This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Surgery
Serum amylase is NOT raised in 
Select and explain. 
A. Cholecystitis, B. Peptic ulcer perforation, C. Intestinal ischemia, D. Ruptured ovarian cyst
D: Ruptured ovarian cyst
Answer: D: Ruptured ovarian cyst 
Explanation: (D) Ruptured ovarian cyst > Appendicitis alone does not cause increased amylase. Perforated appendix, may be associated with increased amylase.> Abdominal disorders associated with increased amylase levels include> Biliary tract disease: Cholecystitis Choledocholithiasis> Intra-abdominal disease: Perforating or penetrating peptic ulcer Intestinal obstruction or infarction Ruptured ectopic pregnancy Peritonitis Aortic aneurysm Chronic liver disease Postoperative