This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Injuries Around the Thigh & Knee, Subject name: Orthopaedics
Choose the wrong statement regarding chondromalacia patella _____: 
Select and explain. 
A. There is increasing osteoporosis of the patella, B. There is blistering in the patellar cartilage, C. It affects the medial facet of the patella, D. It is commonly associated with vastus medius tendinitis
A: There is increasing osteoporosis of the patella
Answer: A: There is increasing osteoporosis of the patella 
Explanation: Ans. A. There is increasing osteoporosis of the patella* Chondromalacia patella is defined as a blistering cystic change in the patellar cartilage usually affecting the medial facet of the patella. It is associated with vastus medius tendinitis.* The change is attributed to a decrease in sulfated mucopolysaccharide in the ground substance.