51 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
(e.g low cardiac ... carrying capacity (e.g ... cannot use oxygen (e.g ... #pulmonary #differential ... #diagnosis #causes
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... CNS depression (e.g ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential ... #Diagnosis #Management
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
disease (COPD) • Hypoxia ... • Pulmonary hypertension ... Management ... MAT #Cardiology #Diagnosis ... #ECG #EKG #Management
“H’s & T’s“ - The reversible causes of Cardiac Arrest 
Hypovolemia, Hypoxia/Hypoxemia, Hydrogen Ion Excess (Acidosis),
Hypovolemia, Hypoxia ... /Hypoxemia, Hydrogen ... #HsTs #acls #differential ... #diagnosis #arrest ... #management
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... Differential Diagnosis ... #Hyperacute #Hypoxemia ... #Hypoxia #Workup ... #diagnosis #Management
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... direction leads to hypoxemia ... intracardiac shunting (eg ... Respiratory #Failure #hypoxia ... Diagnosis #pulmonary
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... chest infiltrate (e.g ... Inflammation (e.g ... symptoms (e.g., ... signs (tachypnea, hypoxemia
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Diagnosis Algorithm ... Acquired Causes: • Hypoxia-driven ... : Cardiac/pulmonary ... altitude habitat • Hypoxia-independent ... Paraneoplastic (e.g
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... hemorrhage) - Pulmonary ... pathology (e.g. ... #Diagnosis #Table
Causes of Growth Discrepancy: Large for Gestational Age - Differential Diagnosis Algorithm
Maternal Factors:
 • Multiparity
 •
Gestational Age - Differential ... Diagnosis Algorithm ... co-morbidities (e.g ... Genetic disorder (e.g ... palsy secondary to hypoxia