Dr. Samuel Kyei


  • PhD (Optometry), University of KwaZulu-Natal, Durban, South Africa, (2016)
  • MPhil (Pharmacology), KNUST, Ghana (2012).
  • Doctor of Optometry University of Cape Coast, Cape Coast, Ghana (2009).
  • 2003-: BSc. Ophthalmic Science (Hons), University of Cape Coast Cape Coast Ghana  (2007).

Position: Visiting Lecturer
Department of Optometry, School of Allied Health Sciences, College of Health and Allied Sciences, University of Cape Coast, Ghana. https://blog.ucc.edu.gh/skyei  https://www.researchgate.net/profile/Samuel_Kyei https://scholar.google.com/citations?user=UB1ZAx8AAAAJ&hl=en
Email: samdollar2@yahoo.com, skyei@ucc.edu.gh


  1. Kyei S, Dogbadze E, Tagoh S & Mwanza E. (2020).  Unorthodox ophthalmic preparations on the Ghanaian market: a potential risk for ocular and enteric infections.  African Health Sciences Vol. 20 Issue 1, March, 2020.
  2. Kyei S, Otoo FL, Abu EK, Adomah Ofori A. Knowledge, attitude and practices of Ghanaian midwives regarding the use of ophthalmic medications among pregnant women. International Journal of Africa Nursing Sciences. 2018: 59-65
  3. Asiedu K, Kyei S, Dzasimatu SK, Morny EKA. Meibomian Gland Dysfunction in a Youthful Clinical Sample in Ghana. Optom Vis Sci. 2018;95(4):349-353
  4. Kyei S, Nketsiah AS, Asiedu K, Awuah A, Owusu-Ansah A. Onset and duration of cycloplegic action of 1% cyclopentolate – 1% tropicamide combination. Afr Health Sci. 2017; 17(3): 923-932.
  5. Gyanfosu L, Koffuor GA, Kyei S, Ababio-Danso B, Peprah-Donkor K, Nyansah WB, Asare F. Efficacy and safety of extemporaneously prepared miconazole eye drops in Candida albicans-induced keratomycosis. Int Ophthalmol., 2017 Online First: http://link.springer.com/article/10.1007/s10792-017-0707-z
  6. Ntodie M, Abu SL, Kyei S, Abokyi S, EK. Near vision spectacle coverage and barriers to near vision correction among adults in the Cape Coast Metropolis of Ghana. African Health Sciences, 2017; 17(2):549·
  7. Adueming  P, Eghan M, Anderson B,  Kyei S, Opoku-Ansah J, Amuah C, Sackey S. and Buah-Bassuah,P. Multispectral Imaging in Combination with Multivariate Analysis Discriminates Selenite Induced Cataractous Lenses from Healthy Lenses of Sprague-Dawley Rats. Open Journal of Biophysics, 2017;7: 145-156.
  8. Kyei S, Koffuor GA, Ramkissoon P, Abu EK& Sarpong JF. Anti-Cataract Potential of Heliotropium indicum Linn on Galactose-Induced Cataract in Sprague-Dawley Rats. Curr Eye Res. 2017;42(3):394-401
  9. Asiedu K, Kyei S, Boampong F, Ocansey S. Symptomatic Dry Eye and Its Associated Factors: A Study of University Undergraduate Students in Ghana. Eye Contact Lens. 2017;43(4):262-266.
  10. Kyei S, Owusu-Ansah A, Boadi-Kusi SB, Abbey DN, Abu EK et al. Occupational hazards correlates of ocular disorders in Ghanaian fisheries. Healthcare in Low-resource Settings, 2016;4 (2). Available at: http://www.pagepressjournals.org/index.php/hls/article/view/5482/6253
  11. Kyei S, Tettey B, Asiedu K, Awuah A. Knowledge and awareness of ocular allergy among undergraduate students of public universities in Ghana. BMC Ophthalmology, 2016;16:190
  12. Asiedu K, Kyei S, Ampiah EE. Autorefraction, Retinoscopy, Javal’s Rule, and Grosvenor’s Modified Javal’s Rule: The Best Predictor of Refractive Astigmatism.  Journal of Ophthalmology, 2016. Article ID 3584137
  13. Asiedu K, Kyei S, Agyemang FO, Gyamfi KM. Self Medication with Over-the Counter Topical Ophthalmic Medications: A Study of Undergraduates in Ghana. Indo Global Journal of Pharmaceutical Sciences, 2016; 6(1): 34-37
  14. Asiedu K, Kyei S, Ayobi B, Agyemang FO, Ablordeppey RK. Survey of eye practitioners’ preference of diagnostic tests and treatment modalities for dry eye in Ghana. Cont Lens Anterior Eye. 2016; 39(6):411-415.
  15. Ocansey S, Kyei S, Diafo A, Darfor KN, Boadi-Kusi SB, Aglobitse PB. Cost of the medical management and prescription pattern for primary open angle glaucoma (POAG) in Ghana-a retrospective cross-sectional study from three referral facilities. BMC Health Services Research. 2016;16:282. DOI 10.1186/s12913-016-1528-x
  16. Ameyaw EO, Koffuor GA, Asare KK, Konja D, Dubois A, Kyei S, Forkuo AD, Mensah RNAO. Cryptolepine, an indoloquinoline alkaloid, in the management of diabetes mellitus and its associated complications. J Intercult Ethnopharmacol. 2016; 5(3): 263-273.
  17. Ameyaw EO, Kukuia KK, Thomford AK, Kyei S, Mante PK, Boampong JN. Analgesic properties of aqueous leaf extract of Haematostaphis barteri: involvement of ATP-sensitive potassium channels, adrenergic, opioidergic, muscarinic, adenosinergic and serotoninergic pathways. J Basic Clin Physiol Pharmacol. 2016;27(6):557-561.
  18. Kyei S, Koffuor GA, Ramkissoon P, Ameyaw EO & Asiamah EA. Anti-inflammatory effect of Heliotropium indicum Linn on lipopolysaccharide-induced uveitis in New Zealand white rabbits. Int J Ophthalmol 2016;9(4):528-535,doi:10.18240/ijo.2016.04.08
  19. Abu EA, Boampong JN, Kyei S, Afoakwah R, Ayi I. Associations between Polymorphisms within Interferon Gamma and Tumor Necrosis Factor Genes and Toxoplasma Retinochoroiditis in Ghanaian Patients. Ocul Immunol Inflamm. 2016;15:1-7.
  20. Abu EK, Boampong JN, Amoabeng JK, Ilechie AA, Kyei S, Owusu-Ansah A, Boadi-Kusi SB, Amoani B, Ayi I. Epidemiology of Ocular Toxoplasmosis in three community surveys in the central region of Ghana, West Africa. Ophthalmic Epidemiol. 2016; 20:1-6
  21. Asiedu K, Kyei S, Mensah SN, Ocansey S, Abu LS, Kyere EA. Ocular Surface Disease Index (OSDI) Versus the Standard Patient Evaluation of Eye Dryness (SPEED): A Study of a Nonclinical Sample. Cornea. 2016; 35(2):175-80
  22. Koffuor GA, Boye A, Kyei S, Ofori-AmoahJ, Asiamah EA, Barku A, Acheampong J, Amegashie E, Awuku AK. Anti-asthmatic property and possible mode of activity of an ethanol leaf extract of Polyscias fruticosa. Pharm Biol. 2016;54(8):1354-63.
  23. Boadi-Kusi SB, Kyei S, Asare FA, Owusu-Ansah A, Awuah A, Darko-Takyi C. Visual function among commercial vehicle drivers in the central region of Ghana.  J Optom. 2016 Jan-Mar; 9(1): 54-63.
  24. Abu EK, Boadi-Kusi SB, Opuni PQ, Kyei S, Owusu-Ansah A, Darko-Takyi C. Ocular Health and Safety Assessment of Mechanics in the Cape Coast Metropolis, Ghana . J Ophthalmic Vis Res. 2016 Jan-Mar; 11(1): 78-83.
  25. Kyei S, Asamoah Y, Amoah F, Ocansey S, Boadi-Kusi SB. Ophthalmic diagnosis and medication use: How much do patients know? New Front Ophthalmol 2015: doi: 10.15761/NFO.1000111
  26. Awuah A, Asiedu  K, Adanusa M, Ntodie M, Acquah E, Kyei S. A case of leukemic retinopathy mimicking common ischemic retinopathies.Clin Case Rep. 2016; 4(2): 133-137.
  27. Kyei S, Koffuor GA, Ramkissoon P, Afari C, Asiamah EA. The Claim of Anti-Cataract Potential of Heliotropium indicum: A Myth or Reality? Ophthalmol Ther. 2015 ;4(2):115-28.
  28. Kyei S, Koffuor GA, Ramkissoon P, Abokyi S, Owusu-Afriyie O & Wiredu EA, “Possible Mechanism of Action of the Antiallergic Effect of an Aqueous Extract of Heliotropium indicum L. in Ovalbumin-Induced Allergic Conjunctivitis,” Journal of Allergy, vol. 2015, Article ID 245370, 7 pages, 2015. doi:10.1155/2015/245370
  29. Kyei S, Koffuor GA, Ramkissoon P, Owusu-Afriyie O. Anti-glaucoma potential of Heliotropium indicum Linn in experimentally-induced glaucoma. Eye Vis (Lond). 2015; 2: 16.
  30. Kyei S, Koffuor GA, Ramkissoon P & Asante D. Oral and Ocular Safety Profile of Whole Plant Aqueous Extract of Heliotropium indicum L. in Rodents. Research Journal of Medicinal Plant 2015; 9: 321-330.
  31. Ameyaw EO, Wood E, Kyei S, Biney RP, JN Boampong. Anti-Nociceptive Synergism of Pregabalin and Xylopic acid Co-administration in Paclitaxel-induced Neuropathy: Isobolographic Analysis. Pharmacognosy Journal. 2015;7(6):55-7
  32. Koffuor GA,  Boye A, Ofori-Amoah J, Kyei S, Nouoma CK & Debrah AP.  Evaluating Muco-suppressant, Anti-tussive and Safety Profile of Polyscias fruticosa (L.) Harms (Araliaceae) in Asthma Management. British Journal of Medicine & Medical Research. 2015;10(1): 1-11.
  33. Boadi-Kusi SB, Kyei S, Mashige K.P., Hansraj R., Abraham C.H., Ocansey, S., Agbedzie, E.L. Awareness, knowledge and self-care practices toward glaucoma among final year health science university students in Ghana. Clin Exp Optom. 2015; 98(2):160-7.
  34. Abu EK, Yeboah, AA, Ocansey S, Kyei S, Abokyi S.  Epidemiology of ocular disorders and visual impairment among school pupils in the Cape Coast Metropolis, Ghana. British Journal of Visual Impairment,  2015: 33 (1 ):45-53
  35. Boadi-Kusi SB, Kyei S, Mashige KP, Abu EK, Antwi-Boasiako D, Halladay CH. Demographic characteristics of Ghanaian optometry students and factors influencing their career choice and institution of learning. Adv Health Sci Educ Theory Pract. 2015;20(1):33-44.
  36. Koffuor GA, Boye A, Ofori-Amoah J, Kyei S, Abokyi S, Nyarko R.A, Bangfu R.N. Anti-inflammatory and safety assessment of Polyscias fruticosa (L.) Harms leaf extract in ovalbumin-induced asthma. Journal of Phytopharmacology.2014; 3(5): 337-342
  37. Kyei S, Ameyaw EO, Koffuor GA, Boampong JN, Woode E, Abueh BB, Osei O-W, Karikari AA. Anti-uveitogenic effect of Xylopic acid in Sprague-Dawley rats. European Journal of Experimental Biology. 2014; 4(6):32-39
  38. Abokyi S, Koffuor GA, Kyei S, Asiamah EA, Atobiga CN, Awuah A. Antiallergic effect of an aqueous leaf extract of Pistia stratiotes in murine model of ovalbumin induced allergic conjunctivitis.  Pharmacognosy Research 2014; 6(4):274-279.
  39. Kyei S, Ocansey S, Abu EK, Gyedu BN. Appraisal of the practice of ocular self-medication in Cape Coast Metropolis, Ghana. Optometry Reports. 2014; 4:1-6.
  40. Kyei S, Koffuor GA, Ameyaw EO, Ramkissoon P, Adu-Agyeman D. Self-reported adverse drug reaction associated with topical ophthalmic medication use: a cross-sectional survey. Drugs and Therapy Studies. 2014; 4:1-4.
  41. Koffuor GA, Ofori-Amoah J, Kyei S, Antwi S, Abokyi S. Anti-tussive, muco-suppressant and expectorant properties, and the safety profile of a hydro-ethanolic extract of Scoparia dulcis. International Journal Basic and Clincal Pharmacology.2014; 3(3):447-453.
  42. Boadi-Kusi SB, Hansraj R, Kumi-Kyereme A, Mashige KP, Awusabo-Asare K, Stephen Ocansey, Samuel Kyei. Ocular Health Assessment of Cocoa Farmers in a Rural Community in Ghana. Journal of Agromedicine 01/2014; 19(2):171-180
  43. Ameyaw EO, Kukuia KKE, Boampong JN, Kyei S, Anane RF, Obese E, Konja D. Ethanolic Root Extract of Jatropha curcas L. relieves Hyperalgesia in Arthritis Model in Rat . International Journal of Pharmacological Research. 2014; 4(1):18-21.
  44. Ocansey S, Kyei S, Gyedu BN, Awuah A. Eye care seeking behaviour: a study of the people of Cape Coast Metropolis of Ghana. J Behav Health. 2014;3(2): 101-106.
  45. Ilechie AA, Adinortey MB, Lartey S, Amponsah I, Boadi-Kusi S, Kyei S, Ocansey S., E.K Abu, Owusu-Banahene F & Okoh C. Is there any association between serum lipids and diabetic retinopathy in type 2 diabetic patients in Ghana? International Journal of TROPICAL DISEASE & Health 2014; 4(4): 457-468
  46. Kyei S, Ocansey S, Koffuor GA, Abokyi S, Adu- Feni K. Patient Information Leaflets: Its’ Influence on Ophthalmic Patient Education and Medication Compliance. British Journal of Medcine and Medical Research 2014, 4(5):1217-1230
  47. Osei KA, Ovenseri-Ogbomo G, Kyei S, Ntodie M. The effect of caffeine on tear secretion. Optom Vis Sci. 2014;91(2):171-7.
  48. Kyei S, Abu EK, Ameyaw EO, Sapong JF. Ophthalmomyiasis externa: A case report. Vision Magazine 2013; 22(6).
  49. Boampong JN, Ameyaw EO, Kyei S, Aboagye B, Asare K,  Afoakwah R, Donfack JH, Boye A (2013). In vivo Antimalarial Activity of Stem Bark Extract of Plumeria alba Against Plasmodium bergei in ICR mice. Reports in Parasitology 2013:3; 19 – 25
  50. Boadi-Kusi SB, Kumi-Kyereme A, Awusabo-Asare K, Ocansey S, Kyei S. Perceptions about Vision and Utilization of Eye Care Services Among Cocoa Farmers in a Rural Community in Ghana. International Journal of Health Research 2013; 6(3): 17-25
  51. Ameyaw EO, Owusu Agyei PE, Boampong JN, Kyei S, Koranteng KA. Ethanolic Root Extract of Jatropha curcas L. Ameliorates Paclitaxel-Induced Neuropathic Pain in Rats. Research & Reviews: A Journal of Pharmacology 2013,(3);2:10-15
  52. Boampong JN, Ameyaw EO, Aboagye B, Asare K, Kyei S, Donfack JH & Woode E. The curative and prophylactic effects of xylopic acid on Plasmodium berghei in mice. J Parasitol Res. 2013; 2013:356107.
  53. Kyei S, Koffuor GA, Boampong JN. Antiarthritic effect of aqueous and ethanolic leaf extracts of Pistia stratiotes in adjuvant-induced arthritis in Sprague-Dawley rats. Journal of Experimental Pharmacology 2012:4; 41-51
  54. Kyei S, Koffuor GA, Boampong JN. The efficacy of aqueous and ethanolic leaf extracts of Pistia stratiotes linn in the management of arthritis and fever.  Journal of Medical and Biomedical Sciences 2012; 1 (2):29-37
  55. Ilechie A. A, Kwapong P. K , Mate-Kole E, Kyei S & Darko -Takyi C. The Efficacy of Stingless Bee Honey in The Treatment of Bacteria Induced Conjunctivitis in Guinea Pigs. Journal of Experimental Pharmacology 2012:4
  56. Ovenseri GO, Ocansey S, Abu EK, Kyei S & Boadi-Kusi SK. Oculo-Visual Findings among Industrial Mine Workers at Goldfields Ghana Limited, Tarkwa. Ophthalmology and Eye Diseases. 2012:4;35-42
  57. Koffuor GA, Kyei S, Gyanfosu L, Afari C. Effect of the Working Environment on Oculo-Visual Health of Some Sand and Stone Miners in Ghana. J Environ Occup Sci. 2012; 1(2): 83-90.
  58. Ocansey S, Ovenseri-Ogbomo GO, Abu EK, Kyei S & Boadi-Kusi SK. Self-reported eye disorders and visual harzards among Ghanaian mine workers. Journal of Medical and Biomedical Sciences 2012; 1 (3):37-45
  59. Koffuor GA, Anto BP, Afari C, Kyei S & Gyanfosu L. Ocular discomforts following eyelash extension. Journal of Medical and Biomedical Sciences 2012; 1 (3):55-61
  60. Kyei S, Koffuor GA, Boampong JN,  Owusu-Afriyie O. Ocular Anti-inflammatory Effect of Aqueous and Ethanolic Leaf Extracts of Pistia stratiotes Linn (Araceae) in Endotoxin-induced Uveitis. J Nat Pharm 2012; 3(2):115- 122.
  61. Abokyi S, Koffuor GA, Ntodie M, Kyei S, Gyanfosu L. Epidemiological profile and pharmacological management of allergic conjunctivitis: A study in Ghana. Int J Pharm Biomed Res 2012,3(4), 195-201
  62. Koffuor GA, Kyei S, Woode E, Ekuadzi E and Ben IO. Possible Mechanism of anti-inflammatory activity and safety profile of aqueous and ethanolic leaf extracts of Pistia stratiotes Linn (Araceae). Journal of Ghana Science Association, 2012, 14 ( 1), 69-81
  63. Abokyi S, Koffuor GA, Abu EK, Kyei S, Abraham CH (2012). Dry Eyes: An Adverse Effect of Systemic Antihistamine Use in Allergic Conjunctivitis Management. Research Journal of Pharmacology, 2012; 6 ( 5): 71-77
  64. Ilechie AA and Kyei S. Ocular pharmacological activity of Hypselodelphys violaea. Journal of Natural Science. 2009; 4(2): 63-73.
  65. Kyei S, Obeng PA, Kwarteng MA, Assiamah F. Epidemiology and clinical presentation of glaucoma in a referral facility in Ghana: any lessons for public health intervention? PlosOne. 2021; 16(1):e0245486
  66. Kyei S, Zaabaar E, Assiamah F, Kwarteng MA, Asiedu K. Comparison of the outcomes of manual small incision cataract surgery (MSICS) and phacoemulsification (PHACO): a study in Ghana. Annals Afr Surg. 2021. https://www.annalsofafricansurgery.com/outcomes-msics-phacoemulsification
  67. Kyei S, Owusu-Afriyie B, Tagoh S, Kwarteng MA, Nsiah P, Guramatunhu S. Clinical profile and sociodemographic characteristics of patients living with glaucoma and seeking care in a tertiary referral facility in Zimbabwe. Malawi Med J. 2021. Online first
  68. Kyei S, Assiamah F, Kwarteng MA, Ansah VK. Ocular biometry in an adult Ghanaian population. Kerala J Ophthalmol. 2020; 32(3): 252-257.
  69. Kyei S, Gboglu CP, Kwarteng MA, Assiamah F. Comparative assessment of the Goldmannapplanation and non-contact tonometers in intraocular pressure measurements in a sample of glaucoma patients in the Cape Coast Metropolis, Ghana. Nigeria Med J. 2020; 61(6): 323-327.
  70. Tagoh S, Kyei S, Kwarteng MA, Aboagye E. Prevalence of refractive error and visual impairment among rural dwellers in Mashonaland Central province, Zimbabwe. J CurrOphthalmol. 2020; 32(4): 402-407.
  71. Kyei S, Aberor J, Assiamah F, Kwarteng MA. Optical Coherence Tomography indices in the diagnosis and discrimination of stages of Primary Open-angle glaucoma in an African population. IntOphthalmol. 2020. https://doi.org/10.1007/s10792-020-01652-6
  72. Kyei S, Assiamah F, Kwarteng MA, Gboglu CP. The association of central corneal thickness and intraocular pressure measures by Non-contact tonometry and Goldmann applanation tonometry among glaucoma patients. Ethiop J Health Sci. 2020; 30(6): 999-1004.
  73. Kyei S, Appiah E, Ayerakwa AE, Antwi BC, Kwarteng AM. Topical Ocular AnaestheticsHarbours Clinically Important Microbes. J Niger Optom Assoc. 2019; 21(1): 11-18.

Conferences Attended

  1. 5th August, 2017: Participant, One day CPD on interpretation of OCT, GDx and VFT Reports organized by Ghana Optometric Association. School of Business Guest House, UCC. 5TH August, 2017.
  2. 11th July 2017: Participant, 2nd Annual Meeting on Public Health and Infectious Diseases in Ghana. Organized by Lancaster University Ghana in collaboration with Lancaster University, UK, Boston University, USA and University of Cape Coast, Ghana.
  3. 28th April, 2017: Resource Person, One day CPD on Scientific report writing organized by Ghana Optometric Association. GRNA Guest House, Korle Bu, Ghana.
  4. 6-8th October, 2016: Participant, Three day CPD on Binocular Vision organised by Ghana Optometric Association. Atlantic Hotel, Takoradi.
  5. November 2015: Participant, CPD on Practice Management and Ocular Biometry organized by Ghana Optometric Association at Esubett Hostel, Sunyani.
  6. 29-30th May, 2015: Participant, 2 Days CPD Workshop on Contact Lens Practice organized by Ghana Optometric Association at the Academic Board Chamber, University of Cape Coast
  7. 11th July, 2014: Participant, One day CPD on Glaucoma co-management organized by Ghana Optometric Association at Engineering Guest House, KNUST.
  8. 19th Sept, 2013: Participant, One day workshop on medicinal plants organized by Noguchi Memorial Institute for Medical Research(NMIMR), SATREPS (JICA/JST) Ghanaian medicinal plant project. Theme; “Establishment of effective research network for infectious diseases and medicinal plants in Ghana. Noguchi Memorial Institute for Medical Research, UG, Legon, Accra. Ghana.
  9. 29-31st July, 2013: Participant, “The 6th Annual Conference, Ghana Biomedical Convention: Communicating health and science for a better Africa.”  Faculty of Education Auditorium, University of Cape Coast, Cape Coast, Ghana.    
  10. 21-25th Aug, 2012: Delegate: 12TH AFCO Conference and Annual General Meeting, Accra, Ghana.