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
Blumensaat line is used to radiologically diagnose an anatomical condition called patella alta, It is 
Select and explain. 
A. Drawn through the superior pole of patella., B. The line joining the ASIS with the, centre of patella, C. Drawn through the roof of the intercondylar notch of femur, D. The line joining the greater trochanter and the centre of the patella
C: Drawn through the roof of the intercondylar notch of femur
Answer: C: Drawn through the roof of the intercondylar notch of femur 
Explanation: Blumensaat line is a line drawn through the roof of the intercondylar notch, the lower pole of the patella is supposed to touch this line if it is above this line then it is termed as patella alta and thus predisposed to lateral dislocation