Micro GI parasites

Question 1

forms cysts of up to 4 nuclei

Answer 1

entaboeba histolytica or giardia

Question 2

entamoeba histolytica causes

Answer 2

amoebic dysentary

Question 3

sx of emobic dystentary

Answer 3

mucoid bloody diarrhea. Lower GI pain w nausea

Question 4

flask-like lesion

Answer 4

entaboeba histolytica

Question 5

can form extra-intestinal abcesses

Answer 5

entaboeba histolytica

Question 6

most common site of entaboeba histolytica abcesses

Answer 6

liver

Question 7

resivoir of entaboeba histolytica

Answer 7

asymptomatic carrier people

Question 8

dx of entaboeba histolytica

Answer 8

hx of contact with potentially contaminated food/water
ID of cysts or thophozites in stool
sigmoidoscopy

Question 9

treatment of entaboeba histolytica

Answer 9

metronidazole

Question 10

how to avoid protazoa while travelling

Answer 10

no fresh fruit/veg and bottled water

Question 11

enterobious causes

Answer 11

pinworm

Question 12

how pinworms enter the body

Answer 12

ingestion of the fertilzed ovum

Question 13

pinworms hatch in the…

Answer 13

SI

Question 14

location of pinworm eggs

Answer 14

perianal folds

Question 15

mode of autoinfection of pinworm

Answer 15

ova hatch in perianal folds and travel back into rectum and colon

Question 16

most common helminth infection in US

Answer 16

pinworm

Question 17

spread of pinworm

Answer 17

contact with ova-laden fomites or person to person contact

Question 18

sx of pinworm

Answer 18

itchi anus

cranky, tired kids

Question 19

risk of pinworm infection

Answer 19

scratching may lead to bacterial infection
vagina granulomas
bowel penetration and granulomas

Question 20

dx of pinworm

Answer 20

hx and contact with infected people

scotch tape test

Question 21

treatment of pinworm

Answer 21

pyrentel pamoate (all close contacts need to be treated)
serious cleaning and hygeine

Question 22

how ascaris gets into the person

Answer 22

injestion of fertilized ovum - usually unwashed veg

Question 23

where ascarias goes once hatched

Answer 23

penetrate mucosal gut, get into circulation, go to lungs, coughed up into pharynx, swollowed - travel to SI and mature. mate and eggs are deposited with stool

Question 24

common areas of ascaris

Answer 24

southern US

Question 25

can cause pneumonitis, and asthma-like sx in heavy infection

Answer 25

ascaris

Question 26

can cause bile blockage, gut perforation, and possible intestinal blockage

Answer 26

ascaris

Question 27

dx of ascaris

Answer 27

ova in stool

Question 28

DOC for ascaris

Answer 28

-azoles

Question 29

causes whipworm

Answer 29

tricuris tricuria

Question 30

how whipworm enters the body

Answer 30

ingestion of ova

Question 31

burrows into mucosa and leaves posterior exposed into lumen

Answer 31

whipworm

Question 32

lower abdominal pain, bloddy diarrhea,eosinophilia, possible recal prolapse

Answer 32

whipworm

Question 33

can cause rectal prolapse

Answer 33

whipworm

Question 34

can cause anemia in heavy infections

Answer 34

whipworm

Question 35

football shaped ova in stool

Answer 35

whipworm

Question 36

how hookwrom enters the body

Answer 36

larvae in soil enters feet

Question 37

travel of hookworm

Answer 37

larvae enter feet, migrate to lung, coughed up to trachea and swallowed - developed into maturity in SI

Question 38

necatror americanus

Answer 38

hookworm

Question 39

transmission from "night soil"

Answer 39

hookworm

Question 40

itchy feet, possible lung issues, GI issues, and anemia

Answer 40

hookworm

Question 41

can cause an asthma attack in repeated infections

Answer 41

hookworm

Question 42

can cause chronic anemia, emaciation, heart problems and possibly lethal

Answer 42

hookworm

Question 43

dx of hookworm

Answer 43

ID of ova in stool

Question 44

tear droped protozoa with flagella

Answer 44

giardia

Question 45

attaches to SI wall with suckers

Answer 45

giardia

Question 46

resiovoir of giardia

Answer 46

beaver and muskrat

Question 47

can be transmitted in day care centers

Answer 47

giardia

Question 48

mild to severe GI upset with fatty diarrhea

Answer 48

giardia

Question 49

zoonisis spread by animal resivirs in drinking eater

Answer 49

crypto

Question 50

problem in immunocompromised

Answer 50

crypto

Question 51

stains positive with acid fast stain

Answer 51

crypto

Question 52

strongylodies stercoralis causes

Answer 52

threadworm

Question 53

can enter the infect via direct development, autoinfection or free living

Answer 53

threadworm

Question 54

worm simiar to hookworm that is id'd by larvea in stool

Answer 54

threadworm

Question 55

infectino aquired by ingestion of undercooked fish

Answer 55

broadfish tapeworm

Question 56

diphyllobothrium latum

Answer 56

broadfish tapeworm

Question 57

larval stage mediated by free-floating crustatean

Answer 57

broadfish tapeworm

Question 58

resivoir for broadfish tapeworm

Answer 58

fish eating mammals

Question 59

can consume B12, leading to pernicous anemia

Answer 59

broadfish tapewrm

Question 60

doc for tapeworm

Answer 60

praziquantel

Question 61

animals that can transmitt tapeworm to humans by eating

Answer 61

fish, pork, beef

Question 62

taenia solium

Answer 62

cysticerosis

Question 63

can form cysts in muscle, brain, eye and lung

Answer 63

cysticoerosis

Question 64

way cysticoerosis is transmitted

Answer 64

eating infected raw fish

Question 65

sx occur greatest upon death of parasite

Answer 65

cysticoerosis