This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skeletal System, Subject name: Radiology
Antenatal detection of bone fractures on USG suggests? 
Select and explain. 
A. Achondroplasia, B. Marfan's syndrome, C. Osteogenesis imperfecta, D. Chondrodysplasia punctata
C: Osteogenesis imperfecta
Answer: C: Osteogenesis imperfecta 
Explanation: Ans CUltrasound findings of osteogenesis imperfecta include a marked shortening of the long bones, multiple bone fractures and lack of mineralization of the skull.