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What is Van Buchem's syndrome is characterized by all except and explain in detail?
Ans. is 'b' i.e., Distoion of mandible Van Buchem's disease is a rare hereditary disorder of the skeletal system that is characterized by progressive osteosclerosis paicularly in the skull & mandible. Consequence of increased bone mass usually include facial distoions and compression of cranial nerves (which may lead to deafness & blindness).