Avascular necrosis

The Xray here shows – Avascular necrosis of the femoral head with segmental collapse. Osteonecrosis (avascular necrosis/aseptic necrosis) occurs within the bone following loss of osseous blood supply. All cells within the area of affected bone die away; initially the organic and inorganic matrix are unaffected. It commonly affects patients in the third, fourth, or fifth decades […]

Tennis for PG Entrance Exam

#MedEd #Sync #Tennis in #Examinations #PathologyBytes • Tennis racket appearance is seen on Electron microscopy and they are Birbeck granules within Langerhans cells cytoplasm in Langerhans cell histiocytosis. • Tennis racket cells are seen on Light microscopy and are found in Sarcoma Botryoides. #OrthopaedicsBytes • Tennis Leg – Rupture of Medial Head of Gastrocnemius • […]