22 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... • Effusion ... EffusionsPleural ... Distention Pulmonary Alveoli ... Interstitium • ILD • CHF
Pleural effusion is not always visible as a meniscus in the costophrenic angle. 
A subpulmonic effusion
Pleural effusion ... with signs of CHF ... Clinical #Radiology #CXR ... #CHF #Pleural # ... SubpulmonicEffusion #RadiologyAssistant
Chest Pain - Differential Diagnosis Framework

Cardiovascular Causes of Chest Pain:
 • Myocardium:
	- Myocarditis
	- CAD/ACS
	- Valvulopathy
	- Myopericarditis
Diagnosis Framework ... Pleuritis • Alveoli ... : - CHF - Pneumonia ... • Pleura: - ... Effusion - Pneumothorax
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
effusion). ... position Obstructive lung ... Clinical #Radiology #CXR ... #CHF #Alveolar ... AlveolarEdema #RadiologyAssistant
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... Algorithm Red ... disease or CHF) ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... • Interstitial lung ... Neuromascular Weakness • Pleural ... Abnormalities • Chest
Pleural effusion is bilateral in 70% of cases of CHF.
When unilateral, it is slightly more often
Pleural effusion ... If pleural effusion ... Clinical #Radiology #CXR ... #CHF #Pleural # ... #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... Rare: pleural effusions ... , pleural thickening ... Organizing Pneumonia - Diagnosis ... pulmonary #ILD #diagnosis
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... lesions abutting the pleura ... densities iin the left lung ... Clinical #Radiology #CXR ... SepticEmboli #Cavity #RadiologyAssistant
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
friction rub audible Lungs ... pain, pleural effusion ... on CXR • RA inflammation ... cause interstitial lung ... signs #symptoms #diagnosis