12 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... #HRCT #CTChest ... #NodularPattern ... #Nodular #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Miliary TB: random ... Diagnosis #Radiology #Pulmonary ... #CTChest #Nodular ... #Pattern #NodularPattern
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... consolidation - Diffuse ... mass - Solitary Pulmonary ... Consolidation #Patterns
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... more than one pattern ... called cryptogenic (COP ... The old name is ... Diagnosis #Radiology #Pulmonary
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Nodular: • Random ... Hypersensitivity Pneumonia, COP ... Sarcoidosis, NSIP, COP ... #CT #Patterns #
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
consolidation and GG pattern ... eosinophilia pneumonia, Pulmonary ... lymphoma, Diffuse ... #BOOP #pulmonary ... #ILD #diagnosis
Patterns of disease in advanced COPD

Type A: 
Pink Puffer (Emphysema Predominant) 
Major complaint is dyspnea, often
Patterns of disease ... in advanced COPD ... Dyspnea usually mild ... #COPD #Patterns ... #BlueBloater #Pulmonary
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... perilymphatic or random ... #HRCT #CTChest ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
have specific patterns ... realise, that these patterns ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic ... IdiopathicInterstitialPneumonia #ILD
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
EGPA • ESR and CRP ... capillaritis leading to diffuse ... hemorrhage (DAH) • Diffuse ... typically seen on chest ... • IF staining patterns