Leukocyte leu1+ means that the specimen is positive for leukocytes at 1+. Urine specimens may be associated with diseases such as urethritis and nephritis, and fecal specimens may be associated with diseases such as enteritis. leu is the abbreviation of leukocytes, + means positive, leukocytes leu1 + in urine, feces and other specimens in the specimen suggests that the specimen in the leukocyte increase, need to further clarify the cause of the disease. If leukocytes are elevated in urine specimens, it may be related to inflammatory diseases of the urinary system such as urethritis, cystitis, nephritis, etc. If leukocytes are elevated in fecal specimens, it may be related to infection of the intestine by bacteria and parasites. When leukocytes leu1+ are present in the specimen, the cause of the disease needs to be clarified under the guidance of a doctor so that it can be actively treated.