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Flashcards in MYCOLOGY AND PARASITOLOGY Deck (164)
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1

How do you treat Tanea solium intestinal infection? Neurocystericosis?

Intestinal = Praziquantel; Neurocysterocosis = Praziquantel + Mebendazole

2

What kind of parasite is Onchocerca volvulus?

nematode

3

How do you treat Paragonismus westermani? How does it present?

Praziquantel; lung inflammation with hemoptysis

4

Which systemic mycosis is common in the San Joaquin Valley?

Coccidiodes immitis

5

How is the Tx of trichomonas different from that of bacterial vaginosis?

Trichomonas vaginalis and BV (gardnerella overgrowth) are both Tx'd with metronidazole, but T. vaginalis is an STD so requires Tx of the partner as well

6

Which protozoal infection is an STD?

Trichomonas vaginalis

7

How do you treat Schistosoma haematobium?

Praziquantel

8

What protozoal infection is sodium stibogluconate used to tx?

Leishmania donovani

9

What should you test for before beginning intravenous quinidine for malaria?

G6PD deficiency

10

Which nematodes can cause microcytic anemia (2)?

The hookworms: they suck blood from intestine = Ancyclostoma duodenale and Necator americanus

11

What is the feared complication of Schistosoma haematobium?

Bladder cancer (hangs out in the venous plexus)

12

What kind of parasite is Loa loa?

nematode

13

What is the most specific test for Cryptococcus neoformans?

Latex agglutination test

14

What will you see on KOH prep of a dermatophyte infection?

mold hyphae

15

What is the DOC for candidal vulvovaginitis (2)?

Topical Azole (inhibit ergosterol synthesis)

16

What is the treatment for systemic candidiasis (3)?

Amphotericin B (pores in membrane by binding ergosterol), Fluconazole (inhibit ergosterol synthesis), Caspofungin (inhibit cell wall by binding D glucan)

17

What is nitazoxinide used to treat?

Cryptosporidium in AIDS patients

18

How do you treat Schistosoma mansoni?

Praziquantel

19

Which fungus causes frontal lobe abscesses? What acid base status would be likely in this patient and why?

Mucor; infects ppl with DKA = metabolic acidosis with compensatory respiratory alkalosis

20

KOH prep of rose gardeners disease would have what shape?

Cigar shaped dimorph (Sporothrix schenckii)

21

How do you get infected with Chlonorchis sinensis? Associated with what cancer? Tx?

Undercooked fish; Cholangiocarcinoma; Praziquantel

22

Which systemic mycosis is most likely found in Latin America?

Paracoccidiodes braziliense

23

Regarding Aspergillus and Mucor/Rhizopus, which is septate and which is aseptate?

Septate = Aspergillus; Aseptate = Rhizopus

24

Which fungus is associated with hepatocellular carcinoma?

Aflatoxins of Aspergillus can cause hepatocellular carcinoma

25

What drug blocks heme polymerase in Plasmodium spp?

Chloroquine and for resistant strains, mefloquine

26

What are the 3 major protozoa that cause CNS infections?

Toxoplasma gondii, Naegleria fowleri, Trypanosoma brucei (gambiense and rhodesiense)

27

What kind of parasite are Ancyclostoma duodenale and Necator americanus?

Hookworms but still nematodes

28

What is the Tx of Ascaris lumbricoides?

Bendazoles or pyrantel pamoate

29

What kind of parasite is Wucheria bancrofti?

nematode

30

What transmits Leishmania donovani?

Sandfly