12 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... MatthewHoMD #Hypoxemia ... #Hypoxia #Differential ... #pulmonary #Aa
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... and Management Differential ... , STAT CXR, CTA ... #Hyperacute #Hypoxemia ... #Hypoxia #Workup
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... UnremarkableLab #AA ... #Hypoxia #hypoxemia ... #differential # ... diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... , pain, fever, hypoxia ... Classically” noted with pulmonary ... with associated hypoxia ... #Gas #VBG #differential
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
Diagnosis is generally ... based on three ... infiltrate (e.g., CXR ... signs (tachypnea, hypoxemia ... #Pulmonolary
Based on the images alone, it is usually not possible to determine the cause of the
Based on the images ... considered, like acute ... between these chest ... #Clinical #Diagnosis ... #Radiology #CXR
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Differential Diagnosis ... Respiratory Acid-Base ... Hypoxemia or tissue ... hypoxia: High altitude ... , Pneumonia, pulmonary
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... be present on a chest ... pleural effusions, lobar ... severity of the hypoxemia ... Definition #Criteria #Diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... polycythemia from chronic hypoxia ... parenchyma Diagnosis ... #differential # ... diagnosis
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... Diagnosis Framework ... common causes of acute ... dyspnea, tachypnea, hypoxemia ... #diagnosis #NCPE