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Core Radiology > Lung Disease DDx > Flashcards

Lung Disease DDx Flashcards

1
Q

Acute consolidation (4)

A

Pneumonia
Pulmonary hemorrhage
ARDS
Pulmonary edema (uncommon)

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2
Q

Chronic consolidation (3)

A

Organizing pneumonia
Chronic eosinophilic pneumonia
Bronchioloalveolar carcinoma

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3
Q

Acute ground glass (4)

A

Pulmonary edema
Pneumonia (atypical/viral/PCP)
Pulmonary hemorrhage
ARDS

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4
Q

Chronic ground glass (6)

A 
Bronchioloalveolar carcinoma
Organizing pneumonia
Chronic eosinophilic pneumonia
Idiopathic pneumonias
Hypersensitivity pneumonitis
Alveolar proteinosis
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5
Q

Central ground glass (4)

A

Pulmonary edema
Alveolar hemorrhage
PCP pneumonia
Alveolar proteinosis

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6
Q

Peripheral ground glass (4)

A

Organizing pneumonia
Chronic eosinophilic pneumonia (upper lobe)
Atypical/viral pneumonia
Pulmonary edema (noncardiogenic)

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7
Q

Intralobular septal thickening, smooth (4)

A

Pulmonary edema
Alveolar proteinosis
Pulmonary hemorrhage
Atypical pneumonia

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8
Q

Intralobular septal thickening, nodular/irregular (2)

A

Lymphangitic carcinomatosis

Sarcoidosis

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9
Q

Crazy paving (7)

A 
Alveolar proteinosis
Pulmonary hemorrhage
Organizing pneumonia
PCP pneumonia
Lipoid pneumonia
ARDS/pulmonary edema
Bronchioloalveolar carcinoma
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10
Q

Centrilobular nodules, infectious (3)

A 
Endobronchial spread of TB
Bronchopneumonia
Atypical pneumonia (esp. mycoplasma)
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11
Q

Centrilobular nodules, inflammatory (5)

A 
Hypersensitivity pneumonitis 
Hot tub lung (inhaled mycobacteria)
RB-ILD (smokers)
Diffuse panbronchiolitis 
Silicosis
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12
Q

Perilymphatic nodules (3)

A

Sarcoidosis
Pneumoconioses
Lymphangitic carcinomatosis

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13
Q

Random nodules (3)

A

Hematogenous metastases
Septic emboli (cavitary)
Langerhan’s cell histiocytosis (cysts)

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14
Q

Miliary nodules (3)

A

Disseminated TB
Disseminated fungal infection
Disseminated hematogenous metastases

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15
Q

Tree-in-bud nodules (4)

A

TB and atypical mycobacteria
Airway-invasive aspergillus
Bacterial pneumonia
Aspiration pneumonia

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16
Q

Solid cavitary nodule/mass (2)

A

Primary bronchogenic carcinoma

TB

17
Q

Multiple cavitary nodules (3)

A

Septic emboli
Vasculitis (GPA)
Metastases (SCC/uterine carcinosarcoma)

18
Q

Cystic lung disease, multiple (6)

A

Lymphangiomyomatosis (female, child-bearing age)
Emphysema
LCH (upper lobe)
Diffuse cystic bronchiectasis
(CF is upper lobe)
PCP pneumonia, late
Lymphoid interstitial pneumonia, very rare

19
Q

Cystic lung disease, single (3)

A

Bulla (>1 cm)
Bleb (<1 cm, continuous with pleura)
Pneumatocele (post-trauma/infection)

20
Q

Lower lobe fibrosis (3)

A

Idiopathic pulmonary fibrosis
End-stage asbestosis
Nonspecific interstitial pneumonia

21
Q

Upper lobe fibrosis (3)

A

End-stage sarcoidosis
End-stage silicosis
Chronic hypersensitivity pneumonitis, long-standing

Core Radiology (2 decks)

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