This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Radiology
X-ray changes in acromegaly are all except: 
Select and explain. 
A. Lengthened terminal phalanx, B. Widened joint spaces, C. Obtuse angle of mandible and lengthening of mandible, D. Premature osteoahritis
A: Lengthened terminal phalanx
Answer: A: Lengthened terminal phalanx 
Explanation: Ans. Lengthened terminal phalanx