Fungal Disease of Lung Flashcards

(34 cards)

1
Q

What is the most organ affected by the fungal infection

A

-lung
-skins

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2
Q

What is the risk factor of histoplasmosis

A

-farmer exposed to the bats and birds excreta

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3
Q

What is the risk factor of spirotrichosis

A

-farmer with wound exposed to soil

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4
Q

What is the main risk factors of fungal infection

A

Immunosupression
-genetic
-congenital
-acquired
-postspenectomy
-bone marrow transplantation

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5
Q

What is the yeast causative agent

A

candidiasis

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6
Q

What is the hypae causative agent

A

aspargellosis

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7
Q

What is the dimorphic fungal causative agent

A

-histoplasmosis
-blancomycosis
-coccidiomycosis

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8
Q

What is PJP

A

-unicellular fungus
-the most common opportunistic infection in patient HIV patient

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9
Q

What is the symptoms of PJP

A

-fever
-nonproductive cough
-progressive exertion dyspnea

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10
Q

What is the stain used in PJP

A

GMS stain

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11
Q

What is the microscopic findings of the PJP

A

-amphopheric
-foamy plugs of parasites
-cellular debris

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12
Q

What is the immunofluorescene findings of PJP

A

-headshape
-cupshape
-crescent

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13
Q

What is the best investigation in PJP

A

-sputum induction
-the least invasive and quickest

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14
Q

What is the ttt of PJP

A

-TMP-SMX (first line)
-dapsone

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15
Q

What is the major predisposing factors leading to aspargellosis

A

-neutropenia
-corticosteroid

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16
Q

What does the spore of aspergillus causes

17
Q

What are the types of aspargellosis

A

-invasive
-chronic (aspargelloma)
-allergic (ABPA)

18
Q

What are the symptoms of invasive aspergillosis

A

-hemoptysis
-fever
-leukocytosis (viral infection)

19
Q

What is the radiological findings of aspargellosis

20
Q

What is the radiological findings of aspargelloma

A

-radiolucent crescent

21
Q

What is the type of cell of Histoplasma capsulatum

A

-intracellular pathogens
-hides inside the macrophage

22
Q

What is the general finding of histoplasmosis

A

-upper love cavitation
-caseating necrosis

23
Q

What is the post-ttt finding of histoplasmosis

A

-calcification and fibrosis giving treebark appearance

24
Q

What is the microscopic finding of histoplasmosis

A

-thin halo (due to its character that hides inside of the macrophage)

25
What is the dissemination finding of histoplasmosis in case of immunosupressed patients
-focal accumulation of mononucleated phagocytes
26
What is the clinical presentation of histoplasmosis
-TB like symptoms
27
What is blastomycosis
-soil inhabited -dimorphic fungus
28
What are the clinical forms of blastomycosis
-pulmonary -dissemination -primary cutaneous
29
What are the symptoms of pulmonary blastomycosis
-acute productive cough -chest pain -headache -night sweat -loss weight
30
What are the general finding of blastomycosis
-suppurative granuloma
31
What are the microscopic of blastomycosis
-double contoured cell wall -visible nuclei
32
What is the characters of coccidioides based on; -hypersensitivity -symptoms -lesion morphology
-delayed type -typically asymptomatic -as histoplasmosis
33
When will the pyogenic reaction superimposed in coccidiomycosis
-the rupture of spherules releasing endospores
34
When will the pyogenic reaction superimposed in coccidiomycosis
-the rupture of spherules releasing endospores