16 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... Diagnosis #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Total Anomalous Pulmonary Venous Return (TAPVR)
 • Introduction
 • Classification
 • Pathophysiology of TAPVR
 • Presentation
Total Anomalous Pulmonary ... Classification • Pathophysiology ... Diagnosis • Chest ... Classic “snowman sign ... Total #Anomalous #Pulmonary
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Diagnosis #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Cardiogenic pulmonary ... Cardiogenic pulmonary ... #CTChest #LymphangiticCarcinomatosis ... #Differential #Comparison ... #Table #RadiologyAssistant
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Infarction and Pulmonary ... myocardial ischemia, chest ... Pericarditis #Symptoms #Signs ... #Presentation #comparison ... #Table #Diagnosis
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The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... left in order of relative ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic ... ILD #Findings #RadiologyAssistant
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Diagnosis and Management ... Lung Abscess Pathophysiology ... Lung Abscess Management ... Lung #Abscess #pulmonary ... differential #causes #management
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
Diagnosis and Management ... duodenum Clinical Signs ... Pathophysiology: ... first-line study - If negative ... Management: SURGERY
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... survival is 93-95% Pathophysiology ... Pulmonary: dyspnea ... , cough, chest pain ... #Signs #Symptoms
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Cardiogenic pulmonary ... Cardiogenic pulmonary ... Radiology #HRCT #CTChest ... Reticular #Pattern #Comparison ... #Table #RadiologyAssistant