STAPH AUREUS AS THE MOST COMMON CAUSE OF OSTEOARTICULAR INFECTION IN DOST – 1 MAYO HOSPITAL, LAHORE

Abstract

Abstract Background: Infection of the bone or bone marrow simply means osteomyelitis. The classification is Chaudhry A.A. 1 Assistant Professor Dept of Orthopedic Surgery Amna Inayat Medical College, Lahore Rafiq A. 2 Assistant Professor, Department of Orthopedic Surgery Mohtarma Benazir Bhutto Shaheed Medical College Mirpur, AJK Raza J.H. 3 Assistant Professor, Department of Orthopedics Spine Surgery and Traumatology, KEMU / Mayo Hospital Lahore Gillani SFH 4 Resident Department of Orthopedic Surgery KEMU / Mayo Hospital, Lahore Malik A.L. 5 Assistant Professor of Orthopedic Surgery PGMI / Lahore General Hospital, Lahore Farqaleet S. 6 Associate Professor, Department of Physiology Amina Innayat Medical College, Lahore Sami A.L. 7 Head of Orthopedic Surgery, Children Hospital, Lahore Awais S.M. 8 Chairman, Department of Orthopedics, Spine Surgery and Traumatology, KEMU / Mayo Hospital, Lahore based on the type of bacteria, route, duration, and ana-tomical location of the involved area. Commonly it occurs due to exposure of the bone to the local infect-ion. It usually requires prolong treatment lasting from weeks to months and may requires surgical intervent-ion. Severe cases may lead to the loss of a limb. Objective: To determine the most common causative organism of osteoarticular infection in Department of Orthopaedics Surgery and Traumatology, Mayo Hos-pital, Lahore. Methodology: This longitudinal interventional study was conducted at DOST, Mayo Hospital Lahore for period of two years. Total 200 patients with osteoarti-cular infections were included. Informed consent and demographic detail was obtained. Patients were fol-lowed-up in OPD for 24 weeks post-operatively to assess the outcome of the procedure. Results: There were 180 (90%) males and 20 (10%) females. There were 39 (19.5%) patients who had upper limb infection, 147 (73.5%) patients with lower limb infections and 14 (7%) patients presented with septic arthritis of lower limb. Detailed clinical history of the patients shows that there were 186 (93%) pati-ents who had previous history of trauma while 14 (7%) did not report trauma. Final outcome was assessed through a scoring system by Jaberi FM. After assess-ment, it was revealed that Culture sensitivity was posi-tive in 188 (61.5%) patients at 1 st week, at 6 th week 123 (61.5%) patients had positive culture sensitivity and at 16 th week, 52 (26%) cases had positive culture sensitivity. Causative organism were also given in the table Staph Aureus was the organism which cause infection in 96% of the patients. Conclusion: Most cases are post-traumatic and Staph Aureus is the most common causative organism found. Chronic Osteomyelitis is prevalent than acute one. Key words: Osteoarticular infections, osteomyelitis, Staphylococcus aureus, Discharge, Pain, Swelling.