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Syndrome reference sheet
Generated 13 Oct 2026
Orthopedics · Orthopedics / Sports medicine

Patellofemoral pain syndrome

Also known as: Chondromalacia patellae; Runner's knee

Anterior knee pain from patellofemoral joint overload.

Medical specialty
Orthopedics
Subspecialty
Orthopedics / Sports medicine
Sex & age distribution
Male: affected; Female: affected, 2:1 female predominance; Children: yes, adolescents
Gene(s) involved
None recorded

Etiology & mechanism

Maltracking and muscle imbalance.

Gene(s) involved (0)

No gene recorded.

Symptoms & signs (5)

anterior knee paincrepitusgiving waypain after sittingpain with stairs
SyndromeScope — educational reference. Content is model-generated and not clinically verified; always confirm against OMIM, Orphanet and GeneReviews before clinical use.