14 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... comparison, a normal ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... #Normal #pulmonary
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
Asthma Chronic ... obstruction: • FEV1 ... lower limit of normal ... Reversibility on spirometry ... @PulmPEEPs #Asthma
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... and Diagnosis Asthma ... Exam: Usually normal ... spirometry - FEV1 ... spirometry - FEV1
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... Normal B. ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... #Patterns #pulmonary
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Flow Volume Loop Patterns ... and persevered FEV1 ... flow with reduced FEV1 ... nickmmark #FlowVolume ... pulmonary #PFTs #patterns
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 ... diagnosis of COPD, asthma ... of the type and pattern ... symptoms, and spirometry
Consensus diagnostic criteria for asthma-COPD overlap syndrome (ACOS) in patients with airflow limitation. COPD=chronic obstructive pulmonary
diagnostic criteria for asthma-COPD ... nitric oxide; FEV1 ... lower limit of normal ... OverlapSyndrome #Asthma
The 2019 Global Initiative for Asthma (GINA) treatment strategy figure for adults and adolescents, annotated to
Initiative for Asthma ... agonists; OCS: oral ... immunotherapy; FEV1 ... #GINA #Asthma #Management
Stepwise approach for managing asthma in youths greater than 12 years of age and adults as
approach for managing asthma ... of the National Asthma ... interference with normal ... a reduction in FEV1 ... If asthma is well
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
of Breathing Normal ... —20 per min in normal ... may show this pattern ... Causes include asthma ... #Breathing #Patterns