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: Surgery
Which one of the following feature is NOT associated with primary hyperparathyroidism 
Select and explain. 
A. Giant cell tumour, B. Sharply defined radiolucencies of maxilla and mandible, C. Partial loss of lamina dura, D. Hypercementosis
D: Hypercementosis
Answer: D: Hypercementosis 
Explanation: None