12 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... Hypersensitivity pneumonitis ... Radiology #HRCT #CTChest ... Pattern #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... Radiology #Pulmonary #CTChest ... NodularPattern #Differential ... #Comparison #Table
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... HRCT #ChestCT #Differential ... #Table #Distribution
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... listed in the table ... Radiology #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Artery Disease • Stable ... Thickening/Masses Chest ... Interstitium • ILD ... #Dyspnea #SOB #Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Pseudomonas FUNGAL PNEUMONIAS ... • Pleuritic chest ... AIDS #pulmonary #differential ... #diagnosis #infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Pneumonitis 3. ... antibiotics once stable ... shows a small, stable ... Lung Abscess Differential ... Abscess #pulmonary #differential
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... Hypersensitivity Pneumonitis ... Subacute stage: - RB-ILD ... Diagnosis #Radiology #CTChest ... Fibrosis #Mimic #ILD
List of Zoonotic Diseases

Armadillos - Sporothrix schenckii (sporotrichosis), Mycobacterium leprae (leprosy)
Bamboo rats - Talaromyces marneffei (formerly
Jackals (wild carnivores ... fever) Macaques (old ... Zoonotic #zoonoses #differential ... #diagnosis #InfectiousDiseases ... #table #list
List of Zoonotic Diseases

Armadillos - Sporothrix schenckii (sporotrichosis), Mycobacterium leprae (leprosy)
Bamboo rats - Talaromyces marneffei (formerly
Jackals (wild carnivores ... fever) Macaques (old ... Zoonotic #zoonoses #differential ... #diagnosis #InfectiousDiseases ... #table #list