NCIt definition : A diamond-shaped depression located in the back of the knee joint.;
Alternative definition : CDISC: A diamond-shaped depression located in the back of the knee joint bounded by
the medial and lateral heads of the gastrocnemius muscle, the semimembranosus muscle,
and the biceps femoris.; UBERON: A depression on the ventral side of the femur, at the knee joint, between
the condyles.;