17 results
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
pneumothorax, COPD ... asthma • Pleural disease ... 12 / shallow breathing ... Hypoventilation: • CNS ... compliance (e.g., flail
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Algorithm Pulmonary ... Hypoxemia: • COPD ... Sleep-Disordered Breathing ... #Algorithm #Causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Wall Elasticity (flail ... Obstructive Lung Disease ... , Interstitial Disease ... #differential #diagnosis
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential Diagnosis ... Algorithm by A-a ... Hypoventilation: CNS ... neuromuscular disease ... #Algorithm #pulmonary
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... - Differential Diagnosis ... Algorithm Pericardial ... • Sub-Valvular Disease ... #Algorithm #Causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Algorithm Ventilation ... (Asthma, COPD) ... #Algorithm #Causes
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... - Differential Diagnosis ... Pulmonary/Chest ... Acute: Trauma, COPD ... hernia, Obesity CNS
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
restrictive lung disease ... bronchitis, and COPD ... #Pulmonary #Abnormalities ... #Abnormal #Diagnosis ... #PhysicalExam
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Algorithm Hypovolemic ... treat underlying cause ... Pulmonary Diseases ... , CNS Disease, Meds ... #Algorithm #diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... Interstitial lung diseases ... gravity-dependent gradients ... Pneumonia, asthma, COPD ... #Differential #Diagnosis