Table 1.

Differential Diagnosis for Calcinosis Cutis

Autoimmune Connective Tissue Disorders
	Dermatomyositis
	Systemic Scleroderma
	Limited Scleroderma, CREST syndrome
	Systemic Lupus Erythematosus
	Lupus Panniculitis
	Mixed Connective Tissue Disease
	Overlap Connective Tissue Disease
	Sjogren’s Syndrome
	Rheumatoid Arthritis
	Polymyositis
Pancreatic Panniculitis
Porphyria Cutanea Tarda
Inherited Disorders	Familial Tumoral Calcinosis/Hyperostosis-Hyperphosphatemia Syndrome
	Ehlers-Danlos Syndrome
	Pseudoxanthoma Elasticum
	Werner Syndrome
	Fibrodysplasia Ossificans Progressiva
Hypercalcemia	Chronic Renal Disease
	Hypervitaminosis
	Hyperparathyroidism
	Milk alkali syndrome
	Post-Liver Transplant
Neoplastic	Basal Cell Carcinoma
	Pilomatricoma
	Trichilemmal cyst
Iatrogenic	Vaccination, Venipuncture
	Calcium infusion
Trauma Idiopathic	Myositis ossificans circumscripta