This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Orthopaedics
Traumatic avascular necrosis occurs in which fracture -a) Neck femurb) Surgical neck humerusc) Talusd) Lunatee) Scaphoid 
Select and explain. 
A. acd, B. ad, C. bc, D. bde
A: acd
Answer: A: acd 
Explanation: Traumatic AVN is seen in fracture neck femur, fracture scaphoid waist, fracture falus neck and dislocation of hip