graduated from faculty of medicine Ein Shams university1981.Master degree of internal medicine Ein Shams univetsity 1987.Membetship of the Royal colleges of physicians(Einbourgh-London-Glsgo)2003.worked in Imbaba hospital of infectious diseases as resident and specialist .worked in Arab contractor Medical center as specialist and consultant of internal medicine and infectious diseases.worked in Saudi Arabia,Bahrain,England and Scotland.Member of the international society of infectious diseaes.