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.
Medial Patella Luxation: It may occur in an inward (medial) direction, which is more common, or. an outward (lateral) direction. Patella luxation is a common condition in dogs, particularly small. breed dogs, and can result in pain, varying degrees of lameness and inevitably osteoarthritis within. the stifle joint.