19 results
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia - Workup ... (JVP, edema), Lung ... STAT CXR, CTA Chest ... Therapeutics: Airway ... #treatment #criticalcare
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Airway Changes ( ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Hypoxia • Dyspnea ... in the adjacent lung ... of the affected lung ... parenchyma Diagnosis ... #differential #diagnosis
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
in obstructive lung ... exacerbation (cardiogenic pulmonary ... increased WOB, dyspnea ... status • Won't Work ... #indications #criticalcare
Bronchus Sign on Chest CT
 • Airway leading directly to a peripheral lung nodule or mass
CT • Airway leading ... to a peripheral lung ... Bronchus #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... - Differential Diagnosis ... Less common since cART ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
History: cough, dyspnea ... inflammatory debris-small airways ... other processes Workup ... strep, HIV • CTD workup ... #ILD #diagnosis
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... is a possible diagnosis ... obstruction of small airways ... leading to pulmonary ... #Clinical #Radiology
Signet Ring Sign on Chest CT
 • Prominently dilated airway compared to its accompanying pulm vessel.
Signet Ring Sign on Chest ... Prominently dilated airway ... Ring #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
, non-tapering airways ... extending to the lung ... Track #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical