111 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Upper #Lower #RadiologyAssistant
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Reverse Halo Sign ... ARDS 3. ... #Pulmonary #ChestCT ... #radiology #CTChest
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... CT • Distinct pulmonary ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
- Respiratory symptoms ... week of a known clinical ... new or worsening symptoms ... lobar collapse, lung ... : - Mild -
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
proximally to arms ... skin thickening Signs ... and Symptoms: ... : ILD (interstitial ... lung disease),
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... ) Day 2 - some pulmonary ... involvement, with “white lung ... #Clinical #Radiology ... CXR #ChestXRay #ARDS
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
consolidation is pulmonary ... Look for other signs ... infection, ARDS ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
in the proper clinical ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Typical UIP with honeycombing and traction bronchiectasis in a patient with idiopathic pulmonary fibrosis (IPF) #Clinical
with idiopathic pulmonary ... fibrosis (IPF) #Clinical ... #Radiology #CTChest ... #UIP #IPF #ILD ... #RadiologyAssistant