Urinary mandelic acid
The catecholamine is almost completely metabolized in the body and the product is VMA. The metabolic pathway has two fractions of CA acting on monoamine oxidase to produce p-dihydroxymymondic acid. Most of the CA is converted to 3-methoxy-adrenalin or norepinephrine by CA-O-methyltransferase. Finally become VMA. 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: No clinical significance. Normal value: Urinary amygdalin: 2-6mg/24h urine Above normal: Hypertension, nephritis, kidney failure. negative: Positive: Warm reminder: Severe exercise is forbidden. The licorice, raw ketone, amphetamine, amphotericin B, barbital and other drugs are stopped one week before the test. The alcohol is forbidden for 3 days before the examination, and the middle urine is taken for examination. Normal value 2 ~ 6mg / 24h urine. Clinical significance Elevation: high blood pressure, nephritis, kidney failure. People who need to be tested: people with high blood pressure and abnormal kidney function. High results may be diseases: nephritis, high blood pressure precautions Before the test: prohibit strenuous exercise, maintain a good diet and work schedule, stop the licorice, raw stomach ketone, amphetamine, amphotericin B, barbital and other drugs one week before the test. Drink alcohol for 3 days before the test. At the time of examination: a part of the urine is discharged first to wash away the bacteria remaining in the urethra and the anterior urethra, and then the middle part of the urine is taken for inspection. Inspection process The urine of the subject is collected and the smell is judged. Not suitable for the crowd Women in the menstrual period, cold patients. Adverse reactions and risks Generally no complications and harm.
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