May Cause

Premature laryngeal cartilage calcification

Premature tracheobronchial cartilage calcification

Skin calcification

May Be Caused by

Acromegaly

Glomerular failure

Hyperostosis-hyperphosphatemia syndrome

Hypervitaminosis D

Hypoparathyroidism

Melnick-Needles osteodysplasty

Osteopetrosis

Pseudohypoparathyroidism

Secondary hyperparathyroidism

Transient hyperphosphatemia of infancy

Tumoral calcinosis