part of part of proximal epiphysis of femur anatomical line intertrochanteric line UBERON:0013634 The intertrochanteric line (or spiral line of the femur) is a line located on the anterior side of the proximal end of the femur that stretches between the lesser trochanter and the greater trochanter forming the base of the neck of the femur, roughly following the direction of the shaft of the femur. Wikipedia:Intertrochanteric_line FMA:74587