Chondromalacia patella and patellofemoral pain syndrome (PFPS) are related knee conditions, but they describe different problems. Chondromalacia patella refers to softening or damage of the cartilage underneath the kneecap, while patellofemoral pain syndrome describes pain around or behind the kneecap, often during activities such as squatting, running, climbing stairs, or sitting with bent knees for extended periods. Understanding the difference between chondromalacia patell