This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
Diagnosis of polio - 
Select and explain. 
A. Detection of polio virus in stool, B. Serology, C. Limb wasting, D. AFP
A: Detection of polio virus in stool
Answer: A: Detection of polio virus in stool 
Explanation: Ans. is 'a' i.e., Detection of polio virus in stool Lab diagnosis of polioo Virus isolation in tissue culture is the best method for specific diagnosis.o Specimens - Blood, CSF, Throat swab, Feceso Primary monkey kidney cultures are used,o Serodiagnosis is less often employed.