1.Tirzepatide and Cancer Risk in Individuals with and without Diabetes: A Systematic Review and Meta-Analysis
A.B.M. KAMRUL-HASAN ; Muhammad Shah ALAM ; Deep DUTTA ; Thanikai SASIKANTH ; Fatema Tuz Zahura AALPONA ; Lakshmi NAGENDRA
Endocrinology and Metabolism 2025;40(1):112-124
Background:
Data on the carcinogenic potential of tirzepatide from randomized controlled trials (RCTs) are limited. Furthermore, no meta-analysis has included all relevant RCTs to assess the cancer risk associated with tirzepatide.
Methods:
RCTs involving patients receiving tirzepatide in the intervention arm and either a placebo or any active comparator in the control arm were searched through electronic databases. The primary outcome was the overall risk of any cancer, and secondary outcomes were the risks of specific types of cancer in the tirzepatide versus the control groups.
Results:
Thirteen RCTs with 13,761 participants were analyzed. Over 26 to 72 weeks, the tirzepatide and pooled control groups had identical risks of any cancer (risk ratio, 0.78; 95% confidence interval, 0.53 to 1.16; P=0.22). The two groups had comparable cancer risks in patients with and without diabetes. In subgroup analyses, the risks were also similar in the tirzepatide versus placebo, insulin, and glucagon-like peptide-1 receptor agonist groups. The overall cancer risk was also comparable for different doses of tirzepatide compared to the control groups; only a 10-mg tirzepatide dose had a lower risk of any cancer than placebo. Furthermore, compared to the control groups (pooled or separately), tirzepatide did not increase the risk of any specific cancer types. Despite greater increments in serum calcitonin with 10- and 15-mg tirzepatide doses than with placebo, the included RCTs reported no cases of papillary thyroid carcinoma.
Conclusion
Tirzepatide use in RCTs over 26 to 72 weeks did not increase overall or specific cancer risk.
2.Tirzepatide and Cancer Risk in Individuals with and without Diabetes: A Systematic Review and Meta-Analysis
A.B.M. KAMRUL-HASAN ; Muhammad Shah ALAM ; Deep DUTTA ; Thanikai SASIKANTH ; Fatema Tuz Zahura AALPONA ; Lakshmi NAGENDRA
Endocrinology and Metabolism 2025;40(1):112-124
Background:
Data on the carcinogenic potential of tirzepatide from randomized controlled trials (RCTs) are limited. Furthermore, no meta-analysis has included all relevant RCTs to assess the cancer risk associated with tirzepatide.
Methods:
RCTs involving patients receiving tirzepatide in the intervention arm and either a placebo or any active comparator in the control arm were searched through electronic databases. The primary outcome was the overall risk of any cancer, and secondary outcomes were the risks of specific types of cancer in the tirzepatide versus the control groups.
Results:
Thirteen RCTs with 13,761 participants were analyzed. Over 26 to 72 weeks, the tirzepatide and pooled control groups had identical risks of any cancer (risk ratio, 0.78; 95% confidence interval, 0.53 to 1.16; P=0.22). The two groups had comparable cancer risks in patients with and without diabetes. In subgroup analyses, the risks were also similar in the tirzepatide versus placebo, insulin, and glucagon-like peptide-1 receptor agonist groups. The overall cancer risk was also comparable for different doses of tirzepatide compared to the control groups; only a 10-mg tirzepatide dose had a lower risk of any cancer than placebo. Furthermore, compared to the control groups (pooled or separately), tirzepatide did not increase the risk of any specific cancer types. Despite greater increments in serum calcitonin with 10- and 15-mg tirzepatide doses than with placebo, the included RCTs reported no cases of papillary thyroid carcinoma.
Conclusion
Tirzepatide use in RCTs over 26 to 72 weeks did not increase overall or specific cancer risk.
3.Tirzepatide and Cancer Risk in Individuals with and without Diabetes: A Systematic Review and Meta-Analysis
A.B.M. KAMRUL-HASAN ; Muhammad Shah ALAM ; Deep DUTTA ; Thanikai SASIKANTH ; Fatema Tuz Zahura AALPONA ; Lakshmi NAGENDRA
Endocrinology and Metabolism 2025;40(1):112-124
Background:
Data on the carcinogenic potential of tirzepatide from randomized controlled trials (RCTs) are limited. Furthermore, no meta-analysis has included all relevant RCTs to assess the cancer risk associated with tirzepatide.
Methods:
RCTs involving patients receiving tirzepatide in the intervention arm and either a placebo or any active comparator in the control arm were searched through electronic databases. The primary outcome was the overall risk of any cancer, and secondary outcomes were the risks of specific types of cancer in the tirzepatide versus the control groups.
Results:
Thirteen RCTs with 13,761 participants were analyzed. Over 26 to 72 weeks, the tirzepatide and pooled control groups had identical risks of any cancer (risk ratio, 0.78; 95% confidence interval, 0.53 to 1.16; P=0.22). The two groups had comparable cancer risks in patients with and without diabetes. In subgroup analyses, the risks were also similar in the tirzepatide versus placebo, insulin, and glucagon-like peptide-1 receptor agonist groups. The overall cancer risk was also comparable for different doses of tirzepatide compared to the control groups; only a 10-mg tirzepatide dose had a lower risk of any cancer than placebo. Furthermore, compared to the control groups (pooled or separately), tirzepatide did not increase the risk of any specific cancer types. Despite greater increments in serum calcitonin with 10- and 15-mg tirzepatide doses than with placebo, the included RCTs reported no cases of papillary thyroid carcinoma.
Conclusion
Tirzepatide use in RCTs over 26 to 72 weeks did not increase overall or specific cancer risk.
4.Tirzepatide and Cancer Risk in Individuals with and without Diabetes: A Systematic Review and Meta-Analysis
A.B.M. KAMRUL-HASAN ; Muhammad Shah ALAM ; Deep DUTTA ; Thanikai SASIKANTH ; Fatema Tuz Zahura AALPONA ; Lakshmi NAGENDRA
Endocrinology and Metabolism 2025;40(1):112-124
Background:
Data on the carcinogenic potential of tirzepatide from randomized controlled trials (RCTs) are limited. Furthermore, no meta-analysis has included all relevant RCTs to assess the cancer risk associated with tirzepatide.
Methods:
RCTs involving patients receiving tirzepatide in the intervention arm and either a placebo or any active comparator in the control arm were searched through electronic databases. The primary outcome was the overall risk of any cancer, and secondary outcomes were the risks of specific types of cancer in the tirzepatide versus the control groups.
Results:
Thirteen RCTs with 13,761 participants were analyzed. Over 26 to 72 weeks, the tirzepatide and pooled control groups had identical risks of any cancer (risk ratio, 0.78; 95% confidence interval, 0.53 to 1.16; P=0.22). The two groups had comparable cancer risks in patients with and without diabetes. In subgroup analyses, the risks were also similar in the tirzepatide versus placebo, insulin, and glucagon-like peptide-1 receptor agonist groups. The overall cancer risk was also comparable for different doses of tirzepatide compared to the control groups; only a 10-mg tirzepatide dose had a lower risk of any cancer than placebo. Furthermore, compared to the control groups (pooled or separately), tirzepatide did not increase the risk of any specific cancer types. Despite greater increments in serum calcitonin with 10- and 15-mg tirzepatide doses than with placebo, the included RCTs reported no cases of papillary thyroid carcinoma.
Conclusion
Tirzepatide use in RCTs over 26 to 72 weeks did not increase overall or specific cancer risk.
5.Clinical Characteristics and Outcomes in Children With Severe Multisystem Inflammatory Syndrome in Children in Malaysia: A Nationwide Cohort Study
Hing Cheong Kok1 ; Dinesh Nair1 , ; Ee Vien Low2 ; Mohd Nizam Mat Bah3 ; David Chun-Ern Ng4 ; Anis Siham Zainal Abidin5,6 ; Fu Lung Khiu7 ; Huong Nai Law7 ; Heng Kiat Pung6 ; Ke Juin Wong1 ; Kwee Ching See8 ; Putri Nor Baiti Mohamad Radzi8 ; Kwai Cheng Chan9 ; Lina Lim10 ; Deenish Muniandy11 ; Nik Khairulddin Nik Yusoff12 ; Lydia Toon Muhammad Nasrun Toon3 ; Emieliyuza Yusnita Alias3 ; Pheik Sian Choong13 ; Muhammad Syarhan Nor Hadid14 ; Haema Shunmugarajoo15 ; Prakash Rao Rama Rao16 ; Siew Moy Fong1
Malaysian Journal of Medicine and Health Sciences 2025;21(No. 1):18-26
Introduction: Early identification of patients at risk for severe multisystem inflammatory syndrome in children (MIS-C)
is essential for favourable clinical outcomes. This study aims to identify the clinical characteristics, factors and outcomes associated with severe MIS-C. Materials and methods: In this retrospective cohort study involving 14 major
hospitals in Malaysia, children <15 years who met the United States Centres for Disease Control and Prevention
case definition for MIS-C were included. Severe MIS-C was defined as children who required inotropic support,
ventilatory support (invasive or non-invasive ventilation), or left ventricular ejection fraction of <55%. The factors
investigated for severe MIS-C were demographic characteristics, the presence of comorbidities, clinical characteristics, and laboratory measures. Multivariable logistic regression was used to compute the adjusted odds ratio (aORs)
of factors associated with severe MIS-C. Results: Among the 155 patients, 91 (58.7%) presented with severe MIS-C.
Severe MIS-C was more likely in patients aged ≥5 years old (aOR 2.13, 95% confidence interval [CI] 1.08-4.21), with
dehydration (aOR 3.80, 95% CI 1.53-9.45), lethargy (aOR 2.02, 95% CI 0.97-4.18), tachycardia (aOR 8.33, 95% CI
3.27-21.22), albumin <30g/L (aOR 3.36, 95% CI 1.58-7.13), creatine kinase >200U/L (aOR 3.68, 95% CI 1.57-8.64),
D-dimer >3.0µg/mL (aOR 2.11, 95% CI 1.08-4.13), ferritin >500ng/mL (aOR 3.77, 95% CI 1.88-7.55), prothrombin
time >12.7 seconds (aOR 3.22, 95% CI 1.61-6.43), and urea >6mmol/L (aOR 5.09, 95% CI 2.04-12.71). Conclusion:
Identification of these associated factors of severity in MIS-C could aid in early recognition and prompt escalation of
care, leading to better outcomes.
6.Efficacy and Safety of Omarigliptin, a Novel Once-Weekly Dipeptidyl Peptidase-4 Inhibitor, in Type 2 Diabetes Mellitus: A Systematic Review and Meta-Analysis
A.B.M. KAMRUL-HASAN ; Muhammad Shah ALAM ; Samir Kumar TALUKDER ; Deep DUTTA ; Shahjada SELIM
Endocrinology and Metabolism 2024;39(1):109-126
Background:
No recent meta-analysis has holistically analyzed and summarized the efficacy and safety of omarigliptin in type 2 diabetes mellitus (T2DM). We conducted a meta-analysis to address this knowledge gap.
Methods:
Electronic databases were searched to identify randomized controlled trials (RCTs) that included patients with T2DM who received omarigliptin in the intervention arm. The control arm consisted of either a placebo (passive control group [PCG]) or an active comparator (active control group [ACG]). The primary outcome assessed was changes in hemoglobin A1c (HbA1c), while secondary outcomes included variations in glucose levels, achievement of glycemic targets, adverse events (AEs), and hypoglycemic events.
Results:
From 332 initially screened articles, data from 16 RCTs involving 8,804 subjects were analyzed. Omarigliptin demonstrated superiority over placebo in reducing HbA1c levels (mean difference, –0.58%; 95% confidence interval, –0.75 to –0.40; P<0.00001; I2=91%). Additionally, omarigliptin outperformed placebo in lowering fasting plasma glucose, 2-hour postprandial glucose, and in the percentage of participants achieving HbA1c levels below 7.0% and 6.5%. The glycemic efficacy of omarigliptin was similar to that of the ACG across all measures. Although the omarigliptin group experienced a higher incidence of hypoglycemic events compared to the PCG, the overall AEs, serious AEs, hypoglycemia, and severe hypoglycemia were comparable between the omarigliptin and control groups (PCG and ACG).
Conclusion
Omarigliptin has a favorable glycemic efficacy and safety profile for managing T2DM.
7.A Review on Finite Element Modelling and Simulation for Upper Limb of Human Bone and Implant
Belal Yahya Al-Tam ; Muhammad Hanif Ramlee ; Asnida Abdul Wahab ; Gan Hong Seng ; Abdul Halim Abdullah
Malaysian Journal of Medicine and Health Sciences 2023;19(No.1):325-339
Medical implants are normally used in clinical practice to treat most orthopaedics situations involving bone fractures, deformities, dislocation, and lengthening. It should be noted that specific measures regarding biomechanical
and biomaterial characteristics are required for a successful post-surgery procedure. Biomechanical evaluations on
the medical implants could be performed by utilising computer and engineering technology. One of them is in silico studies using finite element method that could be simulated in high-performance computer. However, various
assumptions are required in computer simulation, such as the constraints on data input and computer resources.
This review paper discusses current approaches of constructing a finite element model of human bone with specific
material properties for upper limb such as the shoulder joint, humerus, elbow joint, radius and wrist joint. Previous
related literatures were reviewed from selected keywords and search engines. To narrow the literature search in this
study, inclusion and exclusion criteria of the literature searching were applied. We looked at the current level of
knowledge in this field and offered recommendations for future study. In conclusion, studies from previous literature
have demonstrated several ways for developing mathematical models and simulating medical implants.
8.Chemical Profiling of Trace Odours for Forensic Identification: A Review
Muhammad Hafizuddin Mohd Kamal ; Maizatul Hasyima Omar ; Chang Kah Haw ; Yusmazura Zakaria ; Nik Fakhuruddin Nik Hassan
Malaysian Journal of Medicine and Health Sciences 2023;19(No.3):349-361
Trace odour is one of the trace material evidence that has significant value in forensic analysis. The recovery of
relevant trace odour components from clothing has the potential to be a form of trace evidence that can be used to
assess the likelihood of a contact between individuals in sexual and violent cases. They have the same potential as
other trace evidence and can narrow down the suspect in the investigation. Studies conducted previously related to
trace odour have succeeded in proving that this trace odour is unique, has its signature profile and can distinguish it
from other sources such as fingerprints and DNA. This review highlights these trace odours and their persistence after
being transferred, which contribute to a complete picture of the dynamics and potential application in the forensic
reconstruction process. The literature was sourced from electronic databases such as Scopus, PubMed, Springer
Link, Wiley On¬line Library and Science Direct. Keywords such “odour”, “trace odour”, “scent”, “volatile organic
compound”, “forensic identification” were utilised. Further studies on various forms of trace odour are needed to
strengthen their evidential values and be admissible to the court.
9.Outbreak of foodborne disease in a boarding school, Negeri Sembilan state, Malaysia, 2021
Nur Nadiatul Asyikin Bujang ; Mohd Shahrol Abd Wahil ; Siti Aishah Abas ; Khairul Hafidz Alkhair Khairul Amin ; Nadiatul Ima Zulkifli ; Sharina Mohd Shah ; Nurul Fazilah Aziz ; Syuaib Aiman Amir Kamarudin ; Veshny Ganesan ; Nur Azieanie Zainuddin ; Muhammad Hazizi Muhamad Hasani ; Noor Khalili Mohd Ali ; Mohammad Paid Yusof
Western Pacific Surveillance and Response 2023;14(3):30-36
Objective: Foodborne disease is a significant global public health concern, with Bacillus cereus being a frequent cause of outbreaks. However, due to the relatively mild symptoms caused by infection with B. cereus, the shorter duration of illness and the challenges of testing for it in both stool and food samples, outbreaks are often underreported. This report describes the epidemiology of cases of foodborne illness, the causative agent and risk factors associated with an outbreak in a boarding school in Seremban district, Negeri Sembilan state, Malaysia, that occurred in November 2021.
Methods: Epidemiological, environmental and laboratory investigations were performed. A case was defined as any person with abdominal pain, vomiting or diarrhoea that occurred after consuming food served by the canteen at the school. The data were analysed using Microsoft Excel and the Statistical Package for the Social Sciences (SPSS).
Results: A total of 152 cases were identified among the 597 students, giving an attack rate of 25.5%. All cases were females aged 13–17 years. They presented with abdominal pain (100%), nausea (97.4%, 148), vomiting (78.3%, 119) or diarrhoea (61.8%, 94), or a combination of these. The mode of transmission of the outbreak was a continual common source. The foods associated with becoming a case were beef rendang (a dry curry) (odds ratio [OR]: 20.54, 95% CI: 4.89–86.30), rice (OR: 19.62, 95% CI: 2.62–147.01), rice cubes (OR: 18.17, 95% CI: 4.31–76.55) and vermicelli (OR: 17.02, 95% CI: 4.03–71.86). Cross-contamination and inadequate thawing and storage temperatures contributed to the outbreak.
Discussion: This outbreak of foodborne illness at a boarding school was likely caused by B. cereus. The findings highlight the importance of proper food preparation, temperature monitoring, hygiene practices among food handlers and compliance with food safety guidelines.
10.Epidemiology of COVID-19 cases and vaccination coverage in Seremban District, Malaysia, 2021
Khairul Hafidz Alkhair Khairul Amin ; Nur Nadiatul Asyikin Bujang ; Siti Aishah Abas ; Nadiatul Ima Zulkifli ; Syuaib Aiman Amir ; Sharina Mohd Shah ; Veshny Ganesan ; Nurul Fazilah Aziz ; Muhammad Adli Jalaluddin ; Mohd Shahrol Abd Wahil ; Muhamad Hazizi Muhamad Hasani ; Noor Khalili Mohd Ali ; Mohammad Paid Yusof
Western Pacific Surveillance and Response 2023;14(2):01-07
Objective: Malaysia’s first case of coronavirus disease (COVID-19) was reported in January 2020, with the first case in the state of Negeri Sembilan diagnosed on 17 February 2020. The National COVID-19 Immunisation Programme commenced in early March 2021 in Negeri Sembilan. This study describes the COVID-19 cases and vaccination coverage in Seremban District, Negeri Sembilan, during 2021.
Methods: The demographic and clinical characteristics of COVID-19 cases and the district’s vaccination coverage were described. Vaccination coverage was plotted against COVID-19 cases on the epidemic curve. The chi-square test was used to examine the differences between the vaccination status of COVID-19 cases and severity category, hospitalization status and mortality.
Results: In Seremban District, there were 65 879 confirmed cases of COVID-19 in 2021. The data revealed that the
21–30-year age group had the highest proportion of cases (16 365; 24.8%), the majority of cases were male (58.3%), and most cases were from the sub-district of Ampangan (23.1%). The majority of cases were Malaysian. Over half (53.5%) were symptomatic, with fever (29.8%) and cough (22.8%) being the most frequently reported symptoms. COVID-19 vaccination status was significantly associated with severity category, hospitalization and mortality (P < 0.001 for all categories).
Discussion: This is the first study to describe two-dose vaccination coverage and the trend in COVID-19 cases in Seremban District. It was observed that COVID-19 cases had been reduced following more than 60.0% vaccination coverage.


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