 |
Ova and Parasites |
| Test |
Ova and Parasites |
| Indication |
Establish the diagnosis of parasitic infestation
|
| Physiology |
Amebic cysts, Giardia cysts, and helminth eggs can be recovered from formed stools. Mushy or liquid stools often yield trophozoites.
|
| Normal Range |
No parasites seen
|
| Sample |
Fresh or preserved random stool or duodenal aspirate. If pinworm is suspected, a scotch Tape preparation should be submitted to the laboratory instead of stool.
|
| Test Method |
Wet mount and trichrome stain, Immunofluorescence, Counterimmunoelectrophoresis, Enzyme linked immunosorbent assay.
|
| Related Tests |
Ascariasis, Cryptosporidium procedure, Echinococcosis, Entamoeba histolytica, Enterovirus culture, Filariasis, Pinworm preparation, Rotavirus, Stool culture.
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