27 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Defect ** • Atrial ... #Hypoxia #Differential ... #Diagnosis #Algorithm
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Secondary to chronic lung ... disease (COPD) • Hypoxia ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... Diagnosis Framework ... , atrial or ventricular ... #Differential # ... Diagnosis #pulmonary
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
AV block 1º - long ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
amphetamines) Toxic: • Radiologic ... Intracranial blood • Hypoxic ... #Hyperthermia #Differential ... Anesthesiology #Anesthesia ... #Checklist #Diagnosis
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
Breathing - exclude hypoxia ... rate, rhythm, perfusion ... consider intra-arterial ... alfentanil can be diagnostic ... Intraoperative #Checklist #Diagnosis
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemopericardium)- Differential ... Diagnosis Framework ... • Malignancy (e.g ... metastatic spread: lung ... #Diagnosis #cardiology
A Summary slide of Sinoatrial Rhythms 
 • Sinus Rhythm
 • Sinus Arrhythmia
- Wandering Atrial ... Blocks - SAB ... Sinoatrial #Rhythms #differential ... #diagnosis #cardiology ... #ekg #ecg
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Embolism, Obstructive Lung ... , Interstitial Lung ... #pulmonary #Hypoxia ... #hypoxemia #differential ... #diagnosis
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... Sinus Syndrome • SA ... in a setting of long ... #Differential #