title: Separation of massive avascular osteocartilaginous fragment of femoral condyle following renal transplantation. Report of two cases.
mesh_terms: D000293:Adolescent; D005269:Femur / Q000098:blood supply*; D006801:Humans; D016030:Kidney Transplantation; D007717:Knee / Q000098:blood supply*; D007719:Knee Joint; D008297:Male; D009336:Necrosis / Q000209:etiology*; D010007:Osteochondritis / Q000209:etiology*; D011183:Postoperative Complications; D014184:Transplantation, Homologous / Q000009:adverse effects*