11 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... • Interstitial lung ... Hypoventilation Syndrome ... #Hypoxia #Differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... Exam, POCUS (B-lines ... , lung sliding) ... STAT CXR, CTA Chest ... Management #treatment #criticalcare
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Left Shunt - Anatomic ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Distress Syndrome ... leading to increased pulmonary ... congestion with hypoxemia ... <300mmHg with a ... Diagnosis #Management #CriticalCare
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
the severity Acute ... Respiratory Distress Syndrome ... submassive PE) POCUS ... #differential # ... #POCUS #ultrasound
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... chest radiograph ... lobar collapse, lung ... severity of the hypoxemia ... Criteria #Diagnosis #CriticalCare
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... in the adjacent lung ... of the affected lung ... Immunoglobulins (Ig M, A, ... #differential #
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... D-lactate (short bowel syndrome ... M Methanol A ... Classically” noted with pulmonary ... or restrictive lung
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... cardiac output - Acute ... pulmonary edema ... - Compartment syndrome ... peritonitis - Acute
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... blood cells in the lung ... common causes of acute ... dyspnea, tachypnea, hypoxemia ... Embolism: • Acute