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
Alvarado score is used for 
Select and explain. 
A. Acute cholecystitis, B. Acute appendicitis, C. Acute apncreatitis, D. Acute epidydimitis
B: Acute appendicitis
Answer: B: Acute appendicitis 
Explanation: Answer- B. Acute appendicitisScoring system for Acute Appendicitis: Alvarado Score:The diagnosis of appendicitis is based primarily on clinical history and physical examination assisted by blood counts. A number of clinical and laboratory based scoring systems have been devised to assist diagnosis.The most widely used scoring system is Alvarado score.