Common symptoms of GISTs included digestive tract hemorrhage in 36 cases (28.3%),abdominal pain in 27 cases (21.3%) and abdominal mass in 24 cases (18.9%). Other GIMT cases except GISTs had no first symptom of digestive tract hemorrhage.

• GIST常见的临床首发症状依次为消化道出血36例(28.；3%25)、腹痛27例(21