acromegalia

enlargement of bones of hands and feet and face; often accompanied by headache and muscle pain and emotional disturbances; caused by overproduction of growth hormone by the anterior pituitary gland (due to a tumor)

手足や顔面の骨の肥大；頭痛、筋肉痛、情緒障害を伴うことが多い；（腫瘍による）下垂体前葉の成長ホルモンの過剰産生によって引き起こされる