CHORUS

Collaborative Hypertext of Radiology

Musculoskeletal system

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acromegaly

• osseous enlargement (phalangeal tufts, vertebrae)
• flared ends of long bones
• cystic changes in carpals, femoral trochanters
• osteoporosis

• spade-like hand
• prognathism (elongation of mandible) in few cases
• sellar enlargement and erosion
• enlarged paranasal sinuses (esp. frontal): 75%
• calvarial hyperostosis (esp. inner table)
• enlarged occipital protuberance
• vertebrae: posterior scalloping (30%), anterior new bone, loss of disc space

• heel pad > 25 mm
• premature osteoarthritis (commonly knees)

Related CHORUS documents: posterior vertebral scalloping somatotrophic adenoma heel pad increased skull thickness pituitary adenoma Marfan syndrome

Copyright © 2013, Charles E. Kahn, Jr.