Loose bodies are free floating fragments of bone, cartilage, or collagen in the knee or any joint effected. The most common location is the knee. When these fragments get trapped between the articular cartilage surfaces of the knee bones (like the femur and tibia), they can cause symptoms such as:
Respiratory syncytial virus (RSV) is a very contagious, common viral respiratory infection. RSV testing helps diagnose the infection, primarily in infants, the elderly, and people with moderate to severe symptoms, weakened immune systems, and lung diseases.
Those at greatest risk for severe illness from RSV include. 1  Premature infants. 2  Very young infants, especially those 6 months and younger. 3  Children younger than 2 years old with chronic lung disease. 4  Children younger than 2 years old with chronic heart disease. 5  Children with weakened immune systems.