title: Abdominal wall ectopic bone formation with previous abdominal surgery.
mesh_terms: D000005:Abdomen / Q000601:surgery*; D000009:Abdominal Muscles; D000328:Adult; D002921:Cicatrix / Q000150:complications; D006801:Humans; D008297:Male; D009999:Ossification, Heterotopic / Q000209:etiology* / Q000601:surgery; D011183:Postoperative Complications