12 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest CT ... Reverse Halo Sign ... Halo Sign 6. ... #Pulmonary #ChestCT ... #radiology #CTChest
Polo Mint Sign on Chest CT
 • Partial filling defect in a blood vessel surrounded by
Polo Mint Sign on ... • DDx: PE, portal ... #Polo #Mint #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Abscess Pathophysiology ... necrosis (7-14 days later ... seen • Chest CT ... #Abscess #pulmonary
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... areas of low, normal ... #Head #Cheese #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
PA view
On the PA chest-film it is important to examine all the areas where the lung
the silhouette sign ... we will discuss later ... paravertebral abscess ... #Clinical #Anatomy ... #Radiology #CXR
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
cases Clinical Signs ... years - May have signs ... decreased reflexes Pathophysiology ... tissue damage - CXR ... involvement - CT
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... periphery of the lung ... In this case, pulmonary ... confirmed with chest CT ... #photo #CXR #EmergencyMedicine
Diffuse Systemic Sclerosis (Scleroderma)
 - Pulmonary Fibrosis -> Crackles, Abnormal CXR
 - Pulmonary Hypertension, Right Heart
Scleroderma) - Pulmonary ... Fibrosis -> Crackles, Abnormal ... CXR - Pulmonary ... #Scleroderma #pathophysiology ... #signs #symptoms
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... high-resolution chest CT ... - BAR >1.0 is abnormal
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
survival is 93-95% Pathophysiology ... granulomas within the lungs ... e.g. incidental CXR ... Pulmonary: dyspnea ... Diagnosis #Management #Signs