14 results
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
pHTN, Advanced COPD ... pHTN, Shock • Airway ... Disease: Asthma, COPD ... #hypoxia #Differential ... #Diagnosis #causes
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
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
Differential Diagnosis ... Anaphylaxis, Vocal cord ... : Heart failure, ... #Diagnosis #Causes ... #pulmonary
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Myocardium: - Heart failure ... : • Airways: ... - Asthma - COPD ... #dyspnea #sob #differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory Failure ... - Differential ... direction leads to hypoxemia ... , asthma, COPD, ... #hypoxia #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 #
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Hemangiomas • Vocal cord ... Anaphylaxis • Vocal cord ... #diagnosis #causes ... #pulmonary #airway ... #physicalexam
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
300 mL in 24h Airway ... carcinoid, Mets), COPD ... endocarditis), Heart failure ... #Diagnosis #pulmonary ... #causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
/Chronic renal failure ... , pain, fever, hypoxia ... Classically” noted with pulmonary ... lung disease (COPD ... hypoventilation) - Airway
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
consider infarction, hypoxia ... heart failure, ... because narrowed airways ... bronchitis, and COPD ... Breathing #Patterns #Pulmonary