34 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... ARDS 3. ... Organizing Pneumonia ... #radiology #CTChest ... #diagnosis
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
CTAir surrounding ... cavity • DDx: ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... cavitary infiltrates ... Infections #HIV #AIDS ... #pulmonary #differential
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... Actinomyces spp., NHL; Lung ... • Cavitary disease ... #diagnosis #chestCT ... #radiology
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
: Clinical Cheat ... leading to increased pulmonary ... be detected on CT ... oxygenation in pneumonia ... Summary #CheatSheet #Diagnosis
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Radiology • Miliary ... throughout the lungs ... #Radiology #differential ... #diagnosis #pulmonary ... #CT
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
involvement, with “white lung ... normal-sized heart and ... structures help in the differential ... diagnosis of pulmonary ... #Clinical #Radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... the diagnosis in ... the proper clinical ... #Clinical #Radiology ... #SepticEmboli #Cavity
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
hemorrhage • Pus: pneumonia ... atelectasis • Lung ... encephalopathy, central sleep ... Hypoxemia #Hypoxia #differential ... #Diagnosis #Management
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... pna, pulm hge, ARDS ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical