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

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... CNS depression (e.g ... wall compliance (e.g ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
High altitude (eg ... direction leads to hypoxemia ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... Respiratory #Failure #hypoxia
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Acquired Causes: • Hypoxia-driven ... : Cardiac/pulmonary ... altitude habitat • Hypoxia-independent ... Paraneoplastic (e.g
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Hyperthermia #Differential ... Diagnosis #Management #Workup
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
usually: - hypoxemia ... by excretion (e.g ... its metabolism (e.g ... patient with shock/hypoxemia ... hypoperfusion/ hypoxemia
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
Intraoperative Hypoxia ... of unexpected hypoxia ... is secondary to hypoxia ... blood gas, 12-lead ECG ... AND ACTIONS • Hypoxia
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
, tachycardia, hypoxemia ... Consider thrombolysis e.g ... over 2 h (>65 kg ... Intraoperative #Checklist ... Diagnosis #Management #Workup
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Myasthenic Crisis Checklist ... Phos), CBC with differential ... - Infectious workup ... oral secretions (e.g ... subjective dyspnea, etc
Cardiac Arrest - Guidelines for Crises in Anaesthesia

The probable cause is one or more of: something
• Check ECG rhythm ... 4 H’s, 4 T’s: Hypoxia ... CardiacArrest #Checklist ... #Differential # ... Diagnosis #Management #Workup