10 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
of Lung Findings ... on Chest CT 1. ... Subpleural Curvilinear Lines ... #Lung #Pulmonary ... radiology #CTChest #diagnosis
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... linear branching pattern ... • DDx: NTM, atypical ... #CT #Lung #Pulmonary ... #diagnosis #radiology
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... - Tree-in-bud ... Lung #Signs #Pulmonary ... #Diseases #diagnosis ... #differential #
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Differential Bilat ... B lines/lung sliding ... : Pulmonary edema ... but need to know ... NOT definitively diagnose
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Bronchiectasis - Tree-in-bud ... abscessus • Line ... Diagnosis Of NTM ... Imaging, high res CT ... #Infections #differential
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... throughout the lungs ... Tuberculosis, NTB ... #diagnosis #pulmonary ... CXR #clinical #CT
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... symptoms (not-optimal but ... sparing of the lung ... seen on chest CT ... • IF staining patterns
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Infection: TB, NTM ... in the adjacent lung ... high-resolution chest CT ... #differential # ... diagnosis
Causes of no Lung Sliding - Differential Diagnosis
 • Massive atelectasis - If the lung is
Sliding - Differential ... Diagnosis • Massive ... patient isn't breathing ... Differential #Diagnosis ... #Causes #pulmonary
Handlebar Traumatic Injury 
Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
She is sent to CT ... ecchymosis BOTTOM LINE ... and/or delayed diagnosis ... Keep this injury pattern ... on your differential