This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Osteochondritis and Avascular Necrosis, Subject name: Orthopaedics
Bakers cyst is a type of: 
Select and explain. 
A. Pulsion diveiculum of knee joint, B. Retention cyst, C. Bursitis, D. Benign tumor
A: Pulsion diveiculum of knee joint
Answer: A: Pulsion diveiculum of knee joint 
Explanation: Baker's cyst:- It is a pulsion diveiculum of knee joint.- It usually found in the posterior aspect of the knee joint.- It is associated with medial meniscal injury.