13 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 ... Reverse Halo Sign ... Halo Sign 6. ... Organizing Pneumonia ... #Pulmonary #ChestCT
Good example of 'shred sign' in a patient with fever, cough and shortness of breath. 

This
example of 'shred sign ... on CXR/CT imaging ... eabramsMD #Shred #sign ... photo #ultrasound #lung ... #pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... infiltrate (e.g., CXR ... , CT, ultrasound ... chest pain) and signs ... #Pneumonia #Venn
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... • CT: Halo sign ... : • Upper lung ... cough, myalgia • Lung ... Infections #HIV #AIDS #pulmonary
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
injury, leading ... to increased pulmonary ... be detected on CT ... or CXR ● PaO2/ ... oxygenation in pneumonia
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... diffuse inhalational injury ... rarely typical pneumonia ... #CXR #clinical ... #CT
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF ... #Tram #Track #Sign ... #CT #Lung #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
bronchial wall injury ... Nasal polyps and signs ... in the adjacent lung ... of the affected lung ... high-resolution chest CT
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Community Acquired Pneumonia ... Signs/Symptoms: ... radiograph or CT ... Yield of blood CX ... Management #treatment #Pulmonary
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 ... In this case, pulmonary ... confirmed with chest CT ... #photo #CXR #EmergencyMedicine