This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
The Reynoldis pentad of fever, jaundice, right upper quadrant pain, septic shock and mental status change in typical of 
Select and explain. 
A. Cholangitis, B. Hepatitis, C. Cholecystitis, D. Pancreatitis
A: Cholangitis
Answer: A: Cholangitis 
Explanation: Reynold's pentad of acute obstructive cholangitis (suppurative cholangitis-5%)include persistent pain,persistent fever,persistent jaundice,shock(toxicity) & altered mental status.Here,biliary tree contains pus.It usually develop secondary to choledocholithiasis. Reference :SRB's manual of surgery,5th edition,page no:651.