Osteopetrosis Patient Information (Subscribe)  

Rare Diseases: Osteopetrosis (malignant infantile form) Alternative Names: MIOP Definition Malignant infantile osteopetrosis (MIOP) is a rare disease that results in a child having abnormal bones. This disease occurs because cells, called osteoclasts, do not function properly. In order to maintain healthy bones, a balance must be maintained between cells called osteoblasts, which... Expert

This site has been designed to provide information mostly for families affected by the severe form of the disease called Malignant infantile osteopetrosis. This is usually diagnosed very early in life. We also provide some information on other forms of the disease. Patient Provider

Osteopetrosis / marble bone disease, Albers-Schonberg disease / is an extremely rare inherited disorder whereby the bones harden, becoming denser. Normally, bone growth is a balance between osteoblasts (cells that create bone tissue) and osteoclasts (cells that destroy bone tissue). Sufferers of osteopetrosis have a deficiency of osteoclasts, meaning too much...

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