Micro Flashcards

0
Q

Erythema nodosum

A
Lepromatous leprosy
Coccidoides immitis (desert bumps)
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1
Q

Erythema chronicum migrans

A

Borrelia bugdorferi

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2
Q

Erythema toxicum

A

Seen in neonates

Eosinophils

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3
Q

Erythema multiforme

A

SJS

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4
Q

Erythema infectiosum

A

5th disease

Parvovirus

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5
Q

Ecthyma gangrenosum

A

Hemorrhagic lesions seen in Pseudomonas sepsis

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6
Q

Round to oval cytoplasmic inclusion bodies near the nuclei of conjunctival epithelial cells in trachoma

A

Halberstadter-Prowazeck inclusions

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7
Q

Only 2 obligate intercellular bacteria

A

Ricketssia

Chlamydia

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8
Q

Erythema marginatum

A

RF

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9
Q

Staccato cough

A

Chlamydia

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10
Q

Frei test

A

LGV - Chlamydia trachomatis L1-L3

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11
Q

Xanthochromic CSF

A

TB meningitis

SAH

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12
Q

Bipolar safety pin

A

Yersinia

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13
Q

Closed safety pin

A
Klebsiella granulomatis
Granuloma Inguinale (Donovanosis)
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14
Q

Imiquimod used as tx for what 3 conditions?

A

Actinic Keratosis
Condyloma acuminata
Basal cell CA

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15
Q

Sabrouraud’s agar

A

Most common medium for growth of fungi

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16
Q

Aspergillus flavus

A

Ingestion of contaminated peanuts and grains causes liver cancer due to aflatoxin

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17
Q

Aspergillus fumigatus

A

Inhalation of spores causes allergic bronchopulmonary aspergillosis (ABPA)

18
Q

Ring worms

A

Dermatophytes

19
Q

Green fluorescence on Wood’s lamp

A

Dermatophytoses

20
Q

Spherules with endospores

A

Coccidiodes immitis

21
Q

Intracellular yeasts

A

Histoplasma capsulatum

22
Q

Starlings

A

Histoplasma capsulatum

23
Q

Round yeast with broad based bud

A

Blastomyces dermatitidis

24
Q

Multiple buds in wheel configuration

A

Paracoccidiodes brasilensis

25
Q

Nigrosin stain

A

Cryptococus neoformans

26
Q

Most sensitive, specific test for cryptococcal disease

A

Positive latex agglutination test (CALAS)

27
Q

Pigeon droppings

A

Cryptococcus neoformans

28
Q

MCC of meningoenceph in HIV

A

Cryptococcus neoformans

29
Q

Septate hyphae that form v-shaped branches

A

Aspergillus fumigatus

30
Q

Acute angle branching

A

Aspergillus

31
Q

Hyphae with right angles

A

Mucormycosis

32
Q

Non-separate hyphae with wide branching

A

Mucormycosis

33
Q

Angioinvasive fungi

A

Aspergillus and Malasessia (pt on TPN)

34
Q

Crescent sign on CXR

A

Aspergillosis

35
Q

Esophageal candida DOC

A

Nystatin swish and swallow

36
Q

Hat shaped cells

A

Pneumocystis carinii

37
Q

Example of facultative parasite

A

Strongyloides

- may exist in free living state or parasitic state

38
Q

Fish tapeworm

A

Diphylloboytrium latum

39
Q

Virulence factor for cytopathic effect of entamoeba

A

Cysteine proteasses

40
Q

Rounded anteriorly and pointed posteriorly with a pair of nuclei within a central karyosome

A

Giardia lamblia

41
Q

Melon like ridges

A

Clonorhis sinensis

42
Q

Harada mori culture

A

Dx of strongyloides stercoralis