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 one of the following conditions is diagnosed by T99 Pertechnetate Scintigraphy? 
Select and explain. 
A. Pharyngeal diverticulum, B. Duodenal diverticulum, C. Meckel's diverticulum, D. Colonic diverticulum
C: Meckel's diverticulum
Answer: C: Meckel's diverticulum 
Explanation: None