
Parasitology Exercise: Identify the Ectoparasite Species
Parasitology test: identify the ectoparasite species from a macrophotograph of a female and operculated eggs on a hair. Clinical laboratory diagnostics.
Topic

Parasitology test: identify the ectoparasite species from a macrophotograph of a female and operculated eggs on a hair. Clinical laboratory diagnostics.

Morphological features of Macracanthorhynchus hirudinaceus eggs: size 90–105 × 46–54 µm, multilayered shell structure, and acanthor larva.

A clinical case of detecting Trichomonas vaginalis and massive leukocytosis in a genital tract smear from a pregnant patient at 38 weeks.

Microscopic examination of an ear canal scrape reveals the parasitic mite Otodectes cynotis, the causative agent of otodectosis in carnivorous animals.

A case of an adult female Enterobius vermicularis with eggs found during stool microscopy in a child. Morphological features of the pinworm.

Detection of Acanthamoeba cysts in corneal scrapes in amoebic keratitis. Features of microscopy with Gram, Romanowsky-Giemsa, and native preparations.

Microscopic diagnosis of amebiasis: morphology of Entamoeba histolytica trophozoites in a stained stool smear with mucus, pus, and blood.

Morphological features of pinworm (Enterobius vermicularis) eggs in a wet mount stained with iodine. Microscopic diagnosis of enterobiasis.

Microscopic appearance of Trichomonas vaginalis in a stained male flora smear: leukocyte reaction, epithelial cells, and PCR confirmation.

Microscopy of strawberry trichomes at ×10 magnification: morphological features of plant hairs and differential diagnosis with nematode larvae.

A clinical parasitology case: identifying an intracellular parasite in a Giemsa-stained peritoneal fluid smear. Test your knowledge.

Explore the morphological features of Trichuris trichiura (whipworm) and its eggs under microscopy. Learn about characteristic signs of the male nematode, its localization, and infection route.