Parasitology: Nematodes

Question 1

MC and largest nematode

Answer 1

Ascaris lumbricoides

Question 2

microcytic anemia + (+) cutting plates

Answer 2

Necator americanus

Question 3

microcytic anemia + (+) teeth

Answer 3

Acyclostoma duodenale

Question 4

D shaped eggs

Answer 4

Enterobius

Question 5

peanut shaped eggs + flattened bipolar plugs

only helminth with migratory bird in its cycle

Answer 5

Capillaria phiilippinensis

Question 6

football shaped eggs + bipolar plugs

coconut cake rectum appearance

Answer 6

Trichuris trichiura

Question 7

only helminth that cannot be controlled through sanitary disposal of human feces

MC STH in developed countries

Answer 7

Enterobius

Question 8

hanging groin deformity + lizard skin + blindness

Answer 8

Onchocerca volvulus

Question 9

worm crawls out of conjunctiva

Answer 9

Loa Loa

Question 10

serpiginous tract along the feet from walking barefoot + microcytic hypochromic anemia

Answer 10

Anyclostoma caninum

Question 11

serpiginous tract along the buttocks, perineum, thigh + paradoxical asthma + hyperinfection

only helminth that causes greater pathology in AIDS patients

Answer 11

Strongyloides stercoralis

Question 12

myalgia + periorbital edema + myocarditis

Answer 12

Trichinella spiralis

Question 13

mimics appendicitis + tingling throat

Answer 13

Anisakis simplex

Question 14

MC parasitic cause of meningitis

Answer 14

Angiostrongylus