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: Pathology
Which of the following radiographic feature is not seen in hyperparathyroidism? 
Select and explain. 
A. Absence of lamina dura, B. Ground glass appearance of the bone, C. Small radiopacities around the teeth, D. None
C: Small radiopacities around the teeth
Answer: C: Small radiopacities around the teeth 
Explanation: Large and/or small sharply defined radiolucencies may be present in the maxilla and/or mandible.
Absence of the lamina dura and ‘ground-glass’ appearance of the bone.