30 year old male who is positive for HIV and on antiretroviral therapy has pain in right hip region. Flexion, abduction and external rotation deformity of right hip for 2 months. What is the most likely diagnosis?

Orthopaedics

30 year old male who is positive for HIV and on antiretroviral therapy has pain in right hip region. Flexion, abduction and external rotation deformity of right hip for 2 months. What is the most likely diagnosis?

What is the use of the given instrument:

Which fracture results in the given deformity?

Positive pivot shift test in knee is because of injury to -