Dr. Priyanka Teckchandani @DrTeck
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GrepMed Pulmonary and Critical Care Editor - Academic Hospitalist UC Davis Medical Center Internal Medicine, Pulmonary and Critical Care Medicine Fellow UC Irvine ‘22
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High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Bronchopneumonia High ... Sophia_Hayes_MD #High
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
HRCT = high-resolution
The pathogenesis of idiopathic pulmonary fibrosis. 1 – In an initiating phase, there is lung alveolar
dominates – driven by high ... myofibroblasts that express high
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Reservoir • High
Auto-PEEP 
What is Auto-PEEP?
 • Progressive air trapping & dynamic hyperinflation → ↑Palv at end expiration
e.g. asthma), or high
Chattering on ECMO
What is chattering? If you look closely at this video clip, the tubing is
pressure (which is high
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
low, normal and high
Titrating PEEP in ARDS
Key Principles:
1) The ideal PEEP optimizes alveolar recruitment and reduces atelectrauma, while minimizing
frequently 5) High-PEEP