13 results
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 Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Obstruction • Asthma ... • COPD • Bronchiectasis ... Pneumonia • ARDS • COPD ... Metabolic Acidosis #Chronic
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Diagnosis Algorithm Ventilation ... Airway Disease (Asthma ... , COPD) • Vascular ... 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
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
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
diffusion defects) VENTILATION ... perfusion (Q) and ventilation ... matching adequate ventilation ... : Pneumonia, asthma ... , COPD, pulmonary
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
has a number of causes ... has several causes ... asthma, chronic ... bronchitis, and COPD ... #Pulmonary #Abnormalities
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
In COPD, decreases ... exacerbation (cardiogenic pulmonary ... edema) • COPD ... patients (ie., CHF or COPD ... failure (ie.. asthma
ASV - Adaptive Support Ventilation Summary
Basic Set Parameters:
  1) Target MV (80-120%)
  2) PEEP
no significant pulmonary ... patients with ARDS, COPD ... , asthma or other ... delivered breaths Casey ... #pulmonary