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Bacteriology & Mycology FP > Coccidioides > Flashcards

Coccidioides Flashcards

(22 cards)

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1
Q

Coccidioides immitis causes

A

Coccidioidomycosis

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2
Q

An influenza-like disease

A

Coccidioidomycosis

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3
Q

Hosts of coccidioidomyces

A

Humans, Dogs, Burros, Sheep, Chinchillas, Llamas, Wild rodents

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4
Q

In culture, coccidioidomyces forms:

A

White wooly colonies

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5
Q

Coccidioidomyces produces:

A

Chlamydoconidia and Arthroconidia

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6
Q

Growth temperature for C. immitis

A

20°C: growth in 3-4 days
37°C: growth within 24hrs

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7
Q

Colonies of C. immitis

A

Circular, silvery-gray, moldy white appearance

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8
Q

Old cultures

A

Brownish discoloration of media

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9
Q

Antigens for C. immitis

A

Coccidioidins

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10
Q

Antigens are rich in:

A

Mannose and peptide

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11
Q

Reservoir for coccidioidomycosis

A

Desert rodents

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12
Q

Desert rodents secrete this to germinate in moist soil

A

Spherules

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13
Q

Immunity for Coccidioides

A

Cell-mediated

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14
Q

This can be used as effective vaccine for dogs.

A

Killed arthroconidia

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15
Q

Diagnosis for coccidioidomycosis

A

Coccidioidin skin test,
Fluorescent antibody technique,
Complement-fixation test

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16
Q

Coccidioides are sensitive to?

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A

Amphotericin B and Ketoconazole

17
Q

Coccidioidomycosis is rare in what animal?

18
Q

Coccidioidomycosis is usually benign in this animal

19
Q

Coccidioidomycosis in this animal presents caseous abscesses and calcification

20
Q

Coccidioidomycosis in this animal presents emaciation, fever, anemia, leg edema, and stiffness of forelimbs

21
Q

Coccidioidomycosis in this animal shows anorexia, vomiting, ocular lesions like iritis and uveitis

22
Q

Coccidioidomycosis in this animal presents granulomatous lesions in bronchial lymph nodes

Bacteriology & Mycology FP (5 decks)

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