P
Pes tendons
The pes tendons are the attached tendon of the sartorius, gracilis and semitendinosus muscles, which insert together on the upper tibia on the medial side of the knee.
PFPS
PFPS is an abbreviation of 'Patellofemoral pain syndrome'.
PFS
PFS is an abbreviation of 'patellofemoral syndrome'.
Physes
Physes are the growth plates of bones in children. Page updated May 2024 by Dr Sheila Strover (Clinical Editor)
Physical therapist
A physical therapist is a clinician specialising in rehabilitation.
Physiotherapist
Physiotherapy is a health care profession concerned rehabilitation; musculoskeletal physiotherapy (MSK) deals with human function and movement and maximising potential.
Physis
The physis is the growth plate near the end of bones, from which the new bone cells develop.
Pie-crusting
Pie-crusting is a surgical technique where tiny holes are deliberately poked into a ligament to allow it to stretch more than usual.
Pigmented villonodular synovitis
Pigmented villonodular synovitis (PVNS) is an unusual condition of the lining inside the knee joint, where the synovial cells are abnormally laden with a brown pigment.
Piriformis muscle
The piriformis is a muscle in the buttock.