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nematodes:
A) roundworm
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trematodes:
B) fluke
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cestodes:
A) tapeworm
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ascariasis is one of the causes of
B) roundworm
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strongylodiasis is one of the causes of (seen in HIV + pt)
C) roundworm
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hookworm is one of the causes of ....
C) roundworm
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cysticercosis is one of the causes of
B) tapeworm
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how to get ascariasis infection?
- nematode
- ingestion of eggs.
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ascariasis life cycle in body.
start in intestine (10-24 mo) then migrate to lungs, pharynx then swallow back down.
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clinidal syndrome of ascariasis?
- pulm (do CXR)
- impaired protein digest/abs
- bilirary/intestine obstruct
- abd discomfort, vomit
- cholangitis, pancreatitis
- eosinophilia (should get differential!!!)
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diagnosis for ascariasis
똥 검사
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treatment for ascariasis?
- mebendazole (Vermox) 100mg bid x 3 days
- albendazole 400mg x 1 dose
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how do you get strongyloidiasis?
larva penetration of skin or colon
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strongyloidiasis is common in which pt population?
HIV positive
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which has autoimmune infxn?
B) strongylodiasis
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which doesn't have eosinophilia?
C) hookworm
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which can be lethal?
A) strongylodiasis
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which can be found in HIV positive pt?
C) strongylodiasis
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which has diarrhea with mucus?
A) strongylodiasis
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which has anemia presentation?
B) hookworm
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top 2 clinical presentation of strongylodiasis?
- diarrhea with mucus
- eosinophilia
- others include skin rash, abd pain, NV, weight loss
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how to diagnose strongylodiasis?
- ID of rhabditiform larvae in stool
- sputum (b/c goes into lungs)
- duodenal fluid (drain it)
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treatment for strongylodiasis?
- ivermectin 200mcg/kg/day x 2 day
- albendazole 400mg bid x 7 day
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how do you get hook worm?
skin penetration
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hookworm lives in ___ water (dirty vs. fresh)
fresh
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clinical syndrome of hookworm?
- mild epigastric pain and tenderness
- headache, fatigue
- hypoproteinemia
- cutaneous larva migrans
- pruritis, erythema, rash
- more systemic sympts
- ANEMIA
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treatment for hookworm?
Vermox 100mg bid x 3 days
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surviving mechanisms for tapeworm!!
- proglottids!
- male and female sex organs and break free
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how do you get cysticercosis?
- ingesting eggs
- usu uncooked pork
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how does cysticercosis affect the body?
bowel -> blood stream -> organ -> CNS
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important clinical presentation of cysticercosis? (tapeworm)
CNS: seizure!
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how do you diagnose cysticerrcosis?
CT MRI
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treatment of cysticercosis?
- normally not treated b/c cysts die/calcify
- if sympt, surgical resection
- neurocysticercosis: sx, anticonvul, antihelm
- albendazole 400mg bid for 8-30 days
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if pregnant woman, what can you NOT use b/c contraindicated?
B) mebendazole
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the MoA is NOT by inhibiting microtuble synth.
A) ivermectin
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MoA is paralyzing worm by intesifying GABA
C) ivermectin
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more CNS side effects seen.
B) albendazole
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10% oral absorption so increase abs with fatty meal.
A) mebendazole
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extensive first pass metab.
A) albendazole
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exc in feces.
C) ivermectin
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rapid absorption.
C) ivermectin
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rash as SE.
C) ivermectin
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___ lice is different from the others. (wider and shorter)
B) pubic
-
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when do lice eggs hatch?
nymphs after 7-10 days
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lice dies if it is not fed blood within...
24h
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what from lice cause hypersensitivity thus itching?
- injecting saliva
- defecation
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treatment of lice?
- Nix (1% permethrin)
- 1% Lindane (Rx)
- Kwell (gamma benzene hexachloride shampoo)
- RID (pyrethins + piperonyl butoxide)
- 0.1% menthol for pruritis (works well)
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