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What is Marble bone disease is and explain in detail?
(Osteopetrosis): (307- Malushwari 4th edition)OSTEOPETROSIS (Marble bones, Alber's - Schonberg disease)* Characterised by dense but brittle bones* Autosomal dominant disorderCP-* Pathological fractures* Cranial nerve compression]---Due to bone encroachment on foramena* Jaw osteomyelitis (After tooth extraction)* Anemia* X-ray shows - Increased density of the all the all the bones* Cortices are widened leaving narrow medullary canal Sclerotic vertebral end plates producing a striped appearance (rugger Jersey spine)* Skull is thickened and the base densely sclerotic