Date post: | 06-Nov-2015 |
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Bronchial AsthmaAndriy Lepyavko, MD, PhDDepartment of Internal Medicine 2
Methods of investigationObjectively: Tachypnoe with prolonged expiration, wheezing, dry ralesSputum analysis: eosinophils, Kurshman spirals (mucus from small bronchi), Sharko-Leiden crystals (enzymes of eosinophils)General blood analysis: mild leucocytosis, eosinophiliaSpyrometry: decreased FVC, FEV1, FEV1/FVC, increased daily variability
Comparative Flow-Volume Loops at Asthma
Image: http://www.nhlbi.nih.gov/health/dci/Diseases/Asthma/Asthma_WhatIs.html
Figure A: location of lungs in the body and airways in the lungs.
Figure B: a normal, non-asthmatic airway.
Figure C: an airway during asthmatic symptoms. The airway is narrowed, limiting air flow. Tightened muscles constrict air flow, as do inflamed and thickened airways. Excess mucus clogs the airway.*