Lec 3 Intestinal Nematodes

Question 1

ascaris life span

Answer 1

1yr

Question 2

trichuris life span

Answer 2

?1 yr

Question 3

necator life span

Answer 3

8-16yrs

Question 4

ancylostoma life span

Answer 4

up to 5 yrs

Question 5

male ascaris has

Answer 5

incurved tails

Question 6

stage of ascaris normally passed out in stool

Answer 6

fertilized egg

Question 7

thinner chitin and albumin coat in ascaris

Answer 7

unfertilized egg

Question 8

daily ovum output of sacaris

Answer 8

200k/day

Question 9

incubation of ascaris

Answer 9

2-3mos

Question 10

s/s due to ascaris larva

Answer 10

penumonitis
IgE
loeffler’s syndrome

Question 11

moderate ascaris inf causes

Answer 11

lactose malabsorption

Question 12

heavy ascaris infection causes

Answer 12

bowel obs

eosinophilia

Question 13

tx of ascaris

Answer 13

alben
meben
pyrantel pamoate
sx for obstruction of oddi and biliary tree

Question 14

deworming for ascaris advised every

Answer 14

6mos

Question 15

hookworms include

Answer 15

necator (new world)

ancylostoma (old world)

Question 16

adult male hookworms has what

Answer 16

copulatory bursa

Question 17

necator/ancylostoma: which adult is bigger

Answer 17

ancylostoma

Question 18

IS of hookworms

Answer 18

filariform larva

Question 19

DS of hookworm

Answer 19

eggs

Question 20

adult hookworms found where

Answer 20

small int

Question 21

what stage of hookworms are found in soil/old feces

Answer 21

rhabditiform

Question 22

incubation of hookwork

Answer 22

7-8wks

Question 23

clinical manifestation of larval migration of hookworm

Answer 23

dermatitis
cutaneous larva migrams
pneumonitis

Question 24

adult hookworms in intestines causes

Answer 24

epi pain
micro anemia
HI bleeding
hypoalbu

Question 25

necator sucks how many

Answer 25

.05ml/day

Question 26

ancylostoma can suck how many

Answer 26

.2ml/day

Question 27

which hoowkorms produce serpigionous tunnels and sec. bacterial inf, creepeign eruption

Answer 27

A. braziliense and A. caninum

Question 28

dx of hookworm

Answer 28

direct fecal smear brine flotation harda mori (culture)

Question 29

tx fior hookworms

Answer 29

alben | meben

Question 30

what strongy stage penetrates skin

Answer 30

larva

Question 31

larva of strongy enter bloodstream and reaches

Answer 31

lungs

Question 32

what strongy stage are passed out in stool

Answer 32

larva

Question 33

how ung autoinfection sa strongy

Answer 33

larva develops in colon and reaches lungs again

Question 34

clinical features of strongy

Answer 34

pnumonitis diarrhea malabsorption sec. bacteremia/septicemia

Question 35

dissemination strongy can go to

Answer 35

GIT lungs visceral organs and CNS

Question 36

dx of strongy inf

Answer 36

microscopic feces | string test

Question 37

tx for strongy

Answer 37

ivermectin | alben

Question 38

visceral larva migrans include

Answer 38

toxocari canis cati | gnathostoma spinegerum

Question 39

how infection sa toxocara

Answer 39

ingestion of egg hatch in small int penetrate wall into bloodstream > eyes cns liver

Question 40

saan hatch ang larva ng toxocara

Answer 40

small int

Question 41

clinical dse of toxocara

Answer 41

fever loss of visual acuity blindness learning disabilities

Question 42

dx of toxocra inf

Answer 42

sero (elisa-based)

Question 43

tx of toxocara inf

Answer 43

meben | steroids

Question 44

paratenic host of gnathostoma spinigerum

Answer 44

birds and snakes

Question 45

IH of gnathostoma

Answer 45

copepods frogs snakes birds

Question 46

larval worms of gnathostoma has

Answer 46

numerous spines on the head and body

Question 47

saana ng adult worms ng gnathostoma

Answer 47

cats and dogs

Question 48

IS of gnathostoma

Answer 48

larva

Question 49

patho of gnathostoma inf

Answer 49

eosinophilic myeloencephalitis with eosinophilic pleocytosis

Question 50

tx for gnathostoma

Answer 50

surgical | alben

Question 51

gastric anisakiasis are from

Answer 51

sushi sahimi

Question 52

intestinal anisakiasis are from

Answer 52

pickled herring

Question 53

DS of anisakis

Answer 53

gastroscopy (kita mo larva)

Question 54

IS of anisakis

Answer 54

larva

Question 55

preventions against anisakis

Answer 55

freeze fish smoke fish (salting and marinating not effective)