Parasitology-Pearls

Question 1

Dual infections involving parasites:

-Ascaris lumbricoides

Answer 1

Trichuris trichiura

Question 2

Dual infections involving parasites:

-Enterobius vermicularis

Answer 2

Dientamoeba fragilis

Question 3

Dual infections involving parasites:

-Babesia (2)

Answer 3

• Lyme disease (B. borgdorferi)

- Analplasma phagocytophilum

Question 4

Dual infections involving parasites:

-Strongyloides stercoralis hyperinfection (2)

Answer 4

• HTLV-1

- Lepromatous leprosy

Question 5

Parasitic infections capable of person-to-person spread? (2)

Answer 5

• Enterobius vermicularis

- Hymenolepsis nana

Question 6

Dual infections involving parasites:

-Trichuris trichiura

Answer 6

Ascaris lumbricoides

Question 7

Dual infections involving parasites:

-Dientamoeba fragilis

Answer 7

Enterobius vermicularis

Question 8

Parasitic infections in immunodeficient patients - T-cell (cellular) immunodeficiency:

• More common (5)
• More severe (1)

Answer 8

• Toxoplasmosis
• Cryptosporidium
• Cystoisopora
• Cyclospora
• Microsporidia

*Strongyloides more severe

Question 9

Parasitic infections in immunodeficient patients:

-B-cell (humoral) immunodeficiency (1)

Answer 9

Giardia (more common)

Question 10

Parasitic infections in immunodeficient patients:

-Splenectomy

Answer 10

Babesia (more severe)