Figure 1From: R ole of interleukin 4 and its receptor in clinical presentation of chronic extrinsic allergic alveolitis: a pilot studyPositive correlation between HRCT interstitial score and IL4R BALF concentrations in chronic EAA patients. BALF,bronchoalveolar lavage fluid; EAA, extrinsic allergic alveolitis; HRCT, high resolution computed tomography; IL-4R, interleukin 4 receptor (pg/ml).Back to article page