I m having mild foam in urine since many months now recently i notices the foam is like flakes type or sometimes thick but it just 3-4 cm patch single or 2 patches types so is it ckd?? i m taking less water since childhood i have a history of kidney stone and recently i m facing mild burning while urinating so plz guide me should i do urine acr now or should i first increase my water intake if yes then how much and then do the test?? i m so worried bcz i m just 26 my weight is 35 kg