18 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 ... Consolidation 7. ... Vascular Enlargement ... #Pulmonary #ChestCT ... #diagnosis
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Algorithm Massive ... Malformation Normal CXR ... Abnormalities • CHF ... polyangiitis Vascular
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
consolidations ... involvement, with “white lung ... normal-sized heart and vascular ... the differential diagnosis ... #CXR #ChestXRay
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 ... which are probably consolidations ... #Clinical #Radiology ... #CXR #CTChest #
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
is a radiologic sign ... periphery of the lung ... may aid in the diagnosis ... confirmed with chest CT ... #CriticalCare #
CT Angiogram Sign on Chest CT
 • Prominent pulm vessels traversing through an area of parenchymal
CT Angiogram Sign ... of parenchymal consolidation ... CTAngiogram #Angiogram #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... CT • Central GGO ... circumferential denser consolidation ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... a parenchymal consolidation ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
vascular permeability ... be detected on CT ... or CXR ● PaO2/ ... Summary #CheatSheet #Diagnosis ... #Management #CriticalCare
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF ... #CT #Lung #Pulmonary ... #diagnosis #radiology