucose and blood pressure were done at each follow-up at the polyclinic at 96% and 93% of the times, respectively. Within the past one year, HbA1c was performed in 46% of the patients, while renal profile was screened in 66% of the patients and urine protein was tested in 59% of the diabetics. Only 15% had their eyes screened by fundus camera. The diabetes care process at this public polyclinic was unsatisfactory, as many annual blood tests were not done and complications screening were also omitted. Thus, an urgent intervention is recommend in order to rectify these inadequacies.
    Matched MeSH terms: Medical Audit
  19. Loke YK, Hwang SL, Tan MH
    Ann Acad Med Singap, 1997 May;26(3):285-9.
    PMID: 9285018
    The objectives of this study were to evaluate the time delays between the onset of symptoms and admission to hospital and provision of thrombolytic therapy in patients with suspected acute myocardial infarction; and to examine the accuracy of the clinical diagnosis and the therapeutic decision on thrombolysis in these patients. An observational study of 96 patients with suspected myocardial infarction was undertaken over a period of 15 months in the Coronary Care Unit of Hospital Kuala Terengganu. Seventy per cent of the patients arrived in the hospital within 6 hours of the onset of symptoms. After arrival in the emergency room, it took a median time of 85 minutes before the administration of thrombolytic therapy. Of the 67 patients who were given thrombolysis, 46 were treated within 6 hours of the onset of symptoms. About a quarter of patients said that they had delayed seeking treatment at the hospital. Treatment delays occurring in the hospital were mainly due to admission procedures as well as late diagnosis. Eighty-one patients had confirmed myocardial infarction of whom 59 received thrombolytic therapy. Eight patients receiving thrombolytic therapy had no confirmation of myocardial infarctions. Improvements in diagnostic accuracy and reduction of delays in the provision of thrombolytic therapy could be achieved by better training of health care staff as well as by further streamlining of admission procedures.
    Matched MeSH terms: Medical Audit
  20. Noraihan MN, See MH, Raja R, Baskaran TP, Symonds EM
    Med J Malaysia, 2005 Oct;60(4):460-8.
    PMID: 16570708
    The objective of the study is to determine the proportion and different types of birth defects among the children born in Hospital Kuala Lumpur. A cross-sectional study was conducted for a period of 18 months where all consecutively born infants, dead or alive were included. There were total of 34,109 births recorded during this period. The proportion of birth defects in Hospital Kuala Lumpur was 3.1% (n = 1056). The commonest involved were the hematology system, (157.7 per 10,000 births), the central nervous system, genitourinary system and chromosomal anomalies. The proportion was significantly higher in males and in the Chinese (p < 0.001). The commonest abnormalities are Glucose 6 Phosphate Deficiency (157.7/10000), Down's syndrome (12.6/10000), thalassaemia (8.8/10000), cleft lip and/or palate (7.6/10000) and anencephaly (7.3/10000). Neural tube defect is common and ranked second after G6PD deficiency. There is a need for a birth defect registry to assess the extent of the problem in Malaysia.
    Matched MeSH terms: Medical Audit
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