9 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)
Exam: Usually normal ... spirometry - FEV1 ... bronchodilator, Spirometry ... spirometry - FEV1 ... #Asthma #COPD #comparison
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
obstruction: • FEV1 ... 0.70 or lower • FEV1 ... lower limit of normal ... Reversibility on spirometry ... or greater in FEV
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
curves comparing normal ... commonly available spirometers ... Diagnosis #Pulmonary #Spirometry ... #Restrictive #Normal ... #Comparison
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Normal B. ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
The 2019 Global Initiative for Asthma (GINA) treatment strategy figure for adults and adolescents, annotated to
agonists; OCS: oral ... immunotherapy; FEV1 ... StepUp #Treatment #Algorithm
Medical Treatment Algorithm for Chronic Obstructive Pulmonary Disease
Initial medical treatment of chronic obstructive pulmonary disease (COPD)
Medical Treatment Algorithm ... outpatient setting with oral ... assessment test; FEV1 ... COPD #Treatment #Algorithm
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
captured beats (normal ... hybrid complex of normal ... Brugada algorithm ... Aberration #Aberrancy #Comparison
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Differential Diagnosis Algorithm ... Abnormal Chest ... Obstructive Disease (FEV1 ... Differential #Diagnosis #Algorithm