12 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... For comparison, ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... #Patterns #Comparison
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... Normal B. ... Stem Bronchial Obstruction ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
curves comparing normal ... , obstructive, and ... commonly available spirometers ... #Restrictive #Normal ... #Comparison
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... and Diagnosis Asthma ... spirometry - FEV1 ... often normal or ... #COPD #comparison
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
Asthma Chronic ... used to identify obstruction ... lower limit of normal ... Reversibility on spirometry ... @PulmPEEPs #Asthma
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
therapies for Asthma ... , Asthma-COPD Overlap ... of the type and pattern ... symptoms, and spirometry ... #Differences #Algorithm
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Differential Diagnosis Algorithm ... Unequal/DeIayed: • Obstructive ... Takayasu disease • Normal ... Exacerbation of Asthma ... Differential #Diagnosis #Algorithm
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
of Breathing Normal ... may show this pattern ... Obstructive Breathing ... Causes include asthma ... #Breathing #Patterns
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
clearance and airway obstruction ... maintain a near-normal ... is similar to asthma ... obesity plus airflow obstruction ... #BlueBloaters #Comparison
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Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... evaluation of the pattern ... extrahepatic biliary obstruction ... #Algorithm #Hepatology