Displaying publications 1 - 20 of 97 in total

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  1. Ali O, Rampal KG
    Med J Malaysia, 1988 Sep;43(3):232-6.
    PMID: 3266522
    Matched MeSH terms: Vision Disorders/epidemiology*
  2. Chong PK, Loo AV, Alagaratnam JV
    Med J Malaysia, 2007 Oct;62(4):343-4.
    PMID: 18551944 MyJurnal
    We report a three year follow up of a 35-year-old Indian gentleman who presented with sudden, painless blurring of left (L) eye vision with initial visual acuity (VA) of 6/60. Fundoscopy revealed (L) vitreous haemorrhage and subsequently confirmed a (L) inferotemporal capillary haemangioma. The adjacent area of capillary haemangioma was treated with barricade argon laser photocoagulation to prevent progression of exudative retinal detachment inferiorly. Subsequent follow up showed mild regression of capillary haemangioma with maintenance of (L) eye vision at 6/9.
    Matched MeSH terms: Vision Disorders/diagnosis*; Vision Disorders/physiopathology
  3. Hasan AN, Mustapha M, Wan HAHW
    Cesk Slov Oftalmol, 2024;80(Ahead of print):1-5.
    PMID: 38413229 DOI: 10.31348/2024/1
    AIMS: We present the clinical spectrum, the initial clinical presentation with management trends in treating 14 Vogt-Koyanagi-Harada (VKH) disease cases in a tertiary center in the Northern part of Malaysia.

    CASE SERIES: There were 14 cases of Vogt-Koyanagi-Harada (VKH) disease retrospectively reviewed over five years (from 2015 to 2020). The mean age at presentation was 37.7 years (range 21-64 years), with female predominance (85.7%). All cases presented with acute uveitic stage and bilateral eye involvement. Of them, 11 (78.6%) were probable VKH, and three (21.4%) were incomplete VKH. All patients attended with acute panuveitis at first presentation. The main posterior segment involvement was disc edema in 57.1% (16 out of 28 eyes) and exudative retinal detachment (ERD) in 35.7% (10 out of 28 eyes). Most of them presented with blindness (3/60 and worse) and moderate visual impair- ment (6/18-6/60); 35.71% each, followed by mild visual impairment (6/12-6/18), and severe visual impairment (6/60-3/60); 7.1% each. Ten patients (71.4%) required combination second-line immunomodulatory treatment during subsequent visits, and only four patients (28.6%) responded well to corticosteroid therapy. Most of the cases achieved no visual impairment (64.3%), followed by mild visual impairment (21.4%) and moderate visual impairment (14.3%), and none were severe or blind at the end of follow-up.

    CONCLUSION: VKH is a potentially blinding illness if there is inadequate control of the disease in the acute stage. Most of our patients achieved good visual outcomes with early immunomodulatory treatment and systemic corticosteroids.

    Matched MeSH terms: Vision Disorders
  4. Haliza A, Md Muziman Syah M, Norliza M
    Malays Fam Physician, 2010;5(2):95-8.
    PMID: 25606195 MyJurnal
    PURPOSE: The objective of this study was to determine the prevalence of poor visual acuity, colour blindness and visual field defect of new Malaysian drivers.

    METHODS: A total of 3717 new drivers (50.2% males and 49.8% females) age 19±6 years, voluntarily participated in this study. Standard optometric apparatus such as LogMAR Charts, Ishihara plates and HandHeld Bernell Perimeter were used and standard procedures were applied.

    RESULTS: The visual examination showed 6.7% (n=250) of subjects achieved less than 0.3 LogMAR with better eye whilst 2.2% (n=83) had failed the Ishihara Test (2.1% males and 0.1% females). Most of the affected drivers were deutranopia. Only 2094 subjects had their visual field using a mobile Handheld Bernell Perimeter. 1.72% (n=36) subjects have less than 120 degrees of peripheral field of vision.

    CONCLUSIONS: The visual status among new Malaysian drivers needs to be taken seriously to ensure safe driving. Other factors such as colour vision and visual field screening have to be considered seriously when evaluating the visual performance of a driver. Good visual performance is indispensible for safe driving.
    Matched MeSH terms: Vision Disorders
  5. Rozhan, S.M.R., Halim, I., Shamsul Azhar Sha
    MyJurnal
    Background : Visual impairment among the rural community has rarely been studied in this country. The purpose of this study is to determine the prevalence of visual impairment and its related factors among the adult population of Kampung Kuala Pajam, Branang.
    Methodology : A cross sectional study was carried out in Kampung Kuala Pajam, Mukim Beranang from 25th of December till 30th of December 2007. Universal sampling is adopted and the sample size consists of 321 respondents who is 18 years and above. Trained interviewer has been used to obtain the data through questionnaire and eye examinations using logMAR chart, Red Reflex eye test, Relative Afferent Pupillary Defect (RAPD) test and Pin-Hole test.
    Result : A total of 261 respondents who fulfil the criteria were interviewed and had eyes examination during the study period. The prevalence of visual impairment in this population was 9.2% and factors that showed significant association were age (p
    Matched MeSH terms: Vision Disorders
  6. Chew FLM, Thavaratnam LK, Shukor INC, Ramasamy S, Rahmat J, Reidpath DD, et al.
    Med J Malaysia, 2018 02;73(1):25-30.
    PMID: 29531199 MyJurnal
    INTRODUCTION: Little is known regarding the extent of visual impairment amongst pre-school children in Malaysia.

    OBJECTIVE: To determine the prevalence of visual impairment and amblyopia in Malaysian preschool children.

    METHODOLOGY: A cross-sectional, population-based study was conducted on children aged four to six years from 51 participating kindergartens in the district of Segamat, Johor, Malaysia from 20 March 2016 to 6 April 2016. All subjects had initial eye screening consisting of LogMar visual acuity, orthoptics examination and Spot vision screener assessment. Subjects who failed the initial eye screening were invited for a formal eye assessment consisting of cycloplegic refraction and a comprehensive ocular examination. Definitions of visual impairment and amblyopia were based on the Multi-Ethnic Pediatric Eye Disease Study criteria.

    RESULTS: A total of 1287 children were recruited. Mean subject age was 5.03 (SD:0.77) and males represented 52.3% of subjects. Subjects by ethnicity were Malay (54.8%), Chinese (27.7%), Indian (15.6%) and Orang Asli (1.9%). Formal eye assessment was required for 221 subjects and 88.8% required ophthalmic intervention. Refractive error, representing 95.4% of diagnosed ocular disorders, comprised of astigmatism (84%), myopia (9%) and hypermetropia (6.9%). With-the-rule astigmatism was present in 93.4% of the subjects with astigmatism. Visual impairment was present in 12.5% of our subjects, with 61% having bilateral visual impairment. Of the subjects with visual impairment, 59.1% had moderate visual impairment. The prevalence of amblyopia was 7.53%, and 66% of the amblyopic subjects had bilateral amblyopia.

    CONCLUSION: Our study highlights an urgent need for initiation of preschool vision screening in Malaysia.

    Matched MeSH terms: Vision Disorders
  7. Mohd-Ilham IM, Ahmad-Kamal GR, Wan Hitam WH, Shatriah I
    Cureus, 2019 Apr 08;11(4):e4407.
    PMID: 31205829 DOI: 10.7759/cureus.4407
    Purpose To describe the visual presentation and factors affecting visual outcome in pediatric patients treated for craniopharyngioma at a referral center in the East Coast states of Peninsular Malaysia. Methodology A retrospective review of medical records of children aged 17 years and below who had been treated for craniopharyngioma in Hospital Universiti Sains Malaysia from January 2014 to December 2018. The data collected included age, gender, presenting symptoms and duration, visual acuity, visual fields, color vision, light brightness, relative afferent pupillary defects, fundus examination and cranial nerves examination. The best corrected visual acuity during presentation, and after a one-year post-operative period, was documented. Records on investigations, surgical procedures, therapeutic modalities and recurrences were also reviewed. Results A total of 11 pediatric patients (22 eyes) were recruited. Fifty percent presented with optic atrophy. The mean duration of the onset of symptoms before consultation was 22.3 (24.5) months. A final best corrected visual acuity of 6/12 (20/40) or better was observed in 50% of the patients. There was a statistically significant association between presenting visual acuity, optic nerve function and visual field defects, and the final visual outcome. Conclusions Visual presentations in our study were fairly similar to previous reported studies. One-third presented late with permanent visual loss. Almost half had significant visual impairment after one-year post-operative period. Significant associations were observed between presenting visual acuity, duration of symptoms, impairment of optic nerve function tests, and visual field defects during presentation, and final visual acuity at one year after treatment.
    Matched MeSH terms: Vision Disorders
  8. Hassan M, Tajunisah I
    Lancet, 2011 Feb 5;377(9764):504.
    PMID: 21255827 DOI: 10.1016/S0140-6736(10)60677-0
    Matched MeSH terms: Vision Disorders/etiology*
  9. Loh KY, Reddy SC
    Malays Fam Physician, 2008;3(3):128-30.
    PMID: 25606136 MyJurnal
    The invention of computer and advancement in information technology has revolutionized and benefited the society but at the same time has caused symptoms related to its usage such as ocular sprain, irritation, redness, dryness, blurred vision and double vision. This cluster of symptoms is known as computer vision syndrome which is characterized by the visual symptoms which result from interaction with computer display or its environment. Three major mechanisms that lead to computer vision syndrome are extraocular mechanism, accommodative mechanism and ocular surface mechanism. The visual effects of the computer such as brightness, resolution, glare and quality all are known factors that contribute to computer vision syndrome. Prevention is the most important strategy in managing computer vision syndrome. Modification in the ergonomics of the working environment, patient education and proper eye care are crucial in managing computer vision syndrome.
    Matched MeSH terms: Vision Disorders
  10. Ngeow WC, Shim CK, Chai WL
    J Can Dent Assoc, 2006 Dec;72(10):927-31.
    PMID: 17187708
    Unintended intravascular injection from inferior alveolar nerve blocks can result in frustrating distant complications affecting such structures as the middle ear and eyes. Possible complications affecting the eyes include blurring of vision, diplopia, mydriasis, palpebral ptosis and amaurosis (temporary or permanent). In this article, we present a complication that has been reported only rarely. Two patients developed transient loss of power of accommodation of the eye resulting in blurred vision after routine inferior alveolar nerve blocks on the ipsilateral side. Clear vision returned within 10-15 minutes after completion of the blocks. The possible explanation for this phenomenon is accidental injection into the neurovascular bundle of local anesthetic agents, which were carried via the blood to the orbital region. This resulted in paralysis of a branch of cranial nerve III, the short ciliary nerves that innervate the ciliary muscle, which controls accommodation.
    Matched MeSH terms: Vision Disorders/chemically induced
  11. Saud, Safaa Najah, Muhammad Irsyad Abdullah, Siti Hadijah Shariff, Ram Singh, Ambrick Singh, Baharudin Hamzah, Nordayati Mat Lehat, et al.
    MyJurnal
    Blindness is an area of inadequate the visual conception because of physiological or even neurological aspects. The partial blindness corresponds to the insufficient integration in the expansion of the optic confidence or perhaps visual center of the eye, and also over-all total blindness is the complete inadequacy of the visual light perception. Within this research, a basic, inexpensive, friendly user, sensible blind assist technique is developed to be integrated with the portability of both blind and even visually impaired people in a particular region. The presented work consists of a wearable apparatus is made up of the head hat to facilitate the blind particular person to get around single-handedly safely and securely in order to keep away from any kind of obstructions that could be experienced, even if mounted and also mobile phone, to avoid virtually any probable accident. The primary function of this product is the Ultrasonic sensing unit which is able to inform the blind people if there exist any specific obstacles or otherwise not around them along with the vibrating motor probably would informs the blind people who which negative are the obstacles located. In addition, by pressing the home or work button this system will straight away link to MIT app inventor and the app will send a signal to Google maps to guide the blind people to its desired location. The implemented system is fast, and easy to use and an innovative affordable solution to blind and visually impaired people in third world countries.
    Matched MeSH terms: Vision Disorders
  12. Premsenthil M, Manju R, Thanaraj A, Rahman SA, Kah TA
    BMC Ophthalmol, 2013;13:16.
    PMID: 23601160 DOI: 10.1186/1471-2415-13-16
    To screen for visual impairment in Malaysian preschool children.
    Matched MeSH terms: Vision Disorders/diagnosis*; Vision Disorders/epidemiology; Vision Disorders/physiopathology
  13. Loke, S.T., Jalil, N.A., Giant, E.W., Lee, S.H.C.
    MyJurnal
    The main objective of the study was to determine the oral health status and possible factors influencing oral hygiene in the institutionalized elderly in Sabah. A cross sectional study in all four institutions for the elderly in QM ii Sabah was conducted using oral examination and interview/questionnaires. Qualitative assessment using Focus Group Discussion was carried out in the caregivers of the institutions. Plaque score was used to assess oral hygiene status. A total of 94.0% of inmates were above 55 years old. There were 13.4 % non-respondents in the total sample of 284. Of the n0n—respondents, 42.4 % had mental disorders and this was statistically signnicant. Of those who responded 34.6% had good 33.3% fair and 32.1% poor oral hygiene. 33.5% were completely edentulous, 86.4% had gingivitis which required scaling, 22.0% had decayed teeth and 54.9% required extraction. Gingivitis, decayed teeth and number of teeth for extraction were signwcantly associated with poor oral hygiene. 14.2% had at least one type of oral disease. Dental abscess was the most common muco»cutaneous lesion found. Mental disorders showed a trend towards poor oral hygiene and this was statistically signyicant. Although 40.8% had physical handicap, 23.3% visual impairment and 8.2% hearing impairment, there was no significant association with oral hygiene status. In conclusion, oral health status of the population is poor and treatment needs are high. Although there was high objective need for oral care (88.6%), perceived need was low (32.0%).
    Matched MeSH terms: Vision Disorders
  14. Tan AK, Mallika P, Md Aziz S, Asokumaran T, Intan G
    Malays Fam Physician, 2009;4(1):26-29.
    PMID: 25606155 MyJurnal
    A forty-two year old lady presented with gradual, painless, progressive blurring of vision of her left eye for four months. There were no other associated ocular or systemic complaints. Examination showed decreased visual acuity in both eyes and a pale optic disc on the left side. Visual field examination revealed a temporal field defect of the right eye which aroused the suspicion of an intracranial mass lesion. MRI of her brain revealed a suprasellar meningioma. We would like to emphasize the importance of visual field examination of both eyes in patients presenting with unilateral loss of vision.
    Matched MeSH terms: Vision Disorders
  15. Harithasan D, Mukari SZS, Ishak WS, Shahar S, Yeong WL
    Int J Geriatr Psychiatry, 2020 04;35(4):358-364.
    PMID: 31736109 DOI: 10.1002/gps.5237
    OBJECTIVES: The objective of this study was to evaluate the relationship between sensory impairment (hearing loss only, vision loss only, and dual sensory impairment [DSI]) and depression, loneliness, quality of life, and cognitive performance in older adults.

    METHODS: A total of 229 community-dwelling older adults aged 60 years or older participated in this study. Variables were measured using the Geriatric Depression Scale (GDS-15), Revised University of California at Los Angeles Loneliness Scale (R-UCLA), Satisfaction with Life Scale (SWLS), and Mini-Mental State Examination (MMSE).

    RESULTS: There was an independent association between DSI and quality of life (P < .05) and between DSI and hearing loss alone and cognitive function (P < .05) in older adults. In addition, higher education was associated with better quality of life and cognitive function.

    CONCLUSIONS: DSI is a significant factor affecting the quality of life and cognitive function in older adults. Sociodemographic factors such as education play an important role in improving quality of life and cognitive function. Thus, increasing the awareness of this disability is important to ensure that older adults receive the necessary support services and rehabilitation to improve their level of independence.

    Matched MeSH terms: Vision Disorders/complications*; Vision Disorders/epidemiology; Vision Disorders/psychology
  16. Kee QT, Abd Rahman MH, Mohamad Fadzil N, Mohammed Z, Shahar S
    BMC Res Notes, 2021 Oct 24;14(1):395.
    PMID: 34689826 DOI: 10.1186/s13104-021-05813-3
    OBJECTIVE: Near visual impairment (VI) is a common disability in an aging population. Near vision is crucial in activity of daily living including reading, smartphone and computer use and meal preparation. This study was conducted to determine the association between near visual acuity (VA) and contrast sensitivity (CS) with activity of daily living (ADL) among visually impaired older adults.

    RESULTS: A total of 208 participants aged  ≥  60 were recruited from the population-based longitudinal study on neuroprotective model for healthy longevity. Habitual near VA and CS were measured using Lighthouse near VA chart and Pelli-Robson CS chart, respectively. Lawton instrumental activities of daily living (IADL) was used to assess ADL. There are 41.8% participants with near visual impairment and 28.7% among them had IADL disability. Independent t test showed significant lower mean IADL score among visually impaired participants [t(206)  =  2.03, p  =  0.04]. IADL score significantly correlated with near VA (r  =   - 0.21, p  =  0.05) but not with CS (r  =   - 0.14, p = 0.21). Near VA (B  =   - 0.44, p  =  0.03) and age (B  =   - 0.07, p  =  0.01) significantly predicted IADL. The findings show poorer VA renders higher IADL disability, which may necessitate interventions to improve ADL among visually impaired older adults.

    Matched MeSH terms: Vision Disorders
  17. Wiki Safarina Narawi, Shaz’ Ain Razak, Nahdiyah Azman
    MyJurnal
    Introduction: Usage of smartphones have increased rapidly because of its importance in our daily life. This led to an increase in incidence of ocular problems among smartphone users. This research was conducted to determine the effect of smartphone usage on accommodation status. Methods: A cross-sectional study was conducted among young adults aged 19 to 30 years old in Management and Science University, Shah Alam. All subjects were asked to use smartphone for 20 minutes. The symptoms and accommodation status were evaluated before and after the smartphone usage. Results: Total subjects showed the mean age of 23.60 ± 2.77 years, 50% (n = 20) were males and 50% (n = 20) were females. The mean smartphone usage per day was 8.60 ± 2.80) hours. After 20 minutes of smartphone usage, subjects complained of tired eyes (92.50%), dry eyes (90.00%), blurred vision (87.50%), and headache (82.50%). Paired t-test showed significant reduction in amplitude of accommodation, monocularly from 9.9 ± 1.9 D to 8.76 ± 2.50 D (p = 0.00), and binocularly from 12.01 ± 1.95 D to 10.96 ± 2.16 D (p = 0.00); monoc- ular accommodative facility from 13.93 ± 3.13 cpm to 11.10 ± 4.32 cpm (p = 0.00) and binocular accommodative facility from 12.70 ± 3.57 cpm to 9.70 ± 4.21 cpm (p = 0.00); positive relative accommodation from -2.72 ± 0.87 D to -2.13 ± 1.28 D (p = 0.00) and increase in lag of accommodation from 0.4 ± 0.26 D to 0.93 ± 0.48 D (p = 0.00). Conclusion: This study shows that there were significance changes on accommodation status after 20 minutes of smartphone usage which can lead to weakness of accommodation.

    Matched MeSH terms: Vision Disorders
  18. Chew FL, Yong CK, Mas Ayu S, Tajunisah I
    Age Ageing, 2010 Mar;39(2):239-45.
    PMID: 20065356 DOI: 10.1093/ageing/afp259
    BACKGROUND: hip fractures are an increasing source of morbidity and mortality in older people. The role of visual function tests such as visual impairment, stereopsis, contrast sensitivity and visual field defects in low fragility hip fractures in Asian populations is not well understood.
    OBJECTIVE: to determine the association between various visual function tests and low fragility hip fractures in an Asian population.
    DESIGN: case-control study.
    SETTING: University Malaya Medical Centre, Kuala Lumpur, Malaysia.
    SUBJECTS: 108 cases aged > or = 55 years admitted with low fragility fractures and 108 controls (matched for age, gender and race).
    METHODS: both cases and controls underwent a detailed ophthalmological examination, which included visual acuity, stereopsis, contrast sensitivity and visual field testing.
    RESULTS: poorer visual acuity (odds ratio, OR = 4.08; 95% confidence interval, CI: 1.44, 11.51), stereopsis (OR = 3.60, 95% CI: 1.55, 8.38), contrast sensitivity (OR = 3.34, 95% CI: 1.48, 7.57) and visual field defects (OR = 11.60, 95% CI: 5.21, 25.81) increased the risk of fracture. Increased falls were associated with poorer visual acuity (OR = 2.30, 95% CI: 1.04, 5.13), stereopsis (OR = 2.11, 95% CI: 1.03, 4.32), contrast sensitivity (OR = 2.12, 95% CI: 1.05, 4.30) and visual field defects (OR = 3.40, 95% CI: 1.69, 6.86).
    CONCLUSION: impaired visual acuity, stereopsis, contrast sensitivity and visual field defects are associated with an increased risk of low fragility hip fractures. We recommend that all patients aged > or = 55 should have an annual ophthalmological examination that includes visual acuity, contrast sensitivity, stereopsis and visual field testing to assess the risks for falls and low fragility fractures.
    Matched MeSH terms: Vision Disorders/complications*
  19. Noor AKCM, Tai ELM, Kueh YC, Siti-Azrin AH, Noordin Z, Shatriah I
    PMID: 31906417 DOI: 10.3390/ijerph17010310
    Vitrectomy surgery in proliferative diabetic retinopathy improves the vision-related quality of life. However, there is lack of data on the duration of maintenance of visual gains post vitrectomy. This study thus aimed to determine the survival time of visual gains and the prognostic factors of vision loss after vitrectomy surgery for complications of proliferative diabetic retinopathy. A retrospective cohort study was conducted in an ophthalmology clinic in Malaysia. We included 134 patients with type 2 diabetes mellitus on follow-up after vitrectomy for proliferative diabetic retinopathy. Visual acuity was measured using the log of minimum angle of resolution (LogMar). A gain of ≥0.3 LogMar sustained on two subsequent visits was considered evidence of visual improvement post vitrectomy. Subjects were considered to have vision loss when their post-operative visual acuity subsequently dropped by ≥0.3 LogMar. Kaplan-Meier analysis was used to determine the survival time of visual gains. Cox Proportional Hazard regression was used to determine the prognostic factors of vision loss. The median age of patients was 56.00 years (IQR ± 10.00). The median duration of diabetes mellitus was 14.00 years (IQR ± 10.00). Approximately 50% of patients with initial improvement post vitrectomy subsequently experienced vision loss. The survival time, i.e., the median time from surgery until the number of patients with vision loss formed half of the original cohort, was 14.63 months (95% CI: 9.95, 19.32). Ischemic heart disease was a significant prognostic factor of vision loss. Patients with underlying ischemic heart disease (adjusted HR: 1.97, 95% CI: 1.18, 3.33) had a higher risk of vision loss post vitrectomy, after adjusting for other factors. Approximately half the patients with initial visual gains post vitrectomy maintained their vision for at least one year. Ischemic heart disease was a poor prognostic factor for preservation of visual gains post vitrectomy.
    Matched MeSH terms: Vision Disorders/etiology
  20. Byrne E, Horowitz M, Dunn DE
    Med J Aust, 1980 May 31;1(11):547-8.
    PMID: 6248745
    While a prisoner-of-war in Malaya from 1942-1945, a 29-year-old man developed a painful sensorimotor neuropathy, bilateral central scotomata and sensorineural deafness. Examination 34 years later, after a long period of adequate nutrition, revealed considerable residual deficit. Nerve conduction studies suggested axonal degeneration with prominent collateral reinnervation. This case of Strachan's syndrome is reported to draw attention to the limited functional recovery and to focus attention on this condition at a time when famine conditions are rife in Southeast Asia.
    Matched MeSH terms: Vision Disorders/etiology
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