12 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Obstruction • Asthma ... • COPD • Bronchiectasis ... Pleural Abnormalities ... Pneumonia • ARDS • COPD
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... Acute: Trauma, COPD ... exacerbation, Asthma ... : Asthma, COPD, ... : Tumor, Vocal cord
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Airway Disease (Asthma ... , COPD) • Vascular ... • Chest Wall Abnormalities ... Diagnosis #Algorithm #Causes
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
COPD phenotypes: ... stereotypical forms of COPD ... is similar to asthma ... overlap syndrome of COPD ... #Diagnosis #COPD
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Abnormalities in ... has several causes ... asthma, chronic ... bronchitis, and COPD ... #Pulmonary #Abnormalities
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Diagnosis Algorithm Pulmonary ... Hypoxemia: • COPD ... Sleep-Disordered Breathing ... Metabolic Disorders Chronic
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
20/min, shallow breathing ... > 20/min, deep breathing ... Pulmonary Causes ... Tachypnea: • Asthma ... • COPD • Pneumonia
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... lung sliding COPD ... or Asthma: - ... submassive PE) POCUS ... #signs #Lung #POCUS
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation causes ... Most Common Causes ... obstruction • COPD ... Physical stigmata of cor ... the airway • Treating
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... tubular acidosis/Chronic ... Classically” noted with pulmonary ... lung disease (COPD ... , OSA, Asthma, Obesity