Parasite and Fungi fun facts

Question 1

Latex agglutination for antigen

Answer 1

Cryptococcosis

Question 2

Complement fixation or immunodiffusion for antibody

Answer 2

coccidiodomycosis

Question 3

enzyme immunoassay for antigen

Answer 3

Histoplasmosis

Question 4

EIA for galactomannan Ag

Answer 4

Aspergillosis

Question 5

nephrotoxicity

Answer 5

Amphotericin B

Question 6

changes in light perception

Answer 6

voriconazole

Question 7

Binds to ergosterol

Answer 7

Polyenes (amphotericin)

Question 8

Inhibits lanosterol 14alpha-demethlyase cytochrome P-450 dependent enzymes

Answer 8

Azoles

Question 9

blocks synthesis of beta-1.3-dglucan effective for aspergillus and candida

Answer 9

Echinocandins-__________fungin

Question 10

5-FC deaminated to 5-Fu inhibition of DNA and RNA synthesis

Answer 10

Antimetabolites-flucytosine

Question 11

Wood lamp-yellow

Answer 11

Pityriasis/Tinea Versicolor- Malassezia furfur

Question 12

olive oil culture with spaghetti and meatballs as result

Answer 12

pityriasis/tinea versicolor-malassezia furfur

Question 13

whitfield ointment

Answer 13

Tinea nigra

Question 14

Positive hair perforation

Answer 14

Trichophyton mentagrophytes

Question 15

negative hair perforation

Answer 15

Trichophyton rubrum

Question 16

daisy petal culture

Answer 16

Lymphocutaneous sporotrichosis-sporothrix schenckii

Question 17

copper pennies culture

Answer 17

chromoblastomycosis-cladosporium, fonsecaea pedrosoi

Question 18

Squamous cell carcinoma differential diagnosis

Answer 18

chrmoblastomycosis-cladosporium, fonsecaea pedrosoi

Question 19

serosanguineous fluid with visible granules from sinus tracts

Answer 19

eumycotic mycetoma

Question 20

surgical excision of cyst for diagnosis

Answer 20

Subcutaneous phaeohyphomycosis

Question 21

Fontana-Masson stain for melanin

Answer 21

Subcutaneous phaeohyphomycosis

Question 22

spherules in alveoli

Answer 22

Coccidiodomycosis

Question 23

barrel shaped arthroconidia

Answer 23

Coccidiodomycosis

Question 24

Only in California

Answer 24

Coccidiodomycosis immitis

Question 25

Coin lesion

Answer 25

Blastomycosis, histoplasmosis, coccidiodomycosis

Question 26

Mariener's wheel

Answer 26

Paracoccidiodomycosis

Question 27

serologic testing in blood and urine

Answer 27

Histoplasmosis

Question 28

Mechanical barrier interuption-catheters, heart valves, pacemakers, prosthetic joints

Answer 28

Candidiasis

Question 29

Grunulocyte dysfunction-Chemotherapy, bone marrow transplant

Answer 29

Aspergillosis, Zygomycosis, Candidiasis

Question 30

depressed cell mediated immunity-Steroid therapy, organ tranpslant, AIDS

Answer 30

Candidiasis, coccidiolmycosis, cryptococcocis, histoplasmosis, pneumocystosis

Question 31

Phenotypic switching

Answer 31

Candididiasis

Question 32

normal microflora

Answer 32

candidiasis

Question 33

CHROMagar

Answer 33

candidiasis

Question 34

Birdseed/niger seed agar

Answer 34

Cryptococcosis

Question 35

Bathroom

Answer 35

Rodotorula

Question 36

Acute angle hyphae

Answer 36

Aspergillosis

Question 37

Ninety degree angle hyphae

Answer 37

zygomycosis

Question 38

Resistance to voriconazole

Answer 38

Zygomycosis

Question 39

Lid lifter

Answer 39

zygomycosis-mucor

Question 40

White forward/black reverse Sabouraud plate

Answer 40

Philophora verrucosa

Question 41

black foward/white reverse sabouraud plate

Answer 41

Aspergillus niger

Question 42

No budding

Answer 42

Pneumocystosis

Question 43

2 serum tests IgM first then IgG

Answer 43

Toxoplasma gondii | newborn just IgM

Question 44

atovaquone

Answer 44

toxoplasma gondii

Question 45

high in Michigan

Answer 45

Cryptosporidium, Giardia lamblia

Question 46

AIDS indicator

Answer 46

Cryptosporidium

Question 47

Acid fast stain

Answer 47

Cryptosporidium

Question 48

flask shaped ulcer

Answer 48

entamoeba histolytica

Question 49

improper contact handling

Answer 49

ancathamoeba

Question 50

exists only as a trophozoite

Answer 50

trichomonas vaginalis

Question 51

microscopic examination has to be wet and warm

Answer 51

trichomonas vaginalis

Question 52

Smiley face with mustache

Answer 52

giardia lamblia

Question 53

Smiley face w/o mustache

Answer 53

trichomonas vaginalis

Question 54

sandfly

Answer 54

leishmania donovani

Question 55

high IgG--> glomerulonephritis

Answer 55

Leishmania donovani

Question 56

Tsetse fly

Answer 56

trypanosoma brucei

Question 57

Massive B cell activation (IgM)

Answer 57

trypanosoma brucei

Question 58

highly variable surface glycoprotein that is switched to avoid immune response in blood

Answer 58

trypanosoma brucei

Question 59

Kissing bug/triatomid/reduvidd bug

Answer 59

trypanosoma cruzi

Question 60

prefer tissues of mesenchymal origin

Answer 60

trypanosoma cruzi

Question 61

rats, cats and dogs are definitive hosts

Answer 61

trypanosoma cruzi

Question 62

loss of parasympathetic and cardiac intrinsic signaling

Answer 62

trypanosoma cruzi

Question 63

hyperinfection

Answer 63

strongyloids stercoralis

Question 64

infective larvae in stool very infective health care workers

Answer 64

strongyloides stercoralis

Question 65

no eggs in stool because no adult worms

Answer 65

toxarcar canis- dog roundworm

Question 66

no egg laying

Answer 66

trichinella spiralis

Question 67

Thin skin snips diagnosis

Answer 67

Onchocera

Question 68

pseudotubercles (white granulomas) in liver

Answer 68

schistosoma

Question 69

criss cross burrowing tracks

Answer 69

mites