Saroj 2 Flashcards

1
Q

how do you diagnose sarcoidosis

A

diagnosis of exclusion

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2
Q

Sarcoidosis occurs more commonly in who

A

women
african american
southeast US

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3
Q

what are immunologic and genetic abnormalitlies of sarcoidosis

A
-CD4
 IL2
IL8
 TNF
macrophage inflammatory protein
  increased
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4
Q

histo for sarcoidosis? types of cells seen?

A

noncaseating granulomas

  • epithelioid cells
  • langhans
  • Schaumann bodies
  • asteroid bodies
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5
Q

The granulomas in sarcoidosis may be replaced by

A

firbrous scars

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6
Q

how are the lungs impacted in Sarcoidosis?

A

-bilateral hilar lymphadenopathy or lung involvment

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7
Q

granulomas are in close proximity to what in lungs in sarcoidosis

A

lymphatics, bronchi, and blood vessels

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8
Q

lesions in lung in Sarcoidosis tend to produce what

A

interstitial fibrosis

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9
Q

what yields to a high diagnostic yield for sarcoidosis

A

bronchoscopic biopsies

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10
Q

what lymph nodes are involved with sarcoidosis? what happens to them

A

hilar and mediastinal lymph nodes

- calcified

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11
Q

how is the liver impacted in sarcoidosis

A

granulomas in portal tarcts

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12
Q

which part of the bodies bone marrow is impacted by sarcoidosis

A

hands and feet

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13
Q

how is eye impacted by sarcoidosis

A

Mikulicz syndrome

Iritis and Dacroadenitis

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14
Q

Dacroadenitis

A

lacrimal gland inflammation

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15
Q

Mikulicz syndrome

A

lacrimal gland involvement + bilateral parotid, submaxillary and sublingual glands

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16
Q

what is chest x-ray sarcoidosis

A

bilateral hilar lymphadenopathy

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17
Q

clinical symptoms for sarcoidosis

A

dyspnea
cough
chest pain
maybe hemotpysis

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18
Q

what is prognosis for sarcoidosis

A

2/3 recover

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19
Q

who has the best prognosis for sarcoidosis

A

patients with hilar lymphadenopathy only

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20
Q

who has fewer remission

A

patients with pulmonary disease only

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21
Q

what is hypersensitivity pneumonitis

A

immunologically-mediated disorders

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22
Q

etiology for hypersensitivity pneumonitis

A

prolonged exposure to inhaled organic dusts and occupational antigens

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23
Q

What type of hypersensitivity reactions are seen in hypersensitivity pneumonitis

A

Type III - immune complex

Type IV - delayed type

24
Q

hypersensitivity pneumonitis: farmers lung

A

inhaled spores of thermophilic actinomycetes

25
hypersensitivity pneumonitis: pigeon breeder's lung
inhaled proteins from feathers or excretion
26
hypersensitivity pneumonitis: humidifier lung
inhaled thermophilic bacteria from heated water reservoirs
27
hypersensitivity pneumonitis what is on histo slide
1. chronic interstitial pneumonitis with lymphocytes, plasma cells, macrophages 2. noncaseating granulomas 3. interstitial fibrosis and HONEYCOMBING
28
when do acute attacks occur for hypersensitivity pneumonitis? what is a clinical symptoms
in previously sensitized patient | -fever
29
when do symptoms begin after re-exposure
4-6 hours
30
clinical symptoms for chronic hypersensitivity pneumonitis? how does this impact lung
dyspnea CYANOSIS | decrease lung compliance and lung capacity
31
Pulmonary Eosinophilia: acute: most likely etiology
hypersensitivity response to inhaled antigen ( not drugs or food)
32
clinical features for Pulmonary Eosinophilia: acute:
rapid fever hypoxemia respiratory failure
33
Another name for Pulmonary Eosinophilia: simple pulmonary eosinophilia
Loeffler's syndrome
34
what is the most likely etiology for Loeffler's syndrome
hypersensitivity to food or drugs (sulfa drugs)
35
X- ray for Pulmonary Eosinophilia: simple pulmonary eosinophilia
prominent irregular lung densitites
36
what is in the blood for leoffler's syndrome
blood eosinophilia
37
Pulmonary Eosinophilia: secondary pulmonary eosinophilia: seen in what type of infections
parasitic bacterial fungal
38
Pulmonary Eosinophilia: secondary pulmonary eosinophilia is associated with what
asthma | allergic bronchopulomary aspergillosis
39
Pulmonary Eosinophilia: chronic eosinophilic pneumonia: associated with?
autoimmune disease: rheumatoid arthritis
40
what is the histo for Pulmonary Eosinophilia: chronic pulmonary eosinophilia
lymphocytic and eosinophilic
41
clinical feature for Pulmonary Eosinophilia: chronic pulmonary eosinophilia
high fever
42
Desquamative interstitial pneumonitis is related to
smoking interstitial disease
43
What is morphology for Desquamative interstitial pneumonitis
alveoli filled with numerous pigment-laden macrophages ( "smokers" macrophage)
44
when do Desquamative interstitial pneumonitis symptoms begin
4 or 5 decade
45
gender Desquamative interstitial pneumonitis
male
46
treatment Desquamative interstitial pneumonitis
steroid
47
what is histo for respiratory bronchiolitis - associated interstitial lung disease
respiratory bronchioles | alveoli with 'smokers' macrophages
48
onset and gender respiratory bronchiolitis - associated interstitial lung disease
men | 4 and 5 decade
49
Pulmonary alveolar proteinosis: acquired PAP due to
granulocyte macrophage colony stimulating factor (GM-CSF) antibodies - causes impaired surfactant clearance
50
Pulmonary alveolar proteinosis: secondary PAP etiologies include
silicosis | immunodeficiency syndromes
51
morphology of pulmonary alveolar proteinosis
- marked increase in lung size and weight - PAS + - cholesterol clefts - minimal inflammation
52
X-ray for Pulmonary alveolar proteinosis
- consolidation
53
insidious onset Pulmonary alveolar proteinosis
dyspnea | productive cough with gelatinous material
54
what is mortality in congenital PAP
fatal
55
what is used to remove alveolar precipitate
bronchoalveolar lavage
56
are schuamann and asteroid bodies pathogenic for sarcoidosis
no