What is the reason why children's underwear is always yellow and yellow

Children's underwear is always yellow wash may be caused by urine stains, vaginitis, urethritis and other reasons.

1, urine stains

children usually do not change underwear, urine if stuck in underwear for a long time is not clean, easy to cause yellow underwear.

2, vaginitis

vaginitis most cases due to pathogen infection, hormone levels and other factors caused by inflammation stimulate vaginal mucosa, can cause vaginal secretions increased, yellow, white, yellow green and other colors, easy to stick in underwear, and accompanied by odor or local itching.

3, urethritis

urethritis is caused by pathogen infection, inflammation stimulation urethral orifice, will lead to increased secretions, can be yellow, these secretions remain in underwear, leading to yellow underwear.