23 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease, ↓ chest ... #Hypoxia #Differential ... #pulmonary #Aa
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... Abnormalities • Chest ... #Hypoxia #Differential ... #Diagnosis #Algorithm
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... Bronchospasm, Pulmonary ... STAT CXR, CTA Chest ... diagnosis #Management #treatment ... #criticalcare
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... pneumonia • Water: pulmonary ... #Hypoxia #differential ... Diagnosis #Management #Algorithm ... #rapid #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... Left Shunt - Anatomic ... #Hypoxia #hypoxemia ... #differential #
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... • Obstructive: Pulmonary ... Dehydration Shock Treatment ... #Diagnosis #criticalcare ... #algorithm #treatment
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
consistent with pulmonary ... chest radiograph ... lung collapse, or pulmonary ... severity of the hypoxemia ... Criteria #Diagnosis #CriticalCare
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... administration of a ... can be caused by a ... also occur with a ... edema #causes #differential
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
are dealing with a ... , it is likely a ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... MultipleNodules #Nodules #Differential
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
defect (Type 1) or anatomic ... upright position • Hypoxemia ... Quantifies degree of hypoxemia ... cirrhosis • Intra-pulmonary ... ) on room air Treatment