**Question:** Not true about fracture neck femur

A. Fractures in elderly patients are always due to minor trauma.
B. Fractures in children are always due to high-energy trauma.
C. Fractures in young adults are always due to high-energy trauma.
D. Fractures in the neck of the femur always occur due to high-energy trauma.

**Correct Answer:** D. Fractures in the neck of the femur always occur due to high-energy trauma.

**Core Concept:** Femoral neck fractures are a type of hip fracture that occurs in the region where the femur (thigh bone) meets the pelvis (acetabulum). These fractures are typically associated with high-energy trauma due to the force required to cause such a fracture.

**Why the Correct Answer is Right:** Fractures in the neck of the femur are high-energy injuries resulting from falls from significant heights (e.g., from a height), motor vehicle accidents, or other high-velocity trauma. The neck of the femur is a highly loaded area due to the biomechanics of the hip joint, making it more susceptible to fractures even with minor trauma in elderly individuals. However, in young adults and children, the fracture is usually due to high-energy trauma.

**Why Each Wrong Option is Incorrect:**

A. Fractures in elderly patients can indeed occur due to minor trauma, but the statement is misleading as most femoral neck fractures in elderly individuals result from high-energy trauma, not minor trauma.

B. Fractures in children are typically due to high-energy trauma, not exclusively due to minor trauma.

C. While young adults are less prone to minor trauma-induced fractures, the statement is inaccurate as femoral neck fractures in this population are mostly due to high-energy trauma, not exclusively due to high-energy trauma.

**Clinical Pearl:**

Understanding the etiology of femoral neck fractures is essential for healthcare professionals to make an accurate diagnosis and provide appropriate treatment options for patients with suspected hip fractures. In cases where patients present with hip pain and limited mobility, it is crucial to rule out femoral neck fractures promptly and appropriately manage these injuries to prevent complications like avascular necrosis, post-traumatic arthritis, or neurovascular compromise.