hello genius people i wants to consult that I saw a pinkish stain on my 14 months boy panty and before that last April I have also suffered this stain for whole two weeks on that time I had consult a nefrologist in max and done all tests and ultrasound but nothing come out they called its ureatha crystal and don't worried about it and after few days its gone .but today Eve i have seen again a pinkish stain but it came only once after that I have changed their 6 pant not found any stain pls suggest me its something serious? thanks.