title: Meniscal pneumatocele. A case report of spontaneous, persistent intra-articular and juxta-articular gas.
mesh_terms: D000328:Adult; D004322:Drainage; D005740:Gases; D006801:Humans; D007718:Knee Injuries / Q000000981:diagnostic imaging*; D007719:Knee Joint; D008297:Male; D010003:Osteoarthritis / Q000150:complications; D011859:Radiography
chemical_list: D005740:Gases