25 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Arterial Hypertension ... Defect ** • Atrial ... #Causes #Pulmonary
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... disease (COPD) • Hypoxia ... • Pulmonary hypertension ... #Multifocal #Atrial ... #ECG #EKG #Management
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
oxygen dissolved in arterial ... hemoglobin in arterial ... oxygen content of arterial ... (e.g low cardiac ... #diagnosis #causes
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... common finding) • Atrial ... also a result of atrial ... #EKG #Pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... High altitude (eg ... Intrapulmonary shunting (eg ... intracardiac shunting (eg ... , atrial or ventricular
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Algorithm Pulmonary ... Arterial Hypertension ... Disease - HIV Left-Sided ... Disease and/or Hypoxemia
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Pulmonary arterial ... arterial hypertension ... due to left heart ... disease and/or hypoxia ... #Differential #Causes
Adult ACLS - Cardiac Arrest Algorithm - AHA 2020
CPR Quality:
 • Push hard (at least 2
recommendation (eg ... • Spontaneous arterial ... waves with intra-arterial ... Reversible Causes ... • Hypovolemia, Hypoxia
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
life-threatening causes ... Pneumothorax • Pulmonary ... Initial workup: • EKG ... • CBC, BMP, LET ... , PT. aPTT • Serial
Adult Cardiac Arrest - ACLS Circular Algorithm - AHA 2020
CPR Quality:
 • Push hard (at least
recommendation (eg ... • Spontaneous arterial ... waves with intra-arterial ... Reversible Causes ... • Hypovolemia, Hypoxia