This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Which of the following is an ohopedic emergency? 
Select and explain. 
A. Intraaicular fracture, B. Septic ahritis, C. Fracture lateral condyle humerus, D. Fracture neck femur
B: Septic ahritis
Answer: B: Septic ahritis 
Explanation: Ans. is 'b' i.e., Septic ahritis Timing of surgery Fracture surgery can be divided into emergency, urgency or elective. Emergency Emergency surgery is immediate for life and limb threatening problems. Examples are : - Fracture or dislocation with vascular injury. Fractures with compament syndrome Irreducible dislocation or fracture dislocation of major joint. Compound (open) fractures Septic ahritis Spinal injuries with deteriorating neurological deficity. Urgency Urgent surgery is the surgery, which should be done early (within 12-36 hours), but after arranging proper surgical facilities, Impoant examples are : - Intra-aicular fractures Fracture neck femur Fracture lateral condyle humerus in children. Displaced supracondylar fracture humerus in children. Elective Elective surgery is planned properly and can be done even after some delay (3-4 days to 3-4 weeks). Most of the surgeries in ohopaedics are elective. Example are : - Closed fracture long bone IT fracture Most of the ohroscopic procedures Ahroplasty