Parasitology

Parasitology Case: Identifying Helminth Eggs in Stool

A diagnostic parasitology exercise: identify the helminth species from a microphotograph of an egg in stool, considering migratory and intestinal phases of invasion.

Native stool smear: helminth egg for the parasitology exercise
Native stool smear: helminth egg for the parasitology exercise

🐍 Parasitology exercise. Can you identify the finding?

❗ Hint. The eggs are extremely resistant — they can survive in soil for up to 5 years.

⚕ Clinical picture Initial stage (migration):

  • fever, dry cough, eosinophilic infiltration of the lungs (Loeffler’s syndrome)

Intestinal stage:

  • abdominal pain, nausea, indigestion
  • weight loss, sensitization
  • possible complications: intestinal obstruction, appendicitis, jaundice (if migrating into the bile ducts)

🔎 THE CORRECT ANSWER TO THE EXERCISE will be available tomorrow, but only to subscribers of VK Donut Labformula