Displaying publications 41 - 60 of 68 in total

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  1. Heng SSL, Ganandran T, Gan YH, Mat Zain MA, Basiron N, Wan Sulaiman WA
    J Plast Reconstr Aesthet Surg, 2023 Oct;85:187-192.
    PMID: 37499560 DOI: 10.1016/j.bjps.2023.07.008
    INTRODUCTION: Tessier cleft 7 are rare craniofacial clefts. Live-birth incidence varies from 1/80,000 to 1/300,000, with the incidence of 1 in 120 craniofacial clefts among Asians. Its clinical presentation varies widely in severity, thus, complicating diagnosis and contributing to the lack of consensus regarding its surgical management. The aim of this study is to describe clinical findings, types of Tessier cleft 7 soft tissue repair, and its outcomes in Kuala Lumpur Hospital.

    METHODS: This retrospective study reviewed records of children operated from January 2001 to July 2019. Data regarding concurrent congenital anomalies, complications, type of surgery, etc., were collected from outpatient records, operative notes, and clinical photographs.

    RESULTS: Twenty-eight children were treated, and 33 clefts (5 bilateral) were repaired. The male-to-female ratio was 1.3:1 (16 males and 12 females). Twenty-three patients had unilateral clefts (82.14%), with 14 right (60.86%) and 8 left (34.78%). Bilateral clefts were less common (17.86%). Twenty-three patients (82.14%) were Malay, 3 (10.71%) Chinese, 1 (3.57%) Indian, and 1 (3.57%) Cambodian. Eleven medical records were untraceable (discontinued due to duration of inactivity). There were 10 straight-line repairs, 5 Z-plasties, and 1 W-plasty performed; 3 cases did not detail the type of repair. One child required scar revision, and 1 had hypertrophic scarring requiring corticosteroid injection-no disturbances in speech or oral incompetency while eating were reported. Duration of follow-up ranged from 3 to 14 years.

    CONCLUSION: Our center has a higher rate of Tessier cleft 7 attendance. Straight-line cutaneous repairs combined with inferior vermilion mucosal flap can be used with low rates of complication and revision surgery.

  2. Mohamad Shah NS, Salahshourifar I, Sulong S, Wan Sulaiman WA, Halim AS
    BMC Genet, 2016 Feb 11;17:39.
    PMID: 26868259 DOI: 10.1186/s12863-016-0345-x
    BACKGROUND: Nonsyndromic orofacial clefts are one of the most common birth defects worldwide. It occurs as a result of genetic or environmental factors. This study investigates the genetic contribution to nonsyndromic cleft lip and/or palate through the analysis of family pedigrees. Candidate genes associated with the condition were identified from large extended families from the Malay population.

    RESULTS: A significant nonparametric linkage (NPL) score was detected in family 100. Other suggestive NPL and logarithm of the odds (LOD) scores were attained from families 50, 58, 99 and 100 under autosomal recessive mode. Heterogeneity LOD (HLOD) score ≥ 1 was determined for all families, confirming genetic heterogeneity of the population and indicating that a proportion of families might be linked to each other. Several candidate genes in linkage intervals were determined; LPHN2 at 1p31, SATB2 at 2q33.1-q35, PVRL3 at 3q13.3, COL21A1 at 6p12.1, FOXP2 at 7q22.3-q33, FOXG1 and HECTD1 at 14q12 and TOX3 at 16q12.1.

    CONCLUSIONS: We have identified several novel and known candidate genes for nonsyndromic cleft lip and/or palate through genome-wide linkage analysis. Further analysis of the involvement of these genes in the condition will shed light on the disease mechanism. Comprehensive genetic testing of the candidate genes is warranted.

  3. Mokhtar SS, Vanhoutte PM, Leung SW, Yusof MI, Wan Sulaiman WA, Mat Saad AZ, et al.
    Nitric Oxide, 2016 Feb 29;53:35-44.
    PMID: 26768833 DOI: 10.1016/j.niox.2015.12.007
    Diabetes impairs endothelium-dependent relaxations. The present study evaluated the contribution of different endothelium-dependent relaxing mechanisms to the regulation of vascular tone in subcutaneous blood vessels of humans with Type 2 diabetes mellitus. Subcutaneous arteries were isolated from tissues of healthy controls and diabetics. Vascular function was determined using wire myography. Expressions of proteins were measured by Western blotting and immunostaining. Endothelium-dependent relaxations to acetylcholine were impaired in arteries from diabetics compared to controls (P = 0.009). Acetylcholine-induced nitric oxide (NO)-mediated relaxations [in the presence of an inhibitor of cyclooxygenases (COX; indomethacin) and small and intermediate conductance calcium-activated potassium channel blockers (UCL1684 and TRAM 34, respectively)] were attenuated in arteries from diabetics compared to controls (P 
  4. Ching SM, Lee KW, Yee A, Sivaratnam D, Hoo FK, Wan Sulaiman WA, et al.
    Med J Malaysia, 2020 09;75(5):561-567.
    PMID: 32918427
    INTRODUCTION: This study aimed to validate the Malay version of the short form Smartphone Addiction Scale (SAS-M-SF) and to examine its psychometric properties in a cohort of pre-university adolescents.

    METHODS: We obtained the validity and reliability evidence for the SAS-M-SF using a group of 307 pre-university students in Universiti Putra Malaysia (UPM), Serdang, Selangor, Malaysia with a mean age of 18.4±0.2 years (70.4% female and 29.6% male). A questionnaire containing the Malay version of Smartphone Addiction Scale (SAS-M), the Malay version of the short form Smartphone Addiction Scale (SAS-M-SF), and the Malay version of the Internet Addiction Test (IAT-M) was administered on the adolescents.

    RESULTS: The SAS-M-SF displayed good internal consistency (Cronbach's α=0.80). Using principle component analysis, we identified a 4-factor SAS-M-SF model. A significant correlation between the SAS-M-SF and the IAT-M was found, lending support for concurrent validity. The prevalence of smartphone addiction was 54.5% based on cut-off score of ≥36 with a sensitivity of 70.2% and a specificity of 72.5%.

    CONCLUSIONS: The 10-item SAS-M-SF is a valid and reliable screening tool for smartphone addiction among adolescents. The scale can help clinicians or educators design appropriate intervention and prevention programs targeting smartphone addiction in adolescents at clinical or school settings.

  5. Wan Sulaiman WA, Inche Mat LN, Hashim HZ, Hoo FK, Ching SM, Vasudevan R, et al.
    J Clin Neurosci, 2017 Sep;43:25-31.
    PMID: 28625589 DOI: 10.1016/j.jocn.2017.05.033
    Dengue is the most common arboviral disease affecting many countries worldwide. An RNA virus from the flaviviridae family, dengue has four antigenically distinct serotypes (DEN-1-DEN-4). Neurological involvement in dengue can be classified into dengue encephalopathy immune-mediated syndromes, encephalitis, neuromuscular or dengue muscle dysfunction and neuro-ophthalmic involvement. Acute disseminated encephalomyelitis (ADEM) is an immune mediated acute demyelinating disorder of the central nervous system following recent infection or vaccination. This monophasic illness is characterised by multifocal white matter involvement. Many dengue studies and case reports have linked ADEM with dengue virus infection but the association is still not clear. Therefore, this article is to review and discuss concerning ADEM in dengue as an immune-medicated neurological complication; and the management strategy required based on recent literature.
  6. Ghasan Abood Al-Ashoor S, Ramachandran V, Inche Mat LN, Mohamad NA, Mohamed MH, Wan Sulaiman WA
    Saudi J Biol Sci, 2022 Jan;29(1):453-459.
    PMID: 35002441 DOI: 10.1016/j.sjbs.2021.09.008
    Background: Type 2 Diabetes mellitus (T2DM) is a chronic metabolic disorder. It is a major non-communicable disease affecting 463 million people globally in 2019 and is expected to be double to about 700 million by 2045. The majority are Asians with Indian ethnicity in Malaysia reported as the highest prevalence of T2DM. Cardiovascular disease, renal failure, blindness and neuropathy, as well as premature death are the known morbidity and mortality resulted from T2DM. T2DM is characterized by the dysfunctional insulin physiology that causes reduction of glucose transport into the cells which lead to hyperglycaemia. Hence, one of the important treatments is an oral antidiabetic drug that lowers the serum glucose level in patients with T2DM. This drug will be transported across cell membranes by organic cation transporters (OCT). Therefore, it is important to identify the OCT candidate gene polymorphisms related to T2DM especially among the Indian ethnicity in Malaysia.

    Methods: Blood samples were collected from 132 T2DM patients and 133 controls. Genotyping of OCT1 (rs628031), OCT2 (rs145450955), OCT3 (rs3088442 and rs2292334) was performed using (PCR-RFLP).

    Results: No association was observed for genotypic and allelic distributions in all the gene polymorphisms of OCT genes (P > 0.05). However, a logistic regression analysis stratified by gender in a dominant model showed a significant difference for OCT3 among males with T2DM (P = 0.006). Significant association was also observed for OCT3 when stratified to subjects aged > 45 years old (P = 0.009).

    Conclusion: Based on these findings, the association of OCT3 (rs2292334) could be considered as a possible genetic risk factor for the development of T2DM among Indian males alone.

  7. Zhou QZ, Feng XL, Jia XF, Mohd Nor NHB, Harun MHB, Feng DX, et al.
    World J Stem Cells, 2023 Jun 26;15(6):607-616.
    PMID: 37424948 DOI: 10.4252/wjsc.v15.i6.607
    BACKGROUND: Timing of passaging, passage number, passaging approaches and methods for cell identification are critical factors influencing the quality of neural stem cells (NSCs) culture. How to effectively culture and identify NSCs is a continuous interest in NSCs study while these factors are comprehensively considered.

    AIM: To establish a simplified and efficient method for culture and identification of neonatal rat brain-derived NSCs.

    METHODS: First, curved tip operating scissors were used to dissect brain tissues from new born rats (2 to 3 d) and the brain tissues were cut into approximately 1 mm3 sections. Filter the single cell suspension through a nylon mesh (200-mesh) and culture the sections in suspensions. Passaging was conducted with TrypLTM Express combined with mechanical tapping and pipetting techniques. Second, identify the 5th generation of passaged NSCs as well as the revived NSCs from cryopreservation. BrdU incorporation method was used to detect self-renew and proliferation capabilities of cells. Different NSCs specific antibodies (anti-nestin, NF200, NSE and GFAP antibodies) were used to identify NSCs specific surface markers and muti-differentiation capabilities by immunofluorescence staining.

    RESULTS: Brain derived cells from newborn rats (2 to 3 d) proliferate and aggregate into spherical-shaped clusters with sustained continuous and stable passaging. When BrdU was incorporated into the 5th generation of passaged cells, positive BrdU cells and nestin cells were observed by immunofluorescence staining. After induction of dissociation using 5% fetal bovine serum, positive NF200, NSE and GFAP cells were observed by immunofluorescence staining.

    CONCLUSION: This is a simplified and efficient method for neonatal rat brain-derived neural stem cell culture and identification.

  8. Jaganathan N, Mohamed MH, Md Pauzi AL, Mahayidin H, Hanapai AF, Wan Sulaiman WA, et al.
    Front Neurol, 2024;15:1339039.
    PMID: 38497038 DOI: 10.3389/fneur.2024.1339039
    Accurate and timely diagnosis of posterior circulation stroke in patients with acute dizziness is a challenge that can lead to misdiagnosis and significant harm. The present review sought to identify and describe published research on the clinical application of vHIT in posterior circulation stroke. vHIT, a portable device, has gained prominence in evaluating peripheral vestibular disorders and offers potential applications in diagnosing neurological disorders, particularly posterior circulation stroke. Several studies have shown that vHIT can differentiate between stroke and vestibular neuritis based on VOR gain values, with high sensitivity and specificity. The manuscript also discusses vHIT's performance in differentiating between types of posterior circulation stroke, such as PICA, AICA, and SCA strokes. While vHIT has demonstrated promise, the review emphasizes the need for further research to validate its use as a tool to rule out stroke in acute dizziness patients in the emergency department. In conclusion, the manuscript underscores the potential of vHIT as a valuable addition to the diagnostic arsenal for acute dizziness, particularly in the context of posterior circulation stroke. It calls for further research and wider adoption of vHIT in clinical settings to improve patient care and reduce unnecessary costs associated with misdiagnoses.
  9. Kouhi Fayegh A, Mat Din H, Wan Sulaiman WA, Ravanipour M, Basri H, Bin Mohamed MH, et al.
    Neuropsychiatr, 2024 Dec;38(4):174-181.
    PMID: 37184819 DOI: 10.1007/s40211-023-00467-y
    PURPOSE: Disturbances of sleep have frequently been reported in individuals with migraine. On top of this, an elderly patient with migraine also suffers from sleep disturbances due to changes in physiologic and mental health associated with aging. This study aimed to compare several sleep factors, namely sleep quality, chronotype, and obstructive sleep apnea (OSA) risk, between elderly people with and without migraine.

    METHODS: This was a multicenter cross-sectional study conducted in 10 neurologic clinics located in Tehran, Iran, over 2 years. The sample size was calculated as 189, including 63 migraine and 126 non-migraine patients.

    RESULTS: A significant difference was observed in the mean score of the global Pittsburgh Sleep Quality Index (PSQI) between migraine and non-migraine groups (p-value = 0.002), and in the individual components of the PSQI. However, there were no significant differences in the frequency of different types of chronotype (p-value = 0.125, T = 1.541) or OSA risk between the two groups (p-value = 0.568, T = -0.573). The binary logistic regression model showed that the relationship between global PSQI and migraine was significant (p = 0.002).

    CONCLUSION: Sleep quality is a problem for elderly migraine sufferers. Meanwhile, certain factors such as chronotype and OSA have no significant relationship with migraine among community-dwelling seniors. Further studies are required to enhance our understanding of this observation.

  10. Ching SM, Yee A, Lee PY, Ramachandran V, Shum KM, Ismael NF, et al.
    Health Qual Life Outcomes, 2020 Feb 07;18(1):23.
    PMID: 32033609 DOI: 10.1186/s12955-020-1280-0
    BACKGROUND: This study was initiated to examine the psychometric components of the Diabetes Empowerment Scale (DES) by translating and validating the scale into the Malay language (DES-M) which is the main language spoken in Malaysia. This study can determine the level of empowerment among diabetic patients towards diabetes management. In addition, the reliability and validity of the DES-M was also demonstrated.
    METHODS: A total of 151 patients with type 2 diabetes mellitus were recruited (between June 2016 and October 2016) to complete sets of questionnaires, which were DES-M, the Malay versions of the Diabetes Quality of Life (DQOL) for Adults and Summary of Diabetes Self Care Activities Questionnaire (SDSCA). Confirmatory and Exploratory factor analysis (CFA and EFA) were carried out to determine the factor structures of the DES-M.
    RESULTS: There were 100 males and 51 females with ages ranging from 19 to 81 years old (55 ± 13) included in this study. The instrument displayed good internal consistency (Cronbach's α =0.920) and the respective coefficients ranged from 0.65-0.84. Discriminant validity showed adequate correlations ranged from 0.257-0.744. Concurrent validity with SDSCA (Pearson's correlation = 0.313, p = 0.012). Predictive validity with DQOL (B = 0.27, p = 0.016). CFA indicated that four factor model of the DES-M has good fit to the data.
    CONCLUSION: This study indicates that the DES-M has a good internal consistency and validity. Therefore, it is a valid and reliable instrument for assessing empowerment score among patients with diabetes in Malaysia.
    TRIAL REGISTRATION: NMRR-16-805-30503 (IIR).
  11. Mohamad NA, Ramachandran V, Ismail P, Mohd Isa H, Chan YM, Ngah NF, et al.
    Bosn J Basic Med Sci, 2018 Aug 01;18(3):260-267.
    PMID: 29579408 DOI: 10.17305/bjbms.2018.2493
    Pharmacogenetic studies indicate that a variable response to anti-vascular endothelial growth factor (VEGF) therapy in patients with neovascular form of AMD (nAMD) may be due to polymorphisms in the complement factor H gene (CFH). This study is the first to investigate the association between CFH Y402H polymorphism and the response to ranibizumab therapy in Malaysian patients with nAMD. We included 134 patients with nAMD, examined between September 2014 and February 2016. The diagnosis of nAMD was confirmed by ophthalmologic examination, before ranibizumab therapy was started. Each patient received an intravitreal injection of 0.5 mg/0.05 ml ranibizumab following a treat-and-extend (TE) regimen. Best-corrected visual acuity (BCVA) and central retinal thickness (CRT) were recorded after 3 and 6 months following the first injection and compared with the baseline values. Genotyping of Y402H (rs1061170) polymorphism was performed using PCR-RFLP and the amplified product was digested with MluCI restriction enzyme. Association between the Y402H genotypes and response to treatment was determined by a logistic regression analysis of responder (n = 49) and non-responder (n = 84) group. Significantly worse mean BCVA was observed for the CC genotype compared to the TT + CT genotype in the total sample after 6-month follow-up (p = 0.018). Comparing the baseline and 6-month point measurements, improved mean BCVA was observed in responder group, while worse mean BCVA was recorded for non-responder group. However, our regression analysis, adjusted for confounding factors, showed no significant association between the Y402H genotypes and response to treatment in nAMD patients under the recessive model (p > 0.05). Overall, our results suggest that factors other than Y402H polymorphism may be involved in the progression of nAMD after treatment with anti-VEGF agents, in Malaysian population.
  12. Mohamad NA, Che Adinan SN, Yusof Khan AHK, Nik Abdul Ghani NNH, Kamis MFA, Wan Sulaiman WA, et al.
    Neurocase, 2021 Oct;27(5):391-395.
    PMID: 34478345 DOI: 10.1080/13554794.2021.1974487
    Pure alexia without agraphia is characterized by impaired reading due to damage to the occipitotemporal cortex with preserved writing skills. In this case report, we investigate the effect of multiple oral re-reading (MOR) therapy adjunct with transcranial direct current stimulation (tDCS) in improving reading recovery of a 64-year-old patient with pure alexia without agraphia following a stroke. His MRI revealed an area of infarct with microhemorrhages at the left occipitotemporal region. The patient was blinded to each therapy and underwent seven consecutive sessions of sham tDCS followed by seven consecutive sessions of real tDCS, coupled with 1-hour MOR therapy during each session. Western Aphasia Battery (WAB) was performed at baseline, before sham and real-tDCS, and 6 weeks after completing tDCS therapy. The patient showed improvement using both sham and real-tDCS with better reading comprehension, average reading time, and word per minute after real-tDCS. This study suggests that MOR, coupled with tDCS therapy may accelerate the reading recovery in patients with pure alexia.
  13. Rosli MA, Wan Ismail WF, Wan Sulaiman WA, Mat Zin NA, Abdul Halim S, Mat Johar F, et al.
    Foot Ankle Int, 2021 Dec;42(12):1570-1578.
    PMID: 34286617 DOI: 10.1177/10711007211025280
    BACKGROUND: Advances in limb-salvage techniques have made total calcanectomy and primary reconstruction possible in managing calcaneal aggressive benign tumors and selected cases of intraosseous malignant tumors. However, there is still no consensus on the operative approach, oncologic margin, and the best reconstruction method to date. These 2 cases describe our experience in calcaneal reconstruction with the free deep circumflex iliac artery (DCIA) osseocutaneous flap in benign aggressive calcaneal tumors.

    METHODS: We reported 2 consecutive male and female patients, with an average age of 25 years (age 19 and 31, respectively), who underwent total calcanectomy and primary calcaneal reconstruction with the free DCIA osseocutaneous flaps for calcaneal chondroblastoma and giant cell tumor. A marginal resection of the entire calcaneus through the subtalar and calcaneocuboid joints (intra-articular approach) was performed in the first case and a wide local resection leaving 1 cm normal calcaneal bone margin anterosuperiorly (intraosseous approach) was performed in the second case.

    RESULTS: The follow-up period averaged 48 months. Negative oncologic margins were achieved in both cases. The first case was complicated with venous thrombosis; however, the graft remained viable after emergency reexploration. Normal foot function was restored with good solid osseous union and bony hypertrophy observed. Both patients achieved good short-term functional and aesthetic outcomes with no donor site pain or disability. No local recurrence was reported either.

    CONCLUSION: Primary calcaneal reconstruction with the free DCIA osseocutaneous flap can lead to good short-term functional and aesthetic outcomes.

    LEVEL OF EVIDENCE: Level IV, case series.

  14. Bakri NM, Ramachandran V, Kee HF, Subrayan V, Isa H, Ngah NF, et al.
    Kaohsiung J. Med. Sci., 2017 Dec;33(12):602-608.
    PMID: 29132549 DOI: 10.1016/j.kjms.2017.08.003
    Age-related macular degeneration (AMD) is the most widely recognised cause of irreversible vision loss and previous studies have suggested that the advancement of wet AMD is influenced by both modifiable and non-modifiable elements. Single nucleotide polymorphism (SNPs) and copy number of variations (CNVs) have been associated with AMD in various populations, however the results are conflicting. Our aim is to determine the CNVs of Complement Factor H-Related genes among Malaysian subjects with wet AMD. 130 patients with wet AMD and 120 healthy controls were included in this research. DNA was extracted from all subjects and CNVs of CFH, CFHR1 and CFHR3 genes; determined using quantitative real-time PCR and were compared between the two groups. A consistent association was observed between CFH gene and wet AMD susceptibility (P 
  15. Mohamad NA, Ramachandran V, Ismail P, Mohd Isa H, Chan YM, Ngah NF, et al.
    Genet Test Mol Biomarkers, 2017 Oct;21(10):600-607.
    PMID: 28926292 DOI: 10.1089/gtmb.2017.0079
    AIM: To determine the association of vascular endothelial growth factor (VEGF) polymorphisms with neovascular age-related macular degeneration (nAMD).

    MATERIALS AND METHODS: One hundred thirty-five nAMD patients and 135 controls were recruited to determine the association of the -460 C/T, the -2549 I/D, and the +405 G/C polymorphisms with the VEGF gene. Genotyping was conducted using the polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) approach, and association analyses were conducted using chi-square analysis and logistic regression analysis.

    RESULTS: A significant association was observed between nAMD and the VEGF +405 G/C genotypes (p = 0.002) and alleles (odds ratio = 1.36, 95% confidence interval = 1.12-1.62, p = < 0.001) compared with the controls. This association was confirmed by logistic regression analyses, using two different genetic models (additive and dominant) resulting in p-values of p = 0.001 and p 

  16. Mohamad NA, Ramachandran V, Mohd Isa H, Chan YM, Ngah NF, Ching SM, et al.
    Hum Genomics, 2019 02 22;13(1):13.
    PMID: 30795802 DOI: 10.1186/s40246-019-0197-3
    BACKGROUND: The association of HTRA1 rs11200638 and ARMS2 rs10490924 gene polymorphisms with response to intravitreal ranibizumab therapy among neovascular AMD (nAMD) subjects in Malaysia was determined in this study, followed by the expression of HTRA1 and ARMS2 genes.

    RESULTS: Both single nucleotide polymorphisms (SNPs) recorded a significant association between nAMD and controls with HTRA1 rs11200638 at P = 0.018 (OR = 1.52, 95% CI = 1.07-215) and ARMS2 rs10490924 at P 

  17. Wan Ismail WFNB, Bin Wan Sulaiman WA, Saad AZBM, Mokthar AMB, Paiman MB, Jusoh MHB, et al.
    Microsurgery, 2023 Oct;43(7):722-729.
    PMID: 37424321 DOI: 10.1002/micr.31086
    Replantation of amputated limbs after long ischemic hours almost always comes with reperfusion syndrome and poor outcomes. An ischemic time of greater than 6 h is often considered unsuitable for major limb replantation. However, usage of extracorporeal perfusion has been shown to prolong the viability of major limbs in animal studies. The aim of this report is to show that extracorporeal perfusion with cardiopulmonary bypass machine (CPBM) is a safe and reliable technique in improving limb survival as illustrated by our cases. We report two cases of successful major limb replantation with late presentation. One case involved a 31-year-old man with shoulder disarticulation and the other involved a 30-year-old man sustained proximal transtibial amputation. Both patients, who were generally fit, were involved in major road traffic accidents. The amputated segments were connected to a CPBM to expedite reperfusion and to flush away anaerobic metabolic products. The major vessels were cannulated and connected to a bypass machine that was initially primed with heparinized saline and perfused with packed cells at 100% oxygen concentration. The perfusion was carried out at 35°C with low pressure to prevent edema and low flow to reduce reperfusion injury. Venous blood was drained completely before replantation. Total ischemia times were 7 h 40 min and 9 h, respectively. No evidences of perioperative reperfusion syndrome were seen. Both of the replanted limbs survived and patients had regained better-than-expected limb functional outcomes at 5-year and 2-year follow-up, respectively. CPBM may be safely used in major replantation surgery to enhance limb survival and therefore warrants further research.
  18. Mohamad NA, Ramachandran V, Ismail P, Mohd Isa H, Chan YM, Ngah NF, et al.
    Int J Ophthalmol, 2017;10(12):1889-1897.
    PMID: 29259909 DOI: 10.18240/ijo.2017.12.16
    AIM: To describe the prevalence and changes in treatment patterns of ranibizumab and photodynamic therapy (PDT) among retinal disease patients who attended the Ophthalmology Clinic in the tertiary care Hospital Selayang from 2010 to 2014.

    METHODS: Study subjects were recruited retrospectively using the Electronic Medical Record (EMR) database software in Hospital Selayang. Demographic data, medical history, diagnostic procedure, treatments and diagnosis of patients were recorded.

    RESULTS: The five-year analysis included 821 patients with a mean age of 65.9±11.73y. Overall, there were a higher number of males (63.1%) and a higher number of Chinese (47.4%) patients. Among the 821 patients, 62.9% received ranibizumab injection followed by 19.2% PDT therapy and 17.9% had ranibizumab combined with PDT therapy. Age-related macular degeneration (AMD) and polypoidal choroidal vasculopathy (PCV) were the most common retinal eye diseases reported, recording prevalence of 25.0% and 45.6%, respectively. The trend in ranibizumab treatment was reported to increase while PDT showed a decrease in trend from year 2010 to 2014. In terms of treatment, following multiple logistic regression, AMD was associated with the subjects being more likely to have received ranibizumab monotherapy (P<0.001) while PCV was associated with more likely to have received PDT (P<0.001) and PDT combined with ranibizumab therapy (P<0.001).

    CONCLUSION: The tertiary care setting in Malaysia is consistent with management of patients from other countries whereby ranibizumab is the most common treatment given to patients with AMD, while PCV patients most commonly receive PDT and ranibizumab combined with PDT therapy.

    Study site: Ophthalmology Clinic, Hospital Selayang
  19. Lee KW, Ching SM, Ramachandran V, Yee A, Hoo FK, Chia YC, et al.
    BMC Pregnancy Childbirth, 2018 Dec 14;18(1):494.
    PMID: 30547769 DOI: 10.1186/s12884-018-2131-4
    BACKGROUND: Gestational diabetes mellitus (GDM) is a of the major public health issues in Asia. The present study aimed to determine the prevalence of, and risk factors for GDM in Asia via a systematic review and meta-analysis.

    METHODS: We systematically searched PubMed, Ovid, Scopus and ScienceDirect for observational studies in Asia from inception to August 2017. We selected cross sectional studies reporting the prevalence and risk factors for GDM. A random effects model was used to estimate the pooled prevalence of GDM and odds ratio (OR) with 95% confidence interval (CI).

    RESULTS: Eighty-four studies with STROBE score ≥ 14 were included in our analysis. The pooled prevalence of GDM in Asia was 11.5% (95% CI 10.9-12.1). There was considerable heterogeneity (I2 > 95%) in the prevalence of GDM in Asia, which is likely due to differences in diagnostic criteria, screening methods and study setting. Meta-analysis demonstrated that the risk factors of GDM include history of previous GDM (OR 8.42, 95% CI 5.35-13.23); macrosomia (OR 4.41, 95% CI 3.09-6.31); and congenital anomalies (OR 4.25, 95% CI 1.52-11.88). Other risk factors include a BMI ≥25 kg/m2 (OR 3.27, 95% CI 2.81-3.80); pregnancy-induced hypertension (OR 3.20, 95% CI 2.19-4.68); family history of diabetes (OR 2.77, 2.22-3.47); history of stillbirth (OR 2.39, 95% CI 1.68-3.40); polycystic ovary syndrome (OR 2.33, 95% CI1.72-3.17); history of abortion (OR 2.25, 95% CI 1.54-3.29); age ≥ 25 (OR 2.17, 95% CI 1.96-2.41); multiparity ≥2 (OR 1.37, 95% CI 1.24-1.52); and history of preterm delivery (OR 1.93, 95% CI 1.21-3.07).

    CONCLUSION: We found a high prevalence of GDM among the Asian population. Asian women with common risk factors especially among those with history of previous GDM, congenital anomalies or macrosomia should receive additional attention from physician as high-risk cases for GDM in pregnancy.

    TRIAL REGISTRATION: PROSPERO (2017: CRD42017070104 ).

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