1.Risk Analysis between Hip Strength with Hamstring Injuries among Professional Youth Footballers in a Single Malaysian Football Club
Azwan-Aziz M ; Yunus MY ; Ahmad-Shushami AH
Malaysian Orthopaedic Journal 2025;19(No. 3):10-18
Introduction: There is paucity of research regarding the
incidence of hamstring injuries and its inherent causes within
youth Malaysian football contexts. We aim to investigate the
incidence of hamstring injuries among youth footballers and
analyse the risk between intrinsic risk variables
(anthropometric and hip strength) and the risk of hamstring
strain injuries (HSI).
Materials and methods: This was a prospective cohort
study involving 72 youth Malaysian professional footballers
from a single prestigious club. This study was conducted
during the 2023 Malaysian football league. Pre-season
medical evaluations encompassed demographic information,
anthropometric measurements, and isometric strength
examinations of the hamstrings, quadriceps, hip abductors,
and hip adductors. Injury surveillance was conducted during
the season.
Results: The incidence of HSI in this study was 0.331
injuries per 1000 H, with incidence of injury during match
higher 2.79 injuries per 1000 H compared to training 0.216
injuries per 1000 H. There was no hamstring injuries
reported in U20. Forty-one (56.9%) has hamstring to
quadriceps (H:Q) ratio <0.6 and forty-six (63.9%) has hip
abductor to adductor ratio <0.8. The binary logistic
regression analysis revealed increasing age (OR: 1.227, CI:
0.98 – 5.03), increased body mass index (OR: 1.79, CI: 0.415
– 7.77), increased body fat mass (OR: 1.39, CI: 0.33 – 5.89),
and low H:Q ratio (OR: 4.274, CI: 0.347 – 58.1), increase the
risk of HSI.
Conclusion: Injury prevention programs in youth footballers
should incorporate these modifiable risk factors into account
to reduce the risk of hamstring injuries.
2.Development and validation of TaqMan real-time PCR for the detection of Burkholderia pseudomallei isolates from Malaysia
Mohd Ali, M.R ; Foo, P.C. ; Hassan, M. ; Maning, N. ; Hussin, A. ; Syed Ahmad Yunus, S.Z. ; Fauzi, M.H. ; Muhd Besar, A. ; Harun, A. ; Ismail, N. ; Chan, Y.Y.
Tropical Biomedicine 2019;36(2):379-389
Rapid detection of Burkholderia pseudomallei, the etiologic agent of melioidosis,
allows for timely initiation of appropriate treatment and better clinical outcomes. In the
current gold standard, the culture method is time consuming and suffers from low sensitivity.
Meanwhile, previously reported molecular assays are fast and sensitive, but their performance
on isolates from Malaysia, an endemic region of melioidosis is under reported. This study
designed oligonucleotides targeting orf2 of Type III secretion system (TTSS) genes cluster
for the detection of Malaysian B. pseudomallei isolates and evaluated the assay on 95 local
B. pseudomallei strains, 58 other microorganisms and 71 clinical specimens from patients.
The developed assay exclusively detected all tested B. pseudomallei isolates with a detection
limit of 20 fg per reaction (equivalent to ~2.5 copies). Subsequent testing on clinical samples
showed that the assay detected all confirmed specimens with the growth of B. pseudomallei
(n = 10/10). None of the negative specimens had a detectable signal of our TTSS-orf2 assay
(n = 0/61). In conclusion, the present study provides crucial preliminary data for a subsequent
study and should be considered as a potential alternative to current time-consuming culture
method for the detection of B. pseudomallei.
3.The Naqli and ‘Aqli Integration in the Teachings of Community Health Posting
Dzulkhairi MR ; Zairina AR ; Nooriah MS ; Yunus M
The International Medical Journal Malaysia 2015;14(1):83-86
The Community Health Posting teaching module is incorporated in the fourth year medical curriculum at
Universiti Sains Islam Malaysia (USIM). The integration of Islamic principles and values in the medical curriculum
is emphasized during the Community Health Posting. The Community Health curriculum allow students to
appreciate and understand the medical and fiqh aspects of health and disease, the social issues in medical
practice and research and to inculcate the practice of Islamic professional etiquettes. The teaching module
illustrates the relevance of humanities in understanding illness and medical care within the community. Teaching
and learning activities include components that enable the students to explore a wide range of influencing
factors and how these affect the patients and their families. Issues pertaining to psychosocial and ecological
perspectives of the community are also discussed. This posting utilizes various teaching and learning techniques
such as lectures, tutorials, seminars, group discussions, educational visits, practical sessions and patient bedside
teaching. In addition, the students are equipped with Islamic knowledge through the integration of Naqli and
Aqli components in the Community Health Posting curriculum.
4.Neuromyelitis optica and neuromyelitis optica-IgG seropositivity in Saudis with demyelinating diseases of the central nervous system
Ali M Al-Khathaami ; Faisel Yunus ; Mohammad J Alamgir ; Suleiman Kojan ; Mohammed Aljumah
Neurology Asia 2014;19(3):295-300
Background and Objective: Neuromyelitis optica (NMO) shares certain features with multiple sclerosis
(MS). Similar phenotypes, wide spectrum and the differential prevalence of NMO among ethnic
backgrounds pose diagnostic challenges. NMO-IgG antibodies are specific biomarker for NMO and
facilitate its differentiation from other demyelinating diseases. This study aimed to assess the frequency
of NMO and NMO-IgG seropositivity in Saudi patients with demyelinating diseases of the central
nervous system. Methods: One hundred and four patients from neurology database at King Abdulaziz
Medical City, Riyadh underwent clinical and laboratory examination, neuroimaging and NMO-IgG
antibodies screening. Results: The mean age at presentation was 32 (±9) years and there was an
excess of females (female:male – 3:1). The mean duration of illness was 4.6 (±3.2) years. During the
illness, 48.1% of patients had clinical evidence of spinal cord involvement, 29.8% had optic neuritis
and 14.4% had both features. A large majority (75.8%) of brain lesions fulfilled MRI criteria for MS
and 17% had lesions extending over ≥3 vertebral segments. NMO-IgG antibodies were present in
only one patient – a frequency of 0.96% in our study cohort.
Conclusion: Prevalence of NMO and NMO-IgG seropositivity is rare in Saudis with demyelinating
diseases of the central nervous system. Hence, routine NMO-IgG testing is likely to have a low
diagnostic yield


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