COPD Flashcards
What is COPD?
What is it a combination of?
What is it a response to?
Progressive airflow obstruction due to a combo of airway disease (chronic bronchitis) & parenchymal disease (emphysema)
Enhanced inflammatory response to particles (e.g. cigarette smoke)
What is chronic bronchitis?
Chronic productive cough for at least 3 months of the year for 2 or more consecutive years
What should be considered as an alternative cause of COPD in someone under 40?
Alpha 1 antitrypsin deficiency
What may be signs of COPD on ECG?
In which leads?
What would this indicate?
Peaked P waves
2, 3, aVF
Cor pulmonale (RVH)
What are 3 contraindications of spirometry?
Recent MI
Surgery
Unstable angina
What results are needed in spirometry?
3 consistent readings (within 100ml or 5% of each other)
What are 2 ways of assessing severity?
FEV1
MRC dyspnoea scale (grade 1-5)
With what MRC score should you consider pulmonary rehab?
MRC >3
What could a FBC show and why?
anaemia or secondary polycythaemia (to compensate for chronic hypoxia)
What is first line treatment for COPD?
SABA or SAMA
What must you do if prescribing a LAMA to someone on SAMA?
Discontinue the SAMA
What is step-up treatment for someone with asthmatic features?
LABA + ICS
e.g. simbacort
What is step-up treatment for someone without asthmatic features?
LABA + LAMA
e.g. enoro elipta
What advice would you give if someone is on a LABA + LAMA inhaler?
Wash mouth out after use to get rid of residue
What is triple therapy for COPD?
LABA + LAMA + ICS
e.g. trimbo