9 results
Chest XRay Atelectasis Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Atelectasis #Pattern #Differential #Algorithm #RadiologyAssistant
Chest XRay Atelectasis ... Pattern - Differential ... Algorithm #Diagnosis ... #Radiology #Pulmonary ... #CXR #Atelectasis
Here are the most common examples of these four patterns on a chest x-ray (click image
on a chest x-ray ... mass - Solitary Pulmonary ... Multiple Masses Atelectasis ... #Diagnosis #Clinical ... #Radiology #CXR
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
CT • Patent airways ... edema, severe ILD ... non-obstructive atelectasis ... #Lung #Pulmonary ... #diagnosis #radiology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
CT • Parallel, ... bronchiectasis, CF ... , ILD, necrotizing ... #Lung #Pulmonary ... #diagnosis #radiology
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... #Radiology #Pulmonary ... #HRCT #CTChest ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
The dominant pattern ... these non-specific CT ... broad differential diagnosis ... #Clinical #Radiology ... #CTChest #RBILD
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
with a benign pattern ... scanning at 3, 6, 12 ... definitive tissue diagnosis ... #CTChest #Fleischner ... Society #Followup #Pulmonary
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... treat - Calcium > 12 ... renal failure, pulmonary ... Oncology #HemeOnc #Diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Several of the diagnoses ... trauma are diagnosed ... radiograph pattern ... particularly ribs 9-12 ... #Radiology #CTChest