mohammed hs, lam cs, norshamsiah md din, mazaya m, yong mh, wan haslina wah.  (2023).  a creative leap in artificial cornea transplantation.  - 12th conjoint ophthalmology scientific conference.  1-2. 

nurhayati a, mazaya m, lam cs, yong mh, wan haslina wah.  (2023).  corneal calcerous degeneration in post penetrating keratoplasty.  - 12th conjoint ophthalmology scientific conference.  1-2. 

mae-lynn catherine bastion;nik ruzyanei binti nik jaafar;norshamsiah binti md. din;azimatun noor binti aizuddin;yong meng hsien.  (2023).  impact of covid-19 movement control order on vision and emotion in outpatients attending ophthalmology clinic.  - .  . 

subasni s, yong mh, lam cs, mazaya m, wan haslina wah.  (2023).  rapid progression of unilateral infective panophthalmitis in asymptomatic streptococcus bacteremia.  - 12th conjoint ophthalmology scientific conference.  1-2. 

yong meng hsien, lam chenshen, mazaya mahmud, wan haslina wan abdul halim.  (2023).  from eyesore to sore-eye: plant sap keratopathy with acute bulla- immediate relief with epithelial debridement.  - 35th asia-pacific association of cataract and refractive surgeons (apacrs) annual meeting 2023.  113. 

law ngee linga,b, tan vi cheea, yong meng hsienb, nurul asyikin brc, lim thiam houa.  (2023).  unmasking the hidden danger: ophthalmia neonatorum complicated with neonatal orbital cellulitis.  - 12th conjoint ophthalmology scientific conference.  1-2. 

alene wan yi l, meng hsien y, mazaya m, chensen l, wan haslina wah.  (2023).  successful treatment of cmv endotheliitis post penetrating keratoplast.  - 12th conjoint ophthalmology scientific conference.  1-2. 

yii hern eng, kah wei ong, meng hsien yong,wan haslina wan abdul halim, mae-lynn catherine bastion.  (2022).  outer lamellar macular hole & outer retinal detachment within myopic foveoschisis post cataract surgery: a case report.  - 34th annual meeting of asia-pacific association of cataract & refractive surgeons.  85. 

yii hern eng, meng hsien yong, wan haslina wan abdul halim.  (2022).  challenges in managing recurrent cytomegalovirus endotheliitis in recurrent graft failure: a case report.  - 34th annual meeting of asia-pacific association of cataract & refractive surgeons.  88. 

kah hie wong, meng hsien yong, wan haslina wan abdul halim.  (2022).  course of manifestations and prolonged corneal graft survival in iridocorneal endothelial syndrome (ice).  - 34th annual meeting of asia-pacific association of cataract & refractive surgeons.  88. 

kah wei ong, meng hsien yong.  (2022).  review on methods to eliminate mask induced fogging during slit lamp examination.  - the 7th asia pacific tele-ophthalmology symposium (aptos) 2022.  26. 

meng hsien yong, ming yean ong, ayesha mohd zain, kuan sze tan, siti husna hussein, rozita mohd, ruslinda mustafar, wan haslina wan abdul halim.  (2022).  comparison of retinal optical coherence tomography angiography (octa) parameters between patients with different causes of chronic kidney disease (ckd).  - the royal australian and new zealand college of ophthalmologists 52nd annual scientific congress.  1-7. 

kuan sze tan, wan haslina halim, meng hsien yong.  (2021).  comparison of optical coherence tomography angiography parameters between diabetic and non-diabetic chronic kidney disease.  - the 36th asia-pacific academy of ophthalmology congress.  228-229. 

siti husna hussein, norasyikin a. wahab, wan haslina halim, ayesha mohd zain, meng hsien yong.  (2021).  effect of sodium glucose co transporter 2 (sglt2) inhibition on optical coherence tomography angiography (octa) parameters in diabetic chronic kidney disease (ckd).  - the 36th asia-pacific academy of ophthalmology congress.  229-230. 

siti nur amira, ong ming yean, othmaliza othman, wan haslina wan abdul halim, yong meng hsien.  (2021).  herpes zoster uveitis (reactivation) following cataract surgery on contralateral eye: a case report.  - the 14th apvrs congress 2021.  55. 

jing lee, safinaz mohd khialdin, wan haslina wan abdul halim, meng hsien yong.  (2021).  branch retinal vein occlusion post mrna sars-cov-2 (covid-19) vaccination.  - the 14th apvrs congress 2021.  86. 

assyareefah hudaibah s, wan mimi diyana wz, aziah a, khairun amalin mh, wan haslina wah, ruslinda m, rozita m, lydia k, meng hsein y, arbaiyah b.  (2021).  a semi-automated retinal image analysis system for chronic kidney detection.  - 23rd medical & health research week.  1. 

dennis ee see ong, safinaz mohd khialdin, wan haslina wan abdul halim, yong meng hsien.  (2021).  unilateral abducens nerve palsy, the lone sign and lone side of cerebral venous thrombosis.  - 11th malaysian society of ophthalmology (mso) annual scientific meeting 2021.  94. 

mohamad azlan zaini, wan haslina wan abdul halim, mushawiahti mustapha, yong meng hsien.  (2021).  triple rarity in jia-associated uveitis: delayed adult-onset unilateral panuveitis.  - 11th malaysian society of ophthalmology (mso) annual scientific meeting 2021.  105. 

kah hie wong, meng hsien yong, seng fai tang, wan haslina wan abdul halim, norshamsiah md din.  (2021).  parinauds syndrome masquerading as depression, revealed underlying life-threatening condition.  - 11th malaysian society of ophthalmology (mso) annual scientific meeting 2021.  90. 

khairun amalin mohd hishamuddin, ruslinda mustafar, rozita mohd, lydia kamaruzaman, wan haslina wan abdul halim, yong meng hsien, syed zulkifli syed zakaria, wan mimi diyana wan zaki, aziah ali, arba'iyah ba'in.  (2021).  retinal changes and cardiac biomarker assessment in relation to chronic kidney disease: a single centre study.  - 36th annual congress of malaysian society of nephrology.  140. 

shankari sothirachagan, jemaima che hamzah, wan haslina halim, meng yong.  (2021).  acute corneal graft rejection complicated by fungal keratitis: non-steroidal approach with successful outcomes.  - the 36th asia-pacific academy of ophthalmology congress.  105. 

alex yee chau sim, yong meng hsien, tang seng fai, mushawiahti mustapha, wan haslina binti wan abdul halim ,.  (2021).  bilateral sequential spontaneous anterior dislocated iol in a patient with retinitis pigmentosa (id: 379).  - beyond 2020 progress to perfection.  1-27. 

assyareefah hudaibah s, wan mimi diyana wz, aziah a, khairun amalin mh, wan haslina wah, ruslinda m, rozita m, lydia k, meng hsein y, arbaiyah b.  (2021).  a semi-automated retinal image analysis system for chronic kidney disease detection.  - 23rd medical & health research week.  76. 

alex yee chau sim, yong meng hsien, mushawiahti mustapha, wan haslina binti wan abdul halim , murhaliza m.  (2021).  diplopia in sle: case of unilateral trochleitis with acquired brown syndrome (id: 375).  - beyond 2020 progress to perfection.  5-37. 

premalatha s, ong ming yean, yong meng hsien, wan haslina wan abdul halim.  (2021).  suture related fungal interface keratitis in deep anterior lamellar keratoplasty (dalk) - a case report.  - beyond 2020 progress to perfection.  4-10. 

wan haslina binti wan abdul halim, prema chendran, yong meng hsien, tang seng fai, safinaz mohd khialdin.  (2021).  intracameral levofloxacin versus intracameral cefuroxime effect on corneal endothelial cell count in uneventful phacoemulsification.  - beyond 2020 progress to perfection.  1-54. 

nazrina h, yong mh, norshamsiah md, shuaibah ag, wan haslina wah.  (2020).  successful treatment of bilateral onychomycosis associated aspergillus keratitis and endophthalmitis with sequential corneal perforation: a case report.  - 22nd medical and health research week 2020.  1. 

prema chendran, yong meng hsien, wan haslina wan abdul halim.  (2020).  a pilot study on intracameral levofloxacin (0.5%) vs intracameral cefuroxime (1mg/0.1ml) effect on corneal endothelial cell count and morphology in uneventful phacoemulsification.  - 22nd medical & health research week 2020.  1. 

ho nww, norshamsiah md, othmaliza o, ayesha mz, yong mh.  (2020).  diabetic retinopathy versus central retinal vein occlusion, but why can't be both?.  - 22nd medical & health research week 2020.  1. 

ho nww, lo yl, tang sf, othmaliza o, yong mh.  (2020).  on-treatment isolated superior ophthalmic vein thrombosis complicated with carotid cavernous fistula.  - 22nd medical & health research week 2020.  1. 

prema chendran, yong meng hsien, wan haslina wan abdul halim.  (2020).  the eye that melt : a case of rheumatoid arthritis.  - 22nd medical & health research week 2020.  1. 

mushawiahti binti mustapha;mae-lynn catherine bastion;saiful bahari bin yusoff;amin bin ahem;mohd hairul nizam bin harun;yong meng hsien.  (2020).  developing a simulated training system for cataract surgery: pioneer in the country.  - .  . 

tan kuan sze, yong meng hsien, wan haslina wan abdul halim.  (2020).  young stroke with isolated internuclear ophthalmoplegia - case report with literature review.  - 35th singapore - malaysia joint meeting in ophthalmology in conjunction with 1st asia - pacific ocular imaging society meeting.  1. 

dr yong meng hsien.  (2020).  eye care during covid-19 (translated from chinese).  - sin chew daily.  19. 

yong meng hsien.  (2020).  how to use active presenter and endnotex9.  - .  1. 

tan kuan sze, yong meng hsien, wan haslina wan abdul halim.  (2019).  series of unfortunate events: a case of conjunctival squamous cell carcinoma.  - 7th usm ophthalmology symposium.  112. 

nazrina hassan, yong meng hsien, wan haslina wan abdul halim, norshamsiah md din.  (2019).  central scotoma at near top of mount everest- a case report of bilateral high altitude retinopathy.  - 1st international borneo healthcare & public health conference and 4th borneo tropical medicine and infectious disease congress.  105. 

prema chendran, yong meng hsien, wan haslina wan abdul halim.  (2019).  multifacet of cornea patch graft in anterior segment disease.  - 7th usm ophthalmology symposium.  19. 

alsagoff ad, yong mh, othmaliza o, norshamsiah md.  (2019).  the unfortunate misfortune- a diagnostic journey from orbital haematoma to lymphoma.  - 7th usm ophthalmology symposium.  113. 

dr solehah jeffrey, dr yong meng hsien, dr wan haslina wan abdul halim.  (2019).  acute angle closure glaucoma in unilateral treated retinopathy of prematurity with asymmetrical ocular development.  - minggu penyelidikan perubatan & kesihatan ke-21.  11. 

shee kiang t, meng hsien y, othmaliza o, safinaz mk, malisa a, nik farhan nf.  (2019).  ocular tilt reaction with internuclear ophthalmoplegia and multiple cranial nerve palsies.  - minggu penyelidikan perubatan & kesihatan ke-21.  16. 

tan kuan sze, yong meng hsien, aida zairani mohd zahidin, wan haslina wan abdul halim.  (2019).  mooren's ulcers in ukm medical centre: a case series.  - the 10th mso annual scientific meeting.  32. 

dian nat, mh yong, rona an, che-hamzah j, bastion mlc.  (2019).  chronic endogenous fungal endophthalmitis: diagnostic & treatment challenges.  - 10th mso annual scientific meeting in conjunction with 34th malaysia-singapore joint ophthalmic congress 2019.  1. 

lim see theng, yong meng hsien, tang seng fai, norshamsiah md din, wan haslina wan abdul halim.  (2019).  herpetic interstitial keratitis post chronic topical steroid use: a case report.  - 10th mso annual scientific meeting in conjunction with 34th malaysia-singapore joint ophthalmic congress.  1. 

tan kuan sze , yong meng hsien , aida zairani mohd zahidin , wan haslina wan halim.  (2019).  mooren's ulcers in ukmmc: a case series.  - 10th mso annual scientific meeting in conjunction with 34th malaysia-singapore joint ophthalmic congress.  1. 

salwa binti tharek, yong meng hsien, mae lynn catherine bastion.  (2018).  upside down iol: let's flip it over!.  - 8th conjoint ophthalmology scientific conference.  42. 

tang seng fai, othmaliza othman, ayesha mohd zain, yong meng hsien, norshamsiah md din.  (2018).  kebutaan akibat penggunaan ubat titis mata tanpa nasihat doktor.  - .  . 

ivan cheng en yoo, yong mh, mushawiahti m, jemaima ch.  (2018).  panca vasculitis with bilateral optic perineuritis.  - 33rd malaysia-singapore joint ophthalmic congress.  . 

yong meng hsien, mushawiahti mustapha.  (2014).  "i can`t see after my heart is cured!".  - 9th ukm ophthalmology symposium in conjunction with the 4th conjoint ophthalmology scientific conference-updates in ocular surgery.  . 

yong meng hsien , amin ahem, mushawiahti mustapha, mae-lynn catherine bastion.  (2014).  recalcitrant cystoid macula edema of ischemic crvo eye- what's next?.  - 9th ukm ophthalmology symposium in conjunction with the 4th conjoint ophthalmology scientific conference-updates in ocular surgery.  .