Definition of phlegm for English Language Learners. : 1  a thick, yellowish liquid that is produced in the nose and throat especially when a person has a cold. : 2  calmness in a difficult or unpleasant situation.
Kneecap (Patellar) Subluxation. A subluxing patella (kneecap) is a temporary, partial dislocation of the kneecap from its normal position in the groove in the end of the thigh bone (femur). This groove is located between two bumps at the end of the thigh bone called the femoral condyles.
CLINICAL FEATURES OF SUBLUXATION. History. The most important clinical features are giving way and a feeling of instability or pain. These clinical symptoms are associated with many patellofemoral disorders and are perÂ­haps most frequently mistaken for a torn medial meniscus.