| |
Blood | Stool |
| |
HIV ELISA, type 1 and 2 | Clostridium difficile toxin by PCR |
| |
HAV IgM | Routine bacterial culture for enteric pathogens (E. coli, Salmonella, Shigella, Yersinia, Campylobacter) |
| |
HBsAg, anti-HBc (both IgG and IgM), and anti-HBs |
Culture for Listeria monocytogenes and Vibrio (parahaemolyticus and cholerae) |
| |
HCV Ab | Cryptosporidium antigen |
| |
RPR | Acid-fast stain for Cyclospora and Isospora |
| |
Giardia antigen | |
| |
Ova and parasites | |
| |
Rotavirus via EIA | |
|