45-year-old female has history of slip in bathroom complaints of pain right hip, tenderness in scarpas triangle and normal X-ray. Next investigation is:

Orthopaedics

45-year-old female has history of slip in bathroom complaints of pain right hip, tenderness in scarpas triangle and normal X-ray. Next investigation is:

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 -