5814 results
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 ... • Increase of FEV1 ... or greater in FEV ... PulmPEEPs #Asthma #diagnosis
Classic (2009) Spirometric GOLD Classification of COPD Severity Based on Postbronchodilator FEV
#Diagnosis #Pulmonary #COPD #GOLD #Staging
Postbronchodilator FEV ... #Diagnosis #Pulmonary ... Classification #FEV1
GOLD 2009 guidelines for therapy at each stage of COPD
#Diagnosis #Management #Pulmonary #COPD #GOLD #Staging #Severity
stage of COPD #Diagnosis ... Classification #FEV1
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
and persevered FEV1 ... flow with reduced FEV1 ... PFTs #patterns #diagnosis
Consensus diagnostic criteria for asthma-COPD overlap syndrome (ACOS) in patients with airflow limitation. COPD=chronic obstructive pulmonary
Consensus diagnostic ... nitric oxide; FEV1 ... limit of normal #Diagnosis
GOLD2017 - The refined ABCD assessment tool. FEV1: forced expiratory volume in 1 s; FVC: forced vital
FEV1: forced expiratory ... #Diagnosis #Pulmonary
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Presentation and Diagnosis ... abnormal spirometry - FEV1 ... abnormal spirometry - FEV1 ... COPD #comparison #Diagnosis
Chronic Obstructive Pulmonary Disease (COPD)
 • COPD Definition
 • Role of PFTs
 • COPD Classification and
post-bronchodilator FEV1 ... Disease #COPD #diagnosis
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
available 2) FEV1 ... Interpretation #Algorithm #diagnosis
Causes of Chronic Cough - Differential Diagnosis Algorithm

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