This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Musculoskeletal  disorders, Subject name: Pediatrics
A 3 year old child comes with complaint of limp diagnosis is 
Select and explain. 
A. Septic Arhritis, B. Slipped capital femoral epiphysis, C. Pehe's disease, D. DDH
A: Septic Arhritis
Answer: A: Septic Arhritis 
Explanation: .Septic ahritis, also known as jointinfection or infectious ahritis, is the invasion of a joint by an infectious agent resulting in joint inflammation. Symptoms typically include redness, heat and pain in a single jointassociated with a decreased ability to move the joint.