21 results
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
- Differential Diagnosis ... Malformation Normal ... CXR/CT • Hematemesis ... Abnormalities • CHF ... polyangiitis Vascular
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 ... Vascular Enlargement ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
The normal-sized ... heart and vascular ... the differential diagnosis ... #Clinical #Radiology ... #CXR #ChestXRay
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
Redistribution In a normal ... The pulmonary vascular ... during a period of CHF ... #Clinical #Radiology ... #CXR #CHF #Cephalization
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Framework NCPE Pathophysiology ... ischemic changes CXR ... vascular congestion ... Transfusion-related acute lung ... #cardiology
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... periphery of the lung ... may aid in the diagnosis ... confirmed with chest CT ... #photo #CXR #EmergencyMedicine
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
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... areas of low, normal ... #CT #Lung #Pulmonary ... #diagnosis #radiology
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
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
ATRA treatment Pathophysiology ... common • Imaging: CXR ... - pulmonary opacities ... sepsis), PE, DAH, CHF ... 500 mg QD until normal