Eosinophiluria is the abnormal presence of eosinophils in the urine. It can be measured by detecting levels of eosinophil cationic protein. [1]
It can be associated with a wide variety of conditions, including:
Eosinophiluria (>5% of urine leukocytes ) is a common finding (~90%) in antibiotic-induced allergic nephritis, however, lymphocytes predominate in allergic interstitial nephritis induced by NSAIDs. Eosinophiluria is a feature of atheroembolic ARF.[ citation needed ]