59 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... ARDS 3. ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
DDx: PAP, pulm edema ... pna, pulm hge, ARDS ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
involvement, with “white lung ... the differential diagnosis ... of pulmonary oedema ... #Clinical #Radiology ... #CXR #ChestXRay
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
on Chest CT • ... DDx: pna, pulm edema ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
: Clinical Cheat ... edema must be present ... be detected on CT ... or CXR ● PaO2/ ... Summary #CheatSheet #Diagnosis
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
edema due to heart ... Look for other signs ... infection, ARDS ... #Diagnosis #Radiology ... #Pulmonary #CXR
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Diagnosis Framework ... ischemic changes CXR ... distress syndrome (ARDS ... Transfusion-related acute lung ... #diagnosis #cardiology