22 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Algorithm Ventilation ... Hypoventilation Syndrome ... #Diagnosis #Algorithm
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... - Differential Diagnosis ... obesity-hypoventilation syndrome ... hepatopulmonary syndrome ... #Diagnosis #pulmonary
Comparison of Pathologic Breathing Patterns
Biot's respiration aka ataxic respiration:
 - Periodic breathing: hyperpnea (or normopnea) and
Comparison of Pathologic ... Apnea - Sleep/Hypoxemia ... of the brain (respiratory ... #pulmonary #diagnosis ... #comparison #biots
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome ... consistent with pulmonary ... severity of the hypoxemia ... Definition #Criteria #Diagnosis ... #CriticalCare
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... #Hypoxia #hypoxemia ... #differential #diagnosis
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
- Differential Diagnosis ... Algorithm Neurocardiogenic ... , defecation) Respiratory ... : • Pulmonary ... Embolism • Hypoxia
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
patient with a diagnosis ... positional dyspnea and hypoxemia ... observe how the respiratory ... video #breathing #respiratory ... #pulmonary
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... Distress Syndrome ... congestion with hypoxemia ... Summary #CheatSheet #Diagnosis ... #Management #CriticalCare
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
- Differential Diagnosis ... Algorithm Cardiac ... • Acute Respiratory ... Distress Syndrome ... #Algorithm #causes
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Presentation and Diagnosis ... curve, Low peak expiratory ... Hyperresonance, Hypoxemia ... #Asthma #COPD #comparison ... #Diagnosis #pulmonary