25 results
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
III - Chronic lung ... hypoxemia • COPD, ILD ... IV - CTEPH • ... • Sarcoidosis, chronic ... mediastinal tumors, chronic
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... exercise testing; CTEPH ... , chronic thromboembolic ... hypertension; CXR, chest ... , chronic lung disease
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... Chronic eosinophilic ... peripheral areas of ground ... Chronic eosinophilic ... Radiology #HRCT #CTChest
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic ... Diagnosis Pulmonary/Chest ... Asthma attack, ILD ... Asthma, COPD, CTEPH ... , ILD, Sarcoid,
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Chronic hypersensitivity ... pneumonitis are: Mosaic pattern ... with areas of ground-glass ... shows a mosaic pattern ... Radiology #CXR #CTChest
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Thromboendarterectomy
Chronic Thromboembolic Pulmonary Hypertension
Definition: mean pulmonary-artery pressure > 25mmHg
Chronic Thromboembolic ... Hypertension (CTEPH ... Thromboendarterectomy Chronic ... not specific • Chest ... mosaic parenchymal pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... bronchiolitis: ill ... centrilobular nodules of ground-glass ... Radiology #Pulmonary #CTChest ... #Nodular #Pattern
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Attenuation: • Acute Ground ... Acute Eos PNA • Chronic ... Pneumonia, COP, Chronic ... #CT #Patterns #
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
a heterogenous group ... have specific patterns ... realise, that these patterns ... Radiology #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... Thickening/Masses Chest ... Interstitium • ILD ... Metabolic Acidosis #Chronic