A patient with pain in back. Lab investigation shows elevated ESR. X-ray skull shows multiple punched out lytic lesions. Most imp. Investigation to be done is –

Orthopaedics

A patient with pain in back. Lab investigation shows elevated ESR. X-ray skull shows multiple punched out lytic lesions. Most imp. Investigation to be done 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 -