**Question:** Injury to head of fibula may involve following except:

A. Femoral Head
B. Ankle Joint
C. Tibial Shaft
D. Patella

**Core Concept:** Injuries to the lower limb bones, particularly the fibula, can occur due to trauma or other causes. The head of the fibula is a small, rounded bony projection located on the lateral side of the lower leg, just above the ankle joint.

**Why the Correct Answer is Right:** The correct answer, D. Patella, is not involved in injuries to the head of the fibula because the patella is a sesamoid bone located within the quadriceps tendon, specifically within the vastus lateralis muscle, and is not directly related to the fibula or the lower leg.

**Why Each Wrong Option is Incorrect:**

A. Femoral Head (correct answer): Femoral head injuries are related to the hip joint, not the fibula or lower leg. Injuries to the femoral head are typically caused by direct impact to the hip, rather than injuries to the fibula.

B. Ankle Joint: Injuries to the ankle joint are related to the talus bone rather than the fibula. The ankle joint is primarily composed of the talus and the tibia, not the fibula.

C. Tibial Shaft: Injuries to the tibial shaft occur at the long bone located in the leg, which is different from the head of the fibula. Trauma to the tibial shaft is a separate entity and not associated with fibular injuries.

**Clinical Pearl:** Injuries to the head of the fibula are typically caused by direct trauma to the lateral aspect of the lower leg, leading to pain, swelling, and functional limitations. Recognizing the correct anatomy and understanding the relationship between bones and joints is essential for accurate diagnosis and treatment planning.