21 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Lung Findings on Chest ... CT 1. ... ARDS 3. ... Organizing Pneumonia ... #diagnosis
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Attenuation on Chest ... attenuation seen on a chest ... , HP, COP https ... #Lung #Pulmonary ... #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... consolidation • DDx: COP ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
proteinosis, but later ... pneumonia (COP/ ... heart failure, ARDS ... , AIP) #Clinical ... #Radiology #CTChest
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... , C3, C4, anti-CCP ... • CXR (diffuse ... high resolution chest ... CT • Bronchoscopy
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
: Clinical Cheat ... leading to increased pulmonary ... be detected on CT ... or CXR ● PaO2/ ... Summary #CheatSheet #Diagnosis
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
heart failure, COPD ... Evaluation: Imaging (CXR ... +/- High res CT ... chest scan), CBC ... HIVAIDS #workup #diagnosis
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Crazy Paving on Chest ... pna, pulm hge, ARDS ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary ... #clinical
Polo Mint Sign on Chest CT
 • Partial filling defect in a blood vessel surrounded by
Chest CT • Partial ... a rim contrast material ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Organizing pneumonia ... (OP) - multiple ... #Clinical #Diagnosis ... #Radiology #CXR