Osteopetrosis is also known as:: (A) Albers Schonberg disease, (B) Marble bone disease, (C) Fragilis generalisata, (D) All of the above
Answer is D. Osteopetrosis aka Marble bone disease, Albers-Schönberg disease, osteosclerosis fragilis generalisata.
Ref: Shafer's textbook of oral pathology 7th edition page 704