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On the left another patient with a large cardiac silhouette on the chest x-ray due to
silhouette on the chest ... Pericardial effusion ... on the coronal CT-reconstruction ... Clinical #Radiology #CXR ... #CTChest #Cardiomegaly
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... can suggest the diagnosis ... The chest film shows ... Clinical #Radiology #CXR ... #CTChest #Septic
Split Pleura Sign on Chest CT
 • Contrast enhancement of the parietal and visceral pleura, separated
Pleura Sign on Chest ... CT • Contrast ... by an exudative effusion ... #Pleura #Sign #CT ... Lung #Pulmonary #diagnosis
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
- Differential Diagnosis ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR ... refer + order CT ... #Differential #Diagnosis
Empyema Necessitans (EN) on Chest POCUS

Pulmonary teaching case: you are called to the bedside of a
Necessitans (EN) on Chest ... - What’s the diagnosis ... infected pleural effusion ... erodes into the chest ... fluid into the chest
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Pericarditis) -> Chest ... Dyspnea, pleuritic chest ... pain, pleural effusion ... on CXR • RA inflammation ... signs #symptoms #diagnosis
Assessment of Chest Tube Drains
Stepwise assessment of Chest Tube Function
TUBE POSITIONING
 • Look at the CXR:
• Look at the CXR ... since a prior CXR ... suction to large effusions ... drainage of an effusion ... ChestTube #Drains #Diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Differential Diagnosis ... Miliary #Pattern #Chest ... #pulmonary #CXR ... #clinical #CT
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... evidence of a chest ... infiltrate (e.g., CXR ... , CT, ultrasound ... production, pleuritic chest
Pericardial effusion
Whenever we encounter a large heart figure, we should always be aware of the possibility
Pericardial effusion ... On the chest x-ray ... heart while on the CT ... Clinical #Radiology #CXR ... #CTChest #Pericardial