(25) restrictive Flashcards

1
Q

Which way does the shift occur in restricitive lung disease

A

Left

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2
Q

FEV/FVC in restrictive?

A

Increased

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3
Q

What do you see in Idiopathic Pulm Fibrosis

A

Usual Interstitial Pneumonia histology

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4
Q

Buzzword for IPF

A

honeycomb lungs

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5
Q

Microscopic IPF

A

microscopic honeycomning

fibroblast foci

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6
Q

Coal workers pneumoconiosis location

A

Upper lungs

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7
Q

What is Caplan syndrome

A

Coal workern pnemo

Rheumatoid arthritis

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8
Q

Who gets silicosis

A

mining
foundry
stell worker
sandblasting

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9
Q

What does silica do

A

causes oxygen radical formation which leads to IL-1 and necrosis

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10
Q

What has egg shell calcification

A

Silicosis

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11
Q

Histology of silicosis

A

Hyalinized collagen concentric

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12
Q

Who gets berrylosis

A

aerospace

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13
Q

What happens in berryilosis

A

Th1 response that invovled interferon gamma and IL-2

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14
Q

What gene is in berryilosis

A

HLA-DPB1

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15
Q

What is seen in berryilosis

A

non caseating granulomas

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16
Q

What do you see pleural plaques in

A

Asbestosis

17
Q

What does asbestosis have in it

A

asbestos bodies (iron)

18
Q

Where is asbestosis located

A

lower lung/periphery

19
Q

What is seen in sarcoidosis

A

non caseating granuloma

upper lobes

skin/joint/eye lesions

20
Q

What causes sarcoidosis

A

Macophage and dendritic activation that make giant cells.

IL2 and IL15
Inf gamma
IL6 and IL8

21
Q

Microscopic sarcoidosis

A

Well formed granuloma

Asteroid body
Schaumann body
calcium oxalate crystals

22
Q

What do you see in hypersensitivity pneumonitis

A

ground glass appearance

23
Q

Restrictive disease on DLCO

A

DLCO decreased