Search and compare thousands of words and phrases in British Sign Language (BSL). The largest collection online.
How to sign: an inherited disorder characterized by an increase in bone density; in severe forms the bone marrow cavity may be obliterated
Similiar / Same: osteopetrosis, Albers-Schonberg disease
Categories: congenital disease, genetic abnormality, genetic defect, genetic disease, genetic disorder, hereditary condition, hereditary disease, inherited disease, inherited disorder