8 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... Airway Disease (Asthma ... , COPD) • Vascular ... #Causes #Pulmonary
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... exacerbation, Asthma ... : Asthma, COPD, ... Neuromuscular • Acute: Stroke ... : Metabolic acidosis
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... Obstruction • Asthma ... • Metabolic Acidosis ... #Causes
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Acid Base and Blood ... obstruction • COPD ... , asthma, ↓ Drive ... alkalosis drive • Hypoxemia ... acidbase #workup #algorithm
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Classically” noted with pulmonary ... lung disease (COPD ... , OSA, Asthma, Obesity ... bloodgas #Acid #Base
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Bronchitis • Chronic ... disease • Asthma ... • Metabolic acidosis ... #Causes
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Respiratory Acid-Base ... Hypoxemia or tissue ... morphine, sedatives), Stroke ... : Obstruction, Asthma ... differential #diagnosis #causes
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
and metabolic acidosis ... consider infarction, hypoxia ... asthma, chronic ... bronchitis, and COPD ... Breathing #Patterns #Pulmonary