12 year old boy presents with progressive swellings at upper end of tibia – irregular, local temperature raised, invariable consistency and ill defined margins most probable diagnosis is

Orthopaedics

12 year old boy presents with progressive swellings at upper end of tibia – irregular, local temperature raised, invariable consistency and ill defined margins most probable diagnosis 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 -