11 results
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Stridor - Upper airway ... Epiglottitis • Vocal cord ... pneumothorax, COPD ... compliance (e.g., flail ... #Hypoxia #differential
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Differential Diagnosis ... pHTN, Advanced COPD ... pHTN, Shock • Airway ... Disease: Asthma, COPD ... #hypoxia #Differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... perfusion Mismatch • Airway ... Disease (Asthma, COPD ... #Hypoxia #Differential
Wheezing - Differential Diagnosis Framework - Not all that wheezes is asthma
Vibrations of turbulent flow against
against narrowed airway ... - Anaphylaxis, Paradoxical ... vocal cord motion ... , Vocal cord edema ... bronchi: - Asthma/COPD
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... of Dyspnea: • Airways ... - Asthma - COPD ... - Obesity - Flail ... #dyspnea #sob #differential
An Algorithm for the Diagnosis of Wheezing and Stridor

Stridor: Louder, constant-pitch sound over central airways
Wheezing: Musical
sound over central airways ... fold paralysis, Paradoxical ... Bronchoconstriction: Asthma, COPD ... Peribronchial pulmonary ... Noisy #Breathing #differential
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Hemangiomas • Vocal cord ... Anaphylaxis • Vocal cord ... diagnosis #causes #pulmonary ... #airway #physicalexam
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... • Asthma • COPD ... Pneumothorax • Upper airway ... obstruction • Paradoxical ... Tachypnea #Hyperpnea #Differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... obstruction • COPD ... polycythemia from chronic hypoxia ... Physical stigmata of cor ... #differential #
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
, pain, fever, hypoxia ... Classically” noted with pulmonary ... with associated hypoxia ... lung disease (COPD ... hypoventilation) - Airway