A. Administrative Job: Acting Chairman, department of Orthopaedic surgery, on number of occasions. Coordinator, Department Research Committee. B. Committee Membership: Coordinator of Postgraduate academic activities, since 1988-2002. Member, Infection control committee, 1992. Coordinator Undergraduate rotations and teaching, 1992. Coordinator, Saudi/Arab Board Residents in Orthopaedic Training Program. Member Research Committee, College of Medicine, University of Dammam.

1. Metabolic Bone Disease: Osteoporosis, Osteomalacia and Vitamin D Deficiency 2. Arthritis: Hips and Knee Arthroplasty. 3. Major Trauma 4. Orthopaedic Oncology. 5.Stem Cell Therapy for Avascular Necrosis of femur and Humerus and Osteoarthritis of Knee.