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.
A luxating patella can be caused when the ligaments inside the knee are damaged. The patella, also known as the kneecap, is a rounded triangular bone that connects the upper leg to the lower leg.A patellar brace. Some people choose a compression bandage to support the knee while applying RICE to a luxating patella. luxating patella can be caused when the ligaments inside the knee are damaged. The patella, also known as the kneecap, is a rounded triangular bone that connects the upper leg to the lower leg. A patellar brace.