Retention method of urine cup

1、 Urine samples must be clean. Female should clean vulva, do not mix into leucorrhea. If there are a large number of polygonal epithelial cells in the urine sediment, it may be caused by mixed leucorrhea. It is advisable to take clean urine samples for re examination. Male patients also Zui good, can clean around the urethral orifice, avoid the prostatic fluid mixed into the urine.

2、 When collecting urine, the middle urine should be taken, that is, the first and last segment should not be taken. According to the order of urination, the urine can be divided into anterior segment, middle segment and posterior segment. Because the front segment urine and the back segment urine are easy to be polluted, therefore, when doing the urine routine and the urine bacteriology examination, the middle segment urine is generally taken. The specific method is to quickly count 1, 2, 3 at the beginning of micturition, and then use the urine cup to take the urine. Urine routine examination, urine is not less than 10 ml.

3、 Because there is less drinking water at night, a variety of components discharged from the kidney into the urine are stored in the bladder and concentrated to improve the positive detection rate.

4、 For routine urine examination, clean urine cup should be used to take fresh urine samples and send them for examination in time. If the urine samples are placed too long, there will be problems such as glucose decomposition by bacteria, tubular damage and cell damage, which will affect the accuracy of the examination results.