
Parasitology Case: Helminth Egg Identification in Stool
A clinical parasitology exercise: differential diagnosis of helminthiasis based on egg morphology in stool during a routine check-up of a cafeteria worker.
Topic

A clinical parasitology exercise: differential diagnosis of helminthiasis based on egg morphology in stool during a routine check-up of a cafeteria worker.

Accidental discovery of Demodex mites during microscopic examination of a skin scraping for pathogenic fungi. Morphology of the causative agent of demodicosis.

Explore the morphology of Hymenolepis nana eggs in stool samples using native preparations and Lugol's solution staining, with microscopy at 400x and 600x magnification.

A diagnostic challenge in stool microscopy: differentiate a suspicious object in a native glycerin preparation at 400x magnification.

Morphology and differential diagnosis of helminth eggs under microscopy: Toxocara, Trichuris, Hymenolepis nana, acanthocephalans, and other parasites in this atlas.

Microscopy of a stained gynecological smear: detection of Trichomonas vaginalis with flagella amidst abundant bacterial flora and leukocytes.

Microscopic view of intestinal protozoa in Lugol's solution: Giardia lamblia cyst and trophozoite, Blastocystis hominis, and Chilomastix mesnili trophozoite.

Detection of oral Trichomonas tenax in sputum: morphological criteria for differential species diagnosis and microscopy after staining.

Trichinella spiralis larvae in muscle tissue in trichinellosis: disease pathogenesis, invasion stages, clinical symptoms, and muscle complications.

A parasitology case: calcified capsules with spiral larvae found in the muscles of a deceased driver. Identify the helminthiasis and its impact on the car accident.

Microscopic diagnosis of demodicosis affecting skin and eyelashes. Morphological features of the Demodex mite in a native preparation under a light microscope.

Morphological features of trichomoniasis in a cervical canal smear (locus C). Microscopic examination of discharge with a pronounced leukocyte reaction.