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  1. Puthiaparampil T, Rahman MM, Shazrina AR, Nariman S, Lukas S, Chai CS, et al.
    Med J Malaysia, 2022 Nov;77(6):724-729.
    PMID: 36448391
    INTRODUCTION: Our faculty used one long case (LC) and three short cases for the clinical component of the final professional examinations. During the COVID-19 pandemic, the LC had to be replaced with scenario-based clinical examination (SBCE) due to the impracticability of using recently hospitalised patients. While keeping the short case component as usual, the LC had to be replaced with SBCE in 2020 for the first time at a short notice. To evaluate the positive and negative aspects of SBCE and LC to determine the feasibility of replacing LC with SBCE in future examinations.

    MATERIALS AND METHODS: We compared the LC scores of three previous years with those of the SBCE and studied the feedback of the three stakeholders: students, examiners, and simulated patients (SPs), regarding their experience with SBCE and the suitability of SBCE as an alternative for LC in future examinations.

    RESULTS: The SBCE scores were higher than those of the LC. Most of the examiners and students were not in favour of SBCE replacing LC, as such. The SPs were more positive about the proposition. The comments of the three stakeholders brought out the plus and minus points of LC and SBCE, which prompted our proposals to make SBCE more practical for future examinations.

    CONCLUSION: Having analysed the feedback of the stakeholders, and the positive and negative aspects of LC and SBCE, it was evident that SBCE needed improvements. We have proposed eight modifications to SBCE to make it a viable alternative for LC.

  2. Zairul-Nizam ZF, Ibrahim NA
    Med J Malaysia, 2022 Nov;77(6):750-754.
    PMID: 36448395
    Medicine and healthcare can rightly be considered as High Reliability Organization (HRO) when it strives to promote and maintain reproducible and safe outcomes for all patients. Situational awareness (SA) as a concept meant to augment patient safety has often been discussed in the literature, but our own local contribution to this important discussion is decidedly deficient. Being initially implemented in the aviation industry, this concept has been extended to be a crucial element in high-demand activities, including healthcare. As such, extensive exposure is given early on during the training of medical personnel in many countries. We believe that our own medical students and other healthcare candidates in training should be similarly exposed to this concept as it can have a tremendous impact on patient well-being and safety. This paper attempts to provide a short overview of the SA in healthcare and how we can similarly promote its inclusion in our training programmes.
  3. Wong KYR, Abdul Rasheed SRSMA, Jamaluddin SA, Hussein Al-Hadeethi YF
    Med J Malaysia, 2022 Nov;77(6):730-735.
    PMID: 36448392
    INTRODUCTION: Dizziness is a common complaint by patients, yet it always presents as a diagnostic challenge to the attending clinician. An accurate diagnosis is essential to correctly administer the precise treatment regime, alleviate the symptoms, and improve the quality-of-life of patients who present with dizziness. A specialised vestibular clinic with a holistic approach of meticulous history-taking, complete physical examination, a collection of audiovestibular test battery, and facilities for vestibular rehabilitation was set up to assist in the management of these patients. This study aims to investigate the effect of vestibular clinic intervention on the symptoms and qualityof- life of patients who were managed in the vestibular clinic.

    MATERIALS AND METHODS: A total of 64 new patients who were managed in the vestibular clinic were selected and the validated Malay - Vestibular Rehabilitation Benefit Questionnaire (My-VRBQ) was completed during the first and follow-up visits to measure the changes in symptoms and quality-of-life before and after receiving care at the vestibular clinic.

    RESULTS: Our study showed that there was a positive effect of vestibular clinic intervention on the symptoms and quality-of-life of patients who were managed by the vestibular clinic. Statistically significant improvements were seen in the total My-VRBQ scores, symptoms scores, and quality-of-life scores. The subscale scores of dizziness, anxiety, and motion-provoked dizziness also showed statistically significant improvement among the patients who received care at the vestibular clinic.

    CONCLUSION: This indicates that the vestibular clinic was an essential part of the work-up, diagnosis, and treatment of patients with dizziness; and a specialised vestibular clinic was able to bring about positive outcomes in the symptoms and quality-of-life of patients with balance disorders.

  4. Ab Malik N, Walls AWG
    Med J Malaysia, 2022 Nov;77(6):771-772.
    PMID: 36448399
    No abstract available.
  5. Tan WF, Voo SYM, Tan WC, Sandhya R
    Med J Malaysia, 2022 Nov;77(6):669-675.
    PMID: 36448383
    INTRODUCTION: Sweet's syndrome (SS) also known as acute febrile neutrophilic dermatosis, is an uncommon disease characterised by acute onset of tender, violaceous or erythematous, oedematous papules, nodules or plaques, with fever. It is classified into classic, malignancyassociated, and drug-induced subtypes.The aims of this study is to evaluate the subtypes, clinical features, laboratory profiles, and treatment of patients with SS.

    MATERIALS AND METHODS: We did a retrospective medical record review of all patients with SS from July 2014 to July 2018 at Hospital Queen Elizabeth and Hospital Pulau Pinang, both tertiary hospitals in Malaysia.

    RESULTS: Twenty-nine patients were included. Approximately half of the patients (15) were females with a mean age of onset of 50.93 (± 11.52) years. The most common subtype was classic (62.0%) followed by malignancy-associated (31.0%) and drug-induced (6.9%). Among the patients with the classic subtype, infective-related causes (50.0%) were the most common. Among the patients with malignancy, eight had haematological malignancy and one had a solid tumour. Two-third of the malignancies were diagnosed within a year after the diagnosis of SS. Eight of our patients in Sabah had mycobacterial infections with three having concomitant haematological malignancies. Patients with malignancy-associated SS had lower mean haemoglobin (p=0.018) and mean platelet count (p=0.031). Itch was associated with the presence of pustules (p=0.038). Histopathological examination of all skin lesions showed dermal neutrophilic infiltrates and 25 (86.2%) of them had papillary dermal oedema. The study was limited by its retrospective design. The sample size was small likely due to the uncommon occurrence of this condition.

    CONCLUSION: SS is an uncommon dermatosis with distinctive clinical and histopathological features. Screening for underlying malignancy is essential especially for those who present with anaemia, thrombocytopenia, and pathergy phenomenon. Mycobacterial infection should be considered in this region due to high tuberculosis burden.

  6. Mashor M, Wong KW, Tey KE, Choon SE
    Med J Malaysia, 2022 Nov;77(6):689-695.
    PMID: 36448386
    INTRODUCTION: Limited information exists regarding drug survival of biologics among psoriasis patients in Malaysia. This study aimed to determine the drug survival of biologics in Malaysian psoriasis patients, the reasons for drug discontinuation and to identify the predictor of drug survival.

    MATERIALS AND METHODS: A retrospective review of case notes on adult psoriasis patients treated with biologics in Hospital Sultanah Aminah Johor Bahru Malaysia, between January 2006 and December 2020. Drug survival was analysed using the Kaplan-Meier method.

    RESULTS: By December 2020, 100 patients with 154 treatment courses of biologics were included in the study. Male to female ratio was 1:1. The mean age at onset was 31.36 ± 11.72 years. Ustekinumab was the most frequently prescribed biologics (39%), followed by adalimumab (29.2%), secukinumab (14.9%), etanercept (13%), and infliximab (3.2%). Overall median drug survival for biologics was 25 months (interquartile range [IQR]= 12.0-.0). The median drug survival for ustekinumab was 35 months (IQR, 12-93); followed by 25 months (IQR, 12.0-), 18 months (IQR, 7-85), 17 months (IQR, 11-43), and 8 months (IQR, 1-10) for secukinumab, adalimumab, etanercept, and infliximab, respectively. The main reason for drug discontinuation was loss of efficacy (26%), inadequate funding (14.3%), loss to follow-up (10.4%), adverse events (4.5%), and patients' request (1.3%).

    CONCLUSION: Our study shows ustekinumab has the best long-term drug survival among biologics in Malaysian patients with psoriasis in real-life setting. Further study is required to evaluate the long-term drug survival for newer biologics.

  7. Wan Jaafar WA, Arithra A, Fauzi MH, Wan Mohamad WS, Nor J
    Med J Malaysia, 2022 Nov;77(6):704-712.
    PMID: 36448388
    INTRODUCTION: Sexual assault is a serious social problem. Due to its stigma, it is severely underreported with the survivors delay in seeking treatment. We aim to study the patterns, clinical characteristics, and time taken to manage sexual assault cases in our One Stop Crisis Centre (OSCC), and determine the factors associated with delayed presentation.

    MATERIALS AND METHODS: This was an observational case review study of all sexual assault cases from 2012-2017 at the OSCC of a suburban, tertiary hospital in Malaysia. A total of 304 cases were analysed.

    RESULTS: The median age of the survivors was 15 years old. Majority were females (n=291, 95.7%), single (n=290, 95.4%), students (n=235, 77.3%), and from low socio-economic class (n=230, 75.7%). Rape constitutes the majority (n=246, 80.6%) with 153 cases (62.1%) were statutory rape. The most common perpetrator was the victim's boyfriend (n=107, 35.2%) while only 60 cases (19.7%) involved strangers. Delayed presentations were more likely among victims who previously knew their perpetrators (AOR 2.53, 95% CI: 1.37 to 4.68, p<0.01). The median duration for management at OSCC was 6.48 hours.

    CONCLUSION: Majority of sexual assault survivors were females, teenagers, and from low socio-economic class. Rape, mainly statutory rape, made the majority of cases. Therefore, sexual and safety education targeting primary intervention should be started early. Multidisciplinary teams must work together to optimise the management of sexual assault.

  8. Arvinder-Singh HS, Foo PL, Chew CC, Dhillon SS
    Med J Malaysia, 2022 Nov;77(6):676-683.
    PMID: 36448384
    INTRODUCTION: Needle-stick injuries (NSIs) are common amongst healthcare workers including pharmacists. Studies have reported a range of 0-5.65 per 1,000 pharmacists handling vaccinations that suffered at least one incident of NSI. The objective of this study was to determine the prevalence of NSI and the barriers encountered in reporting it amongst government pharmacists working in Perak.

    MATERIALS AND METHODS: This was a cross-sectional study conducted amongst all government pharmacists in Perak. We excluded those who did not consent or were unreachable electronically. The researchers provided an online link that was forwarded to all heads of departments in Perak via social media. The respondents answered their demographic details, questions assessing their knowledge of NSI transmissible diseases, needle-stick handling practices, detail experiences of them suffering an NSI (all self-developed questionnaires), and their barriers in reporting an NSI (validated questionnaire). All responses were auto-tabulated in an excel sheet. A sample size of 516 pharmacists was needed for this study. A respondent was deemed to have inadequate knowledge when they answered any question wrongly about NSI knowledge-related questions and inappropriate practice in needle handling when respondents answered any questions wrongly for questions assessing practices.

    RESULTS: A total of 524 pharmacists participated. The overall prevalence of NSI was 23.1% (n=121), of which, those with contaminated NSI were 10.3% (n=54, 95%CI: 7.9-13.30). Twothirds of the participants (66.6%) had inadequate knowledge and nearly all of them were unable to describe the appropriate needle-handling practices (94.7%). Amongst the reported barriers were "not knowing whose duty it was to report an NSI" (45.5%) and "busy schedules" (44.7%).

    CONCLUSION: One in every five pharmacists in the state of Perak had a history of NSI, and 1 in every 10 had sustained a contaminated NSI. The barriers to reporting a NSI were mainly due to uncertainty about whose responsibility to report the incident and being too busy to report it.

  9. Jim LKH, Png GK, Anna Liza B, Anitah R, Roslinda S, Rosida AH, et al.
    Med J Malaysia, 2022 Nov;77(6):713-716.
    PMID: 36448389
    INTRODUCTION: There is no consensus on the optimal postvoid residual urine volume (PVRU) as a cut-off value prior to performing intermittent catheterisation (IMC). We did a quality improvement project to determine a reasonable PVRU for use in the hospital setting.

    MATERIALS AND METHODS: All patients admitted to the five geriatric medicine wards in a geriatric department over a 5- month period who developed acute retention of urine were included in the project. Patients who had hydronephrosis or were already on catheter for more than a week were excluded. Patients included were randomised to PVRU of 200 ml or 300ml. The male and female participants were randomised into separate groups. The primary outcome measures were success in weaning off IMC and the development of urinary tract infection (UTI). The secondary outcomes were the frequency of IMC required and the days needed to wean off IMC successfully.

    RESULTS: Both the 200 ml and 300 ml groups had equal success in weaning off IMC and were equally likely to be associated with UTI. However, the 200-ml group had more IMC done within the first 3 days (3.3, SD 2.4 vs 2.4, SD 1.6, p = 0.030), but was weaned off IMC earlier (3.5, SD 1.7, vs 4.8, SD 2.3 days, p = 0.049).

    CONCLUSION: We conclude that PVRU of 200 ml or 300 ml are both reasonable cut-off values prior to performing IMC.

  10. Mohd Hanafiah FH, Azrina MR, Abdul Rahim MS
    Med J Malaysia, 2022 Nov;77(6):684-688.
    PMID: 36448385
    INTRODUCTION: Kidney disease is a worldwide health concern with an increasing mortality in the past 10 years. The Kidney Disease Improving Global Outcomes (KDIGO) guideline advocates the use of estimated glomerular filtration rate equation (eGFR) to estimate renal function. We evaluated the performance of Cockroft Gault (CG), Modified Diet of Renal Disease (MDRD), and Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI) equations to measured GFR 99mTc- DTPA taking into account body mass index (BMI) and age group.

    MATERIALS AND METHODS: This is a cross-sectional study of patients referred for 99mTc-DTPA scan at the Nuclear Medicine Centre of International Islamic University Malaysia. The record was taken from patients visiting the centre from January 2016 to December 2019.

    RESULTS: The mean measured GFR by 99mTc-DTPA scan was 42.2 ± 20.38 ml/min. These were lower than that estimated by CG, MDRD, and CKD-EPI equations. CKD-EPI had the highest correlation of 0.72, least bias (mean bias of 11.08 ± 23.08) and was more precise (r2 = 0.4) as compared to MDRD and CG. In patients < 65 years old, CKD-EPI had the highest correlation; however, MDRD had the least bias and highest accuracy. In terms of BMI, CKD-EPI had the least bias and highest accuracy for BMI >30 and with the highest correlation for all classes of BMI.

    CONCLUSION: CKD-EPI has the best estimation of GFR taking into account the effect of BMI and age. A further study can be done to determine the correlation of estimated GFR equations with different ethnicity in Malaysia.

  11. Romaino SMN, Naing NN, Mat Zuki MJ
    Med J Malaysia, 2022 Nov;77(6):696-703.
    PMID: 36448387
    INTRODUCTION: Tuberculosis (TB) and human immunodeficiency virus (HIV) co-infection is a global public health issue among people living with HIV. The objective was to assess the prevalence of TB treatment outcomes (successful and unsuccessful) and associated factors with TB treatment success among TB and HIV co-infected patients in Kelantan for 5 years (2014-2018). The successful TB treatment was defined as the sum of cured patients and those who completed the treatment. The unsuccessful treatment was defined as the sum of treatment failed, died, and default.

    MATERIALS AND METHODS: A cross-sectional study was conducted at the TB/Leprosy Unit of the State Health Department of Kelantan (JKNK) using secondary data from January 2014 to December 2018 assessed in the MyTB online system. The data were analyzed using SPSS 25.0 and STATA 14. Ethics approvals were obtained from Medical Research Ethics Committee (MREC) and UniSZA Human Research Ethics Committee (UHREC).

    RESULTS: Kelantan had 6,313 TB cases from January 2014 to December 2018. There were 703 (11.1%) cases of TB and HIV co-infection. The prevalence of successful treatment among TB and HIV co-infected patients was 57.1%. The duration of treatment and anatomy of TB location was significantly associated with TB treatment success.

    CONCLUSION: This study's findings showed that the prevalence of TB treatment success rate was 57.1%, and the unsuccessful rate was 42.9%. The treatment duration and the TB location's anatomy were significantly associated with the treatment success rate. Improving TB treatment outcomes should be started with anti-TB treatment immediately after TB diagnosis. Therefore, the government should strengthen the TB/HIV collaborative efforts to achieve good treatment outcomes among these vulnerable patients.

  12. Jaishree S, Chong KW, Lim TA
    Med J Malaysia, 2022 Nov;77(6):655-660.
    PMID: 36448381
    INTRODUCTION: Burnout is a psychological problem which is becoming more prevalent among medical professionals resulting in various negative outcomes. Physical activity has been found to be an effective method in alleviating burnout. The aim of this study was to determine the association between physical activity and burnout among postgraduate anaesthesia trainees in Malaysia. The study also intended to determine the level of physical activity among trainees, the factors affecting this practice, and the prevalence of burnout among anaesthesia trainees.

    MATERIALS AND METHODS: An online self-administered questionnaire was sent out to all postgraduate anaesthesia trainees between August 2020 and January 2021 via email and respondents were recruited on a voluntary basis.

    RESULTS: The prevalence of burnout among postgraduate anaesthesia trainees was high (54%). This prevalence was higher among trainees with low a level of physical activity. Half of the trainees (50.8%) engaged in moderate physical activity while only 12% reported a high level of physical activity. The postgraduate study year was found to be a significant factor affecting the practice of physical activity.

    CONCLUSION: There is a significant association between physical activity and burnout among postgraduate anaesthesia trainees in Malaysia. Physical activity has the potential to be an essential method of reducing burnout. Hence, measures should be implemented to improve the practice of physical activity among healthcare professionals in order to reduce workplace burnout.

  13. Rahmat H, Leelavathi M, Wan Ismail WF
    Med J Malaysia, 2022 Nov;77(6):637-642.
    PMID: 36448378
    INTRODUCTION: The new COVID-19 vaccine was met with worldwide overwhelming uncertainties pertaining to its safety profile, effectiveness, and potential adverse reactions when it was first introduced. This led to vaccine refusal and delay in vaccine uptake in many countries including Malaysia. The objective of this study was to determine the Adverse Events Following Immunization (AEFI) to the COVID-19 vaccine.

    MATERIALS AND METHODS: A retrospective cross-sectional study was conducted among healthcare workers who received the COVID-19 vaccine during the first phase of immunisation from eight public primary clinics in Johor Bahru district. Data were collected between May and September 2021 using a self-administered questionnaire.

    RESULTS: A total of 240 healthcare workers participated and all of them received the Pfizer Messenger RNA vaccine. Our study found that a large majority of vaccine recipients (87.5%, n=210) experienced AEFI to COVID-19 vaccine for either the first, second, or both doses. More than 80% of them experienced more than one type of AEFI. The most common AEFI reported during the first and second dose was localised symptom such as pain at injection site (60-68%), pain on the injected arm (52-61%), and swelling at injection site (32-33%). Common systemic symptoms were fever (22- 57%), myalgia (20-45%), and dizziness (24-26%). Although a large majority experienced AEFI, these reactions were mostly of mild to moderate severity (47.3-73.6%). The mean duration of AEFI onset was within 30 minutes to about 1 day (0.33-22.5 hours) of injection and lasted between 30 minutes and 2.5 days. There was no association between demographic characteristic of participants and severity of AEFI to COVID-19 vaccine. Mean duration of fever was significantly (p=0.005) longer after the second dose (34.2 hours) of vaccine compared to first (20.6 hours) CONCLUSION: This study shows that a large majority of COVID-19 vaccine recipients experienced AEFI; however, these reactions were mostly of mild to moderate severity and lasted between 30 minutes and 2.5 days. A large majority experienced more than one type of AEFI. The most common AEFI was localised reactions consisting of pain and swelling at the injection site and pain on the injected arm. The most common systemic reactions were fever, myalgia, and dizziness. Duration of fever was significantly longer after the second dose.

  14. Loo TH, Arvinder-Singh HS, Ang YC, Kong YH, Vikram Suarn S, Rakesh S
    Med J Malaysia, 2022 Nov;77(6):643-649.
    PMID: 36448379
    INTRODUCTION: Psychological distress had been documented since the beginning of the COVID-19 outbreak in 2019. The aim of the study is to describe the psychological impact among those who were hospitalized for COVID-19 infection within 6 months after being discharged from the hospital. The psychological impact in this study is defined as depression, anxiety, and stress.

    MATERIALS AND METHODS: This was a cross-sectional study conducted from July 2020 till August 2021 in a regional state hospital, north of Malaysia. All patients requiring hospitalization for COVID-19 were approached within the first 2 weeks after admission to administer the Depression, Anxiety and Stress Scale - 21 Items (DASS-21) scale. Follow-up phone calls were made within 3 months of discharged to enquire about the DASS-21 items as well as the Impact of Event Scale-Revised (IES-R) scale items. Participants above the age of 18 and technology savvy to answer an online questionnaire were recruited for the study. We excluded participants with a known history of psychotic disorder from the study. We utilised the DASS-21 to screen for depression, anxiety, and stress, as well as the IES-R to identify symptoms of post-traumatic stress disorder. Participants could answer the questionnaires in either English or Bahasa Malaysia. For comparison of two categorical data, a chi-square was applied. A univariate analysis was first conducted and all variables with a p ≤0.3 was then entered into the multivariate analysis for the final output. Other than the univariate analysis, all other p values <0.05 were considered to be statistically significant. All data collected were tabulated and analysed in the SPSS v21.0 system.

    RESULTS: A total of 306 out of 696 COVID-19 patients responded. The mean age for the participants was 31.69 (SD:11.19) years old. From the total, 54.2% were ladies, 78.8% were Malay, 50.7% were unmarried, 55.2% had higher education, and 67.6% were employed at the time of the survey. We found 20.5% of the participants were depressed, 38.9% had moderate anxiety, and 17.3% were stressed. From the total, 31.7% of the participants were deemed to have had some symptoms of post-traumatic stress disorder (PTSD) ranging from mild to severe. From the final multivariate analysis, it was found that depression (p=0.02) had a 2.78 times likeliness of having PTSD, anxiety (p<0.001) had a 3.35 times likeliness of having PTSD and stressed patients (p=0.02) 2.86 times likeliness of having PTSD when compared to those without PTSD.

    CONCLUSION: Patients reported to suffer from symptoms of PTSD and might benefit from psychological interventions to mitigate the impact in the long run.

  15. Ngu NH, Chai CS, Chan SK, Kho SS, Yong MC, Tie ST
    Med J Malaysia, 2022 Nov;77(6):650-654.
    PMID: 36448380
    INTRODUCTION: Corticosteroids, particularly methylprednisolone, are part of the treatment for severe COVID-19 with acute respiratory distress syndrome (ARDS). In this study, we aimed to compare the mortalities of patients treated with higher versus lower doses of methylprednisolone. Secondary outcomes included oxygenation, need for mechanical ventilation, length of stay in intensive care unit (ICU), secondary infection, improvement of PaO2/FiO2 (PF) ratio, and inflammatory response as expressed by C-reactive protein (CRP).

    MATERIALS AND METHODS: A retrospective cohort study conducted at Sarawak General Hospital from 1st June to 30th September 2021. Patients who received intravenous methylprednisolone for severe COVID-19 in the ICU were identified and divided into two groups: higher dose (cumulative dose more than 10 mg per kg) and lower dose (cumulative dose less than 10 mg per kg).

    RESULTS: Out of a total of 165 patients, 40 (24.2%) patients received higher dose methylprednisolone. There was no significant difference in socio-demographic characteristics (age, gender, body mass index), COVID-19 vaccination status, laboratory parameters (lymphocyte count, CRP, lactate dehydrogenase, D-dimer), or usage of immunomodulator therapy between the groups. Overall mortality was 23.6%. Mortality in the higher dose group was twice as high compared to lower dose group (37.5% versus 19.2%) (OR 3.79, 95% CI 1.24-11.59, p<0.05). In addition, the higher dose cohort developed more secondary infections (87.5%) and had longer stays in ICU (median 11 days, IQR 8- 15). No significant difference was found between both cohorts in terms of CRP reduction, improvement of PF ratio, or the need for mechanical ventilation post methylprednisolone.

    CONCLUSION: In this study, the use of higher dose methylprednisolone in COVID-19 with ARDS was not associated with better clinical outcomes. A lower dose of methylprednisolone might be sufficient in treating severe COVID-19 with ARDS.

  16. Chong CY, Faizah MZ, Hing EY, Nik Fuad NF, Chai JN, Ng CF, et al.
    Med J Malaysia, 2022 Nov;77(6):661-668.
    PMID: 36448382
    INTRODUCTION: Diaphragmatic dysfunction is often underdiagnosed as clinical presentation is non-specific and reference values for normal diaphragmatic excursion are inadequate. The rationale of this study is to provide a normal reference value of diaphragmatic excursion and thickness in Malaysia's paediatric population using M-mode sonography, as no previous local data are available to our knowledge.

    MATERIALS AND METHODS: A total of 119 healthy infants and children fulfilling our inclusion and exclusion criteria were recruited. They were divided into three groups according to age - 0-2 years old in group 1; 2-6 years old in group 2; 6- 12 years old in group 3. Sonography B-mode was used to assess bilateral diaphragmatic thickness and M-mode to assess diaphragmatic excursion during quiet spontaneous respiration.

    RESULTS: In our paediatric population, the normal right and left diaphragmatic thickness were 2.0 mm ± 0.5 and 2.0 mm ± 0.5 for group 1; 2.5 mm ± 0.8 and 2.4 mm ± 0.6 for group 2; 2.7 mm ± 0.7 and 2.5 mm ± 0.5 for group 3, respectively. The normal right and left diaphragmatic excursion were 7.7 mm ± 2.5 and 7.3 mm ± 2.6 for group 1; 11.5 mm ± 3.8 and 10.6 mm ± 3.8 for group 2; 13.8 mm ± 3.9 and 12.9 mm ± 3.3 for group 3, respectively (data presented in mean ± standard deviation). There were no significant differences between two genders for each group. Significant positive correlation between age, weight, height, and body surface area with bilateral diaphragmatic thickness and excursion were detected in all studied population. The percentage difference between excursions of both hemidiaphragm was below 40%.

    CONCLUSIONS: M-mode sonography is the modality of choice for diaphragmatic kinetics especially in paediatric population. This study provides normal sonographic reference value of diaphragmatic excursion and thickness in the Malaysian paediatric population as well as percentile curves for right diaphragmatic excursion plotted against body weight. The availability of this data will aid in the diagnosis of diaphragmatic dysfunction and hence immediate intervention for better recovery.

  17. Zahar AZ, Azny MY, Sakinah A, Gayathiri M
    Med J Malaysia, 2023 Jan;78(1):93-97.
    PMID: 36715198
    INTRODUCTION: Terbutaline has been used as a foetal resuscitation measure to improve the intrapartum foetal heart rate abnormalities and neonatal outcome for suspected foetal compromise. Unfortunately, till date, the available data are limited to draw any recommendation.

    MATERIAL AND METHODS: This was a double-blind, placebocontrolled trial conducted among women planned for emergent caesarean delivery for suspected foetal compromise where 100 were randomised to receive subcutaneous terbutaline or placebo. The primary outcomes were the neonatal acid-base status, while the 5- minute Apgar score, admission to the intensive care unit and the maternal outcomes were recorded as secondary outcomes.

    RESULTS: Data from a total of 96 women were analysed and showed a lower incidence of neonatal acidemia (4.4% vs 10.4%) and fewer neonates born with umbilical artery pH of less than 7.20 (12.5% vs 27.1%) and 7.10 (4.2% vs 6.2%) after terbutaline injection. However, the difference in the incidence of neonatal acidaemia, mean cord pH and base excess, Apgar score or admission to the intensive care unit did not differ significantly. No difference was seen in the maternal mean arterial pressure, estimated blood loss or haematocrit after the surgery between the study groups. The only significant maternal effect was tachycardia which was more common after terbutaline injection (54.2% vs 25.0 %, p=0.003).

    CONCLUSION: The study shows that acute tocolysis with subcutaneous terbutaline prior to caesarean delivery has the potential to improve the neonatal outcome in suspected intrauterine foetal compromise and should be further investigated.

  18. Shamsher S, Suhaimi NHI, Noor Ali R, Zulkifli K
    Med J Malaysia, 2023 Jan;78(1):126-127.
    PMID: 36715203
    Chlorhexidine is labelled as hidden allergen as the health care professionals (HCPs) are unaware of the wide range of products containing chlorhexidine. Adverse events from chlorhexidine allergy can be reduced by appropriate perioperative management especially heeding on positive history during preoperative assessment, awareness regarding this hidden allergen, and educating HCPs on possible chlorhexidine-containing products. The regulatory agencies all over the world have issued recommendations regarding safety and risk of hypersensitivity reactions with chlorhexidine-containing products. The onus lies on HCPs to disseminate this knowledge to the stakeholders. We present a brief update to combat chlorhexidine allergy in perioperative setting.
  19. Yee AWM, Oo PS, Aye SN, Lim WJ, Chee VCX, Krishnappa P
    Med J Malaysia, 2023 Jan;78(1):98-108.
    PMID: 36715199
    INTRODUCTION: Since constant long-term exposure to formaldehyde endangers the health of laboratory personnel, sugar-based natural products have become interesting alternative fixatives to formaldehyde because of their preservative and antibacterial properties. However, there are controversial findings on the fixative effects of natural fixatives. This study systematically reviews the evidence comparing natural fixatives' types, dilutions, fixative properties and staining quality in normal tissues and histopathological specimens.

    MATERIALS AND METHODS: A comprehensive search was performed for studies comparing the natural fixatives- and formaldehyde-fixed tissues using databases from inception to January 2022: PubMed, Ovid Medline and Google Scholar. Two independent reviewers did data extraction. The data were pooled for the type of natural fixatives, their concentrations and fixative qualities compared to formaldehyde.

    RESULTS: Fifteen studies were included in this systematic review. Nine studies used one natural fixative with different dilutions, while six used several natural fixatives to compare their fixative properties with formaldehyde. The most used natural fixative was honey (n = 12) followed by jaggery (n = 8), sugar (n = 3) and others (n = 1). Honey showed the most promising results in fixation and staining, which are compatible with formalin. Jaggery and sugar also showed the possibility of replacing formaldehyde in tissue fixation and staining in smaller tissue samples.

    CONCLUSION: Natural fixatives showed promising results in tissue fixation. However, optimising the concentrations and conditions of natural fixatives is difficult because of the different chemical constituents and production steps. More comprehensive studies are necessary for application.

  20. Goh ZNL, Selvaratnam S, SCoRe Investigators
    Med J Malaysia, 2023 Jan;78(1):124-125.
    PMID: 36715202
    The Malaysian Medical Association-Junior Doctors Network (MMA-JDN) was recently formed via constitutional amendments during the 62nd Annual General Meeting of the Malaysian Medical Association held in 2022. MMA-JDN subsequently went on to organise its first international conference held from 4th to 6th November 2022. This paper documents the rationale behind the establishment of this new section in MMA and the timeline of its formation, reports on the aforementioned conference, as well as lays down the future direction of MMA-JDN.
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