Interstitial / Restrictive Lung Diseases Flashcards
Hypersensitivity pneumonitis is also known as what?
EAA extrinsic allergic alveolitis
Is a cough a feature of interstitial lung disease?
Yes non-productive cough
Are interstitial lung diseases inflammatory?
Yes there is chronic inflammation
The aetiology of interstitial lung diseases can be classified into what?
Primary = idiopathic Secondary = everything else
What type respiratory failure does interstitial lung diseases cause?
Initially type 1 then type 2
DOUBLE CHECK THIS
Working in quarries/mining is associated with what interstitial lung disease?
Silicosis
On which zones on CXR is silicosis seen?
Upper / mid zones
Farmer’s lung, bird fancier’s lung and dairy worker’s lung are all examples of which interstitial lung disease?
EAA extrinsic allergic alveolitis
Eggshell calcifications are a sign of which interstitial lung disease?
Silicosis
Does EAA cause restrictive or obstructive lung disease? On what zones on CXR is it seen? If CXR is positive what investigation is done next?
Restrictive PFTs
Upper zone
CT
Is idiopathic pulmonary fibrosis associated with smoking? On what zones on CXR is it seen? Does is cause restrictive or obstructive PFTs?
Associated with smoking (asbestos also a RF)
Lower zones
Restrictive
Bilateral fine end inspiratory crackles are a sign of which interstitial lung disease?
IPF
Prednisolone is used in the management of EAA and IPF. True or False
Used for chronic EAA
Not used in IPF
Sarcoidosis is granulomatous and what type hypersensitivity?
Type IV
What metabolic abnormality does sarcoidosis cause?
Hypercalcemia - raised serum Ca
What is the presentation of hypercalcemia
Bones stones groans moans
What skin problem can sarcoidosis cause?
Erythema nodosum
Tender red nodules on the shins
Can sarcoidosis cause weight loss?
Yes
What is seen on CXR in sarcoidosis?
Bilateral hilar lymphadenopathy?
What blood test should be done if you suspect sarcoidosis?
ACE
non-specific
What test is diagnostic of sarcoidosis?
Transbronchial LN aspirate
What is the management of sarcoidosis
Prednisolone
What eye problem can sarcoidosis cause?
Uveitis
Does sarcoidosis cause restrictive or obstructive PFTs?
Either
What abnormality is seen on a full blood count in sarcoidosis
Low WCC
