Fig. 1From: Hoffa’s fat pad abnormalities, knee pain and magnetic resonance imaging in daily practiceAnatomy of the HFP. The HFP (Hoffa fp) is limited anteriorly by the patellar tendon (Pat ten) and the joint capsule, superiorly by the inferior pole of the patella (Pat) (a), inferiorly by the proximal tibia (Tib) and the deep infrapatellar bursa (asterisk), and posteriorly by the synovium (arrows) and femur (Fem). It is attached directly to the anterior horns of the menisci (Med men, Lat men) (b). Normal vascular supply consists of two vertical arteries, posterior and parallel to the lateral edges of the patellar tendon (c)Back to article page