13 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease, ↓ chest ... #Hypoxia #Differential ... #pulmonary #Aa
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Differential Diagnosis ... edema), Lung Exam, POCUS ... STAT CXR, CTA Chest ... #diagnosis #Management ... #treatment #criticalcare
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Rapid Response Management ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... #Hypoxia #differential ... #Diagnosis #Management
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... UnremarkableLab #AA ... #differential # ... diagnosis
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical Cheat ... congestion with hypoxemia ... be detected on CT ... Summary #CheatSheet #Diagnosis ... #Management #CriticalCare
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
be present on a chest ... computed tomographic (CT ... severity of the hypoxemia ... Definition #Criteria #Diagnosis ... #CriticalCare
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... chest to evaluate ... typically seen on chest ... CT ... #diagnosis #management
Endocarditis checklist
Initial evaluation
 • Peripheral blood cultures (three sets at three different sites)
 • Additional culture
TTE +/- TEE) • Chest ... CT scan, if suspect ... endocarditis w/ septic pulmonary ... Endocarditis #checklist #criticalcare ... #diagnosis #management
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... high-resolution chest ... CT) • Broncho-arterial ... #differential # ... diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
disease: Pleuritic chest ... level seen • Chest ... CT Lung Abscess ... treatment until the chest ... Lung #Abscess #pulmonary