First rib resection for thoracic outlet syndrome had been performed on 35 cases (29 patients) for 4 years (Jan. 1972-Dec. 1975).
In this report we analyzed the postoperative clinical status in 27 cases (22 patients) of these patients who were able to be followed up.
Synthetic evaluation are classified as excellent 11 cases (41%), good 9 (33), fair 5 (19) and poor 2 (7).
Subjective symptoms of upper limbs seem to improve more than that of scapular regions.
Improvement of vascular signs was observed highly in Adson's test and abduction-external rotation test.
