helminths micro justus Flashcards

1
Q

name all intersinal nematodes.

A
  1. enterobius vermicularis (pinworm)
  2. ascaris lumbricoides
  3. nectaror americanus (hook worm)
  4. stronggyloides steroralis (thread worm)
  5. trichinella spinali
  6. trichuris trichiura (whipworm)
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2
Q

transmission of Enterobius vermicularis?

A

eggs in faces (fecal oral)

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3
Q

disease of enterobius vermicularis?

A

asymotmatic
perianal itching
inflammation around anus

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4
Q

diagnosis of enterobius vermicularis?

A

tape over asshole

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5
Q

what is the most common infection of helminths world wide?

A

Ascaris lumbricoides

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6
Q

transmission of ascaris lumbricoides?

A

egg ingestion, travel through blood to lung, coughed uo and swollen into GI.
(up and down hehe)

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7
Q

disease caused by ascaris lumbriocides?

A

pneumotitis

bileduct, liver damage

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8
Q

ancylostoma ssp:

A
  1. a. duodenale

2. a brazilliense

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9
Q

transmission of Ancylostoma ssp

A

skin penetration
Tavel vie blood to lung
lung coughed up and swallowed back to GI

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10
Q

diseases caused by acylostoma ssp

A

iron deficiency anemia (bc of worm eating blood)

intense skin itching

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11
Q

transmssion og strongyloides stercoralis?

A

skin penetration of lave
blood– lung– gi
Auto infection

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12
Q

disease caused by Strongyloides sterocralis?

A

strongyloidiasis

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13
Q

what is strongyloidiasis?

A

early stage: pneumotitis

late stage: malabsorption and bloody diahrrea

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14
Q

how to diagnose strnongyloides sterocarlis?

A

larva are in stool.

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15
Q

transmission of trichinella spirals?

A

eating undercooked pork

larva are in muscle

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16
Q

disease of trciuhnella spirals?

A

trichinosis

17
Q

what is trichinosis?

A

muscle pain (due to larva deposition)
fever
vomitting
periorbital edema

18
Q

transmission of trichuris trichura?

A

ingestion of eggs

hatch in small intestine, go to cecum

19
Q

disease caused by trichuis trichura?

A

appendicitis
rectal prolapse
whipworm cecum

20
Q

diagnosis of truchuris truchura?

A

eggs in stool

21
Q

name all tissue nematodes:

A
  1. dracunculus medinesis
  2. onchocerca volvulus
  3. wuchereria bancrofti
  4. toxocara canis
  5. loa loa
22
Q

transmission of drancunculus medinensis?

A

dinking contaminated water. lava live in copepods…

23
Q

pathogenesis of drancunculus medinesnsis:

A

lava released by copepods in stomach
lava penetrate abdominal wall and mature
travels to skin surface and travels there

24
Q

transmission of onchocerca volvulus?

A

black fly

25
Q

pathogenesis of onchocerca volvulus?

A

black fly deposits microfilariae in skin

sexual repoduction in skin– new mictofilariae

26
Q

disease caused by onchocerca volutes?

A

River blindness

27
Q

what is river blindess?

A

caused by onchocerca volutes
second most common cause for blindness!
purpuric papules
pigmented skin

28
Q

transmission of wuchereria bancrifti

A

mosquitos (aedes or culex)

29
Q

pathogenesis of wuchereria bancrifti

A

larva migrate from bite to lympathics…

30
Q

diseases caused by wuchereria bancrifti?

A

ELEPHANTIASIS

cas cause HSR in lung when is goes there

31
Q

transmission of Toxocara Canis

A

ingestion of food infected by dog or cat faces

32
Q

diseases caused by Toxocara Canis

A

visceral/ ocular larvar migration

33
Q

transmission of loa loa?

A

deer fly

34
Q

what causes calabar swelling?

A

Loa loa

35
Q

diseases caused by LOA LOA

A

Calabar swelling (subcutaneous swelling)

36
Q

name all tapeworm:

A
  1. taenia saginata
  2. taenia solium
  3. diphyllobothrium latum
  4. hymenolepis nana
  5. echinocactus grnaulosum
  6. echinochoccus multilocularis