7 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Airway Disease (Asthma ... Hypothyroidism Peripheral ... Abnormalities #Hypoxemia ... #Hypoxia #Differential
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Respiratory Acidosis ... obstruction • COPD, asthma ... CO2 production Respiratory ... alkalosis drive • Hypoxemia ... acidbase #workup #algorithm
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... , pain, fever, hypoxia ... Classically” noted with pulmonary ... with associated hypoxia ... disease (COPD, OSA, Asthma
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Hypoxemia or tissue ... hypoxia: High altitude ... , Pneumonia, pulmonary ... Cardiac failure, Pulmonary ... : Obstruction, Asthma
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
Hypophosphatemia and Hypoxia ... tissues--> Tissue hypoxia ... acidosis. ... #hypoxia #pathophysiology ... #pulmonary
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
usually: - hypoxemia ... patient with shock/hypoxemia ... hypoperfusion/ hypoxemia ... Seizures - Severe asthma ... Oxygen Content: - Hypoxemia
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
and metabolic acidosis ... consider infarction, hypoxia ... due to metabolic acidosis ... Causes include asthma ... Breathing #Patterns #Pulmonary