Stephen M. Arpadi, M D, M.S

Stephen M. Arpadi, M D, M.S Sergievsky Center 630 W 168th St New York, NY 10032 Telephone: 212-523-3847 Fax: 212-305-2384 Email: sma2@columbia.edu

Stephen M. Arpadi, M D, M.S is Associate Professor of Clinical Pediatrics and Clinical Epidemiology at the Gertrude H. Sergievsky Center

Biographical Sketch

Dr. Arpadi received a BA in Biology from Antioch College, Yellow Springs, Ohio (1975) an MD from George Washington University (1982) and a MS in Epidemiology from the Mailman School of Public Health (1991). He was a Post-Doctoral Research Fellowship at the HIV Center for Clinical and Behavioral Studies, Mailman School of Public Health, Columbia University and the NYS Psychiatric Institute (1990-91).

Research Summary

Dr. Arpadi's research interests are in the area of pediatric HIV infection. He has conducted studies on antiretroviral medication and has a particular interest in growth, nutrition and metabolic abnormalities in HIV infected children and adolescents. He was a member of the WHO Technical Advisory Group on HIV and NutritionHe is the Principal Investigator of an NIH-funded study of the "Effects of Vitamin D and Calcium on Bone in HIV-infected Children and Adolescents". He is a co-investigator the "Health and psycho- social need: children with developmental disorder in a time of AIDS" an international collaborative population based study supported by NIH of prevalence and risk and protective factors for childhood developmental disabilities in rural South African communities with high HIV prevalence. He is also collaborating on several studies that are being undertaken in sub-saharan Africa evaluating nutritionally based methods, such as macronutrient and animal source foods for optimizing growth and response to antiretroviral treatments in malnourished HIV infected children. He and colleagues recently received funding from the International Atomic Energy Agency for a project entitled "Validation of bioimpedance against isotope methods for determination of body composition in HIV-infected children" which is being conducted in order to develop simple and accurate methods of estimating body composition in clinical and field studies.