A patient with asthma develops elevated eosinophils. Which protein is released by eosinophils that damages epithelial cells?
Show answer and explanation
Correct answer: Major basic protein
Major basic protein from eosinophils damages airway epithelium in atopic asthma. It contributes to airway inflammation.
Keep practicing
More Respiratory Conditions questions
- A COPD patient has chronic hypercapnia. What is the main drive for respiration in such cases?
- A 62-year-old man with a 40-pack-year smoking history presents with chronic productive cough and dyspnea. His FEV1/FVC ratio is reduced. Wh…
- A 25-year-old woman presents with wheezing, chest tightness, and cough triggered by exposure to pollen. Which of the following best explain…
- A COPD patient has a markedly decreased diffusion capacity (DLCO). Which subtype of COPD is this most consistent with?
- A 7-year-old with asthma has a pulsus paradoxus during an acute exacerbation. What is the mechanism?
- A 58-year-old man with emphysema has hyperinflated lungs. Which physiologic change explains this?