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
Prosthetic replacement of femoral head is usually indicated for -a) Fresh intracapsular fracture head of femur in old patientsb) Fresh intracapsular fracture of femoral neck in a young adultc) Unreduced posterior dislocation of hipd) Untreated femoral neck fracture in a patient over 65 yearse) Pathological femoral neck fracture due to secondaries 
Select and explain. 
A. ab, B. bc, C. cd, D. de
D: de
Answer: D: de 
Explanation: For long standing fracture in 65 years old male, the treatment of choice is prosthetic replacement either hemireplacement or total replacement depending upon the presence or absence of pre-existing arthritis.
Treatment of choice for pathological fracture neck femur due to metastasis is prosthetic replacement.