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: Dental
Calcinosis universalis occurs in – 
Select and explain. 
A. Ehlers Danlos syndrome, B. Christian Weber syndrome, C. Deimatomyositis, D. Scleroderma
C: Deimatomyositis
Answer: C: Deimatomyositis 
Explanation: Calcinosis universalis is the diffue deposition of calcium salts in the skin, subcutaneous tissue and sometimes in connective tissue. It occurs in Juvenile Dermatomyositis.