Abstract
Case 1.
Age: 40. Sex: Female. The patient complained of pain in the left shoulder and radiating pain to the left upper arm for two months before admission. Chest x-ray showed an expanding lesion of the left 1st rib. Resection was carried out July 24-1969. The resection specimen microscopically revealed at fibrous dysplasia of bone.
Case 2.
Age: 59. Sex: Male. The patient first noticed pain in the left shoulder on December 1968, and the pain gradually increased in intensity, radiating to the left upper arm. He was admitted to Nagasaki Atomic Bomb Hospital June 25-1969. Chest x-ray showed an osteolytic lesion of the left 1st rib. Surgical resection of the tumor was carried out July 10-1969. Section of the tumor mass revealed metastatic adenocarcinoma.
