This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Line joining ant. sup iliac spine to ischial tuberosity and passes a greater trochanter 
Select and explain. 
A. Nelaton's line, B. Showmakers line, C. Cniene's line, D. Perkins line
A: Nelaton's line
Answer: A: Nelaton's line 
Explanation: A i.e. Nelton's line Measurment of Supratrochanteric Shoening Shoening of limb length produced above the level of trochanter (due to femoral head, neck and hip joint lesions) is known as supratrochanteric shoening. And it is measured by follwing tests.