7 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
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
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
may show this pattern ... Obstructive Breathing ... Causes include asthma ... , chronic bronchitis ... #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 ... PaCO2, causing chronic ... is similar to asthma ... #BlueBloaters #Comparison
►
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Differential Diagnosis Algorithm ... Abnormal Chest ... Bronchiectasis Obstructive ... FVC < LLN): • Asthma ... Lower Airway: • Asthma
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma ... , chronic rhinosinusitis ... Glomerulonephritis, arthritis, obstructive ... - (C-ANCA) pattern ... - (P-ANCA) pattern