Whipworm infection laboratory findings
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Laboratory Findings
- There are no specific laboratory findings associated with whip worm infection.
- Chronic blood loss may demonstrate a iron deficiency anemia picture on peripheral smear examination with microcytic and hypochromic anemia.
The laboratory diagnosis of whip worm infection is done by demonstration of eggs on stool examination.
- Stool Examination - Microscopy : A stool examination for ova and parasites reveals the presence of whipworm eggs.
- Trichuris trichiura egg (wet preparation). The diagnostic characteristics are:
- A typical barrel shape
- Two polar plugs, that are unstained
- Size: 50 to 54 µm by 22 to 23 µm
- Trichuris trichiura egg (wet preparation). The diagnostic characteristics are:
The external layer of the shell of the egg is yellow-brown (in contrast to the clear polar plugs).
Atypical Trichuris sp. egg.
