Evelyn Thomas is currently an Orthopaedic Surgery PGY-1 Resident at Kettering Health Dayton in Dayton, OH. Prior to residency, she assisted the orthopaedic surgery department at Children's Hospital of Orange County, Orange, CA with multiple studies ranging from neuromuscular impairments to sports injuries. "Grading Prone Knee Flexion During the Physical Examination of the Adolescent Knee" introduces a grading system that can be used to describe a cause of the common patellofemoral pain syndrome in adolescents