7 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
on Chest CT 1. ... ARDS 3. ... Consolidation 7. ... #Lung #Pulmonary ... #ChestCT #radiology
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
distribution of consolidation ... periphery of the lung ... most typical of pulmonary ... #Diagnosis #Radiology ... #CXR #Batwing #
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
consolidations ... involvement, with “white lung ... the differential diagnosis ... #Clinical #Radiology ... #CXR #ChestXRay
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... Diffuse - perihilar (batwing ... more than one pattern ... #Diagnosis #Radiology ... #Pulmonary #CXR
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... throughout the lungs ... #pulmonary #CXR ... #clinical #CT
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... ground glass or consolidative ... sparing of the lung ... seen on chest CT ... • IF staining patterns
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... Cryptococcal Ag, Urine ... HIVAIDS #workup #diagnosis