24 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
For comparison, ... a normal loop is ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... #Normal #pulmonary
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
spirometry - FEV1 ... bronchodilator, Spirometry ... often normal or ... spirometry - FEV1 ... #comparison #Diagnosis
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
Overlap and COPD ... symptoms, and spirometry ... summary of the differential ... Diagnosis #Management #ACOPD ... #Differences #Algorithm
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... Disease (Asthma, COPD ... Defect ** • Atrial ... #Diagnosis #Algorithm
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
Hypoxia Hypoxemia - Partial ... pressure of arterial ... PaO2) is below normal ... hypoxia #hypoxemia #differential ... #diagnosis #comparison
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Abnormalities - Differential ... Diagnosis Algorithm ... Takayasu disease • Normal ... tamponade • AECOPD ... #Diagnosis #Algorithm
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Tachycardia - Differential ... Diagnosis Algorithm ... flutter • AV nodal ... #Tachycardia #Differential ... #Diagnosis #Algorithm
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Hypertension - Differential ... Diagnosis Algorithm ... Pulmonary Arterial ... Disease - Portal ... Hypoxemia: • COPD
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... Escape Rhythm Abnormal ... tachyarrhythmias #Cardiology #Differential ... #Diagnosis #Algorithm
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Diagnosis Algorithm ... Arrhythmia • Atrial ... #Dyspnea #SOB #Differential ... #Diagnosis #Algorithm