He is the third son of former Nepalese Prime Minister B.P. Koirala.
Research
1. Thesis: Lipoprotein Profile in Hypertensive Retinopathy - 1985 2. Investigator: Epidemiology and Microbiology of Corneal Suppuration in 3. Investigator: Corneal Surface Injury and Role of Early Prophylactic Antibiotic Therapy.. 4. Principal Investigator: Efficacy of Antibiotic Prophylaxis for Ocular Surface Trauma Instituted Through Existing Primary Units of Health Care System of - 1996. 5. Principal Investigator:South Asian Cataract Management Study 1997. 6. Examiner: Fellow of Royal and Surgeon, Pakistan
Publication
1. Effect of applying intraocular pressure reducer before cataract surgery: M.P. Upadhyay, P.C. Karmacharya, S. R. Shrestha, S. Koirala, J. Inst. Med., P. 277-282, 1986. 2. Von 's disease : Case report: P.C. Karmacharya, S. Koirala, M.P. Upadhyay J. Inst. Med. P. 113 3. Xeroderma pigmentosa: Report of Case P.C. Karmacharya, S. Koirala, M.P. Upadhyay, J. Inst. Med. P 321-326, 1987. 4. Microbial flora of conjunctiva of live newborn Nepalese Baby: P.C. Karmacharya, M.P Upadhyay,, B.M. Pokhrel, S.R. Rai, Nepas Journal, 1988, 7, 63-69. 5. Epidemiologic Characteristics, Predisposing Factors, and Etiologic Diagnosis of Corneal Ulceration in Nepal M.P. Upadhyay, P.C. Karmacharya, S. Koirala, N.R. Tuladhar, L.E. Bryan, G. Smolin, J.P. Whithcer: American Journal of Ophthalmology 111:92-99, January 1991. 6. Vogt Koyanagi Harada Syndrome: Case Report D.N. Shah, P.C. Karmacharya, S. Koirala and M.P. Upadhyay, JNMA, Vol. 30, No. 102, Apr-Jan 1992 p 120-124. 7. Knowledge Attitude and Practice Towards Eye disease: Finding of a Survey in Rural Bhaktapur. Paudyal G. Shah D.N., Koirala S. and Upadhyay M.P. Journal of Institute of Medicine, Kathmandu, 14:277, 1992. 8. Knowledge Attitude and Practice of Ophthalmology: Finding of Survey of Primary Health Care workers. Shrestha JK, Karmacharya P.C., Shah D.N., Koirala S., Bajracharya H.B., and Upadhyay M.P. Journal of,. 14:237, 1993. 9. The South Asian Cataract Management Study - The first 662 cataract surgeries: a preliminary report. Snellingen T., S. Gupta, F Huq, J.K. Shrestha, R. Husain, S. Koirala, G.N. Rao et al. British Journal of Ophthalmology, November 1995, Vol. 79, No. 11, p 1020-1035. 10. Retinal diseases at TU Teaching Hospital. J.K. Shrestha, S. Koirala, OK Malla, S. Miller. Journal of the 1997, 19:13-17. 11. Burden of ocular trauma in : E. Pradhan, S. Shakya, S. Koirala, M.P. Upadhyay, PCD Karmacharya. Journal of Society of Surgeons of, Aug. 2000, P.6-11. 12. Ocular morbidity in school children in. B.P. Nepal,, S. Adhikary, A.K. Sharma. British Journal of Ophthalmology 2003; 87:531-534. 13. Pseudoexfoliation syndrome in. A hospital-based retrospective study. S. Shakya, S. Koirala, PCD Karmacharya. POacific Journal of Ophthalmology Vol. 16, No. 1, Jan, 2004; p 13-16.