Urinary occult blood

The urine occult blood test measures the hemoglobin in the urine and also reflects the presence of abnormally increased red blood cells in the urine. Hematuria refers to ≥3 red blood cells per high-powered field of view in centrifuged urine, or more than 100,000 urinary red blood cell counts in non-centrifugal urine for more than 1 or 1 hour, or more than 500,000 urine sediment counts in 12 hours, all showing red blood cells in urine Abnormal increase is a common urinary system symptom. Basic Information Specialist classification: urinary examination classification: urine / kidney function test Applicable gender: whether men and women apply fasting: not fasting Analysis results: Below normal: Normal value: no Above normal: negative: normal. Positive: Found in various kidney diseases caused by hematuria, myoglobinuria, paroxysmal nocturnal hemoglobinuria, autoimmune hemolytic anemia, bladder stones and inflammation, blood group incompatibility hemolytic reaction, trauma and so on. Tips: Fresh morning urine should be used as much as possible. The urine that is randomly selected is preferably mid-stage urine. Women should avoid menstruation when taking urine specimens and should prevent vaginal secretions from mixing into the urine. Normal value negative. Clinical significance Positive in various kidney diseases caused by hematuria, myoglobinuria, paroxysmal nocturnal hemoglobinuria, autoimmune hemolytic anemia, bladder stones and inflammation, blood group incompatibility hemolytic reaction, trauma and so on. Positive results may be diseases: cystitis, autoimmune hemolytic anemia, paroxysmal nocturnal hemoglobinuria Note when checking: 1. Try to use fresh morning urine when doing this test. The urine that is randomly selected is preferably mid-stage urine. 2, women should avoid the menstrual period when taking urine specimens, should prevent vaginal secretions mixed into the urine, middle-stage urine is appropriate. 3. Use a clean and dry container for urine. It is better to use disposable urine cups and urine tubes provided by the hospital. The amount of urine used for routine testing should be about 10 ml and sent for inspection as soon as possible. Inspection process Inspection method: urine test. Not suitable for the crowd Menstrual women. Adverse reactions and risks no.

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