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MICRO > ✅Mycology > Flashcards

✅Mycology Flashcards

1
Q

Agar used for fungal cultures

A

Saboraud’s agar

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2
Q

Light test fo dermatophytes

A

Green fluorescence in wood’s lamp

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3
Q

Appearance of malasezzia furfur

A

Spaghetti and meatball appearance

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4
Q

Treatment for tinea versicolor

A

Miconazole for malassezia

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5
Q

%KOH for fungal smear

A

10%

For dissolution of other cells

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6
Q

Systemic mycoses

A

4

Coccidiodes immitis
Histoplasma capsulatum
Blastomyces dermatitidis
Paracoccidioded brasiliensis

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7
Q

Fungal infection that occurs mostly in rose gardeners

A

Sporothrix schenkii

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8
Q

Treatment for sporotrichosis

A

Itraconazole

Potassium iodide

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9
Q

Illness caused by coccidiodes immitis

A

Valley fever

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10
Q

Skin bumps seen on someone with coccidioes immitis

A

Dessert bumps (erythema nodosum)

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11
Q

Systemic mycoses that is most common on filipinos living in latin america or southwestern USA

A

Coccidiodes immitis

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12
Q

Dessert systemic mycoses

A

Coccidiodes immitis

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13
Q

What happens to the microconidia of histoplasma capsulatum after it is inhaled

Mnemonic

A

It hides within macrophages and develops into budding yeasts

Histoplasma HIdes within macrophages

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14
Q

Fungal and parasitic infections that greatly mimic TB

A

Histoplasma capsulatum

Paragonimus westermanii

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15
Q

2 types of asexual spores of histoplasma.

Which one is the infective spore?

A

Tuberculate macroconidia

Microconidia - infective

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16
Q

Histoplasma grows in soil contaminated with

A

Starling droppings or bat guano

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17
Q

Mnemonic for blastomyces dermatitidis morphology

A

Blasto Buds Broadly

Round yeasts with a broad based bud

18
Q

Most common cause of fungal pneumonia

A

Blastomyces dermatitidis

19
Q

Usual antifungal for fungal meningitis

A

Fluconazole

20
Q

Morphology of paracoccidiodes brasiliensis

A

Thick yeast with multiple buds in wheel configuration (mariner’s wheel)

21
Q

Disease caused by paracoccidioded brasiliensis

A

Lutz-Splendore-de Almeida disease

22
Q

Man hater fungus

A

Paracoccidodes brasiliensis

23
Q

Morphology of candida skin infections

A

Satellite lesions

24
Q

Treatment for oropharyngeal and esophagel candidiasis

A

Nystatin swish and swallow

25
Q

Treatment for skin candida

A

Clotrimazole

26
Q

Tx for disseminated candidiasis

A

Amphotericin B

27
Q

Chemoprophylaxis for candidiasis

A

Fluconazole

28
Q

Preparation and stain used for cryptococcus neoformans

A

India ink preparation

Nigrosine stain

29
Q

Test for cryptococcal meningitis

A

Positive latex agglutination test (CALAS) - CSF

30
Q

Cryptococcal meningitis is a chronic or acute disease? What is its more common presentation?

A

Chronic

Can just present as migraine

31
Q

Acute angle mold -mnemonic

A

Aspergillus is acute

32
Q

An immunocompromised person with asthmatic symptoms and expectoration of brown bronchial plugs presented at the ER. What should be part of your differentials?

A

Allergic bronchopulmonary aspergillosis (ABPA)

33
Q

Fungal infections in patients with burns and leukemia

A

Mucormycosis

34
Q

R angle fungal branches

A

Rhizopus oryzae and mucor spp

35
Q

Diagnosis of pneumocystis jiroveci is done by

A

Staining of Bronchoalveolar lavage by

Toluidine blue
Methenamine silver stain

36
Q

DOC for pneumocystis jiroveci

A

TMP-SMX

37
Q

Most common aids defining illness

A

Pneumocystis jiroveci pneumonia

38
Q

2 basic fungal forms

A

Yeast and molds

39
Q

2 types of host response infungal infections

A

Granulomatous and pyogenic

40
Q

Toxin and effect in amanita mushrooms

A

Toxin: amanitin and phylloidin

Effect: liver necrosis

41
Q

Toxin and effect in aspergillus flavus

A

Aflatoxin

Liver cancer

42
Q

3 groups under cutaneous mycoses

A

Dermatophytoses
Malassezia furfur
Sporothrix schenckii

MICRO (6 decks)

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