Assistant professor of orthopedic surgery, Al-Azhar University, Cairo. Hand, tumors and Microsurgery consultant, Fellow of Kaplan institute, Barcelona, Spain. Fellow of klinik fur Handchirurgie Bad Neustadt, Germany Fellow of Dr Pinal Asociados. Santander, Spain. Fellow of Heinz Burger, facharz Fur Unfallchirurgie, Klagenfurt, Austria. Fellow of NENS hospital, Barcelona, Spain. Fellow of international visiting clinical fellowship of American society of hand surgery,USA.