10 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease, ↓ chest ... MatthewHoMD #Hypoxemia ... #Hypoxia #Differential
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Abnormalities • Chest ... Abnormalities #Hypoxemia ... #Hypoxia #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Weakness, Loss of Chest ... Elasticity (flail chest ... arterial #pulmonary #Hypoxia ... #hypoxemia #differential
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Differential Diagnosis ... Hypoxemia or tissue ... hypoxia: High altitude ... Stimulation of chest ... Hemothorax, Flail chest
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... infiltrates on chest ... dyspnea, tachypnea, hypoxemia ... scattered crackles, chest ... edema #causes #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... Loss of weight • Chest ... polycythemia from chronic hypoxia ... high-resolution chest ... Bronchiectasis #pulmonary #differential
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
• Pleuritic chest ... (LR + 2.7) • Hypoxia ... Uremia (blood urea ... infiltrate by chest ... + macrolide or respiratory
RN-CHAMPS Mnemonic for Types of Shock

R - Respiratory - Flail Chest, Tension Pneumothorax, Pleural Effusion, Hypoxemia
of Shock R - Respiratory ... - Flail Chest, ... Pleural Effusion, Hypoxemia ... Mnemonic #Acronym #Differential
Toaster Electrocution Electrical Injury
Primary determination of injury extent = amount of CURRENT flowing through body.
VARIABLES: voltage,
those in cardiac/respiratory ... Persistent chest ... paresthesias, or hypoxia ... do NOT recreate video ... Injury #clinical #video