have proteinuria

[Pantwhite]

i have protein in urine 130 mg sometime s to 200 i started to have itchy skin whole body with heatness or sun exposure or exercise or do any strengh i suspect of my kidneys that it comes from there nephrologist and dermatologist say that it can be proritus or milaria with the redness or uticaria dermatitis that is not related to kidneys i believe it is the way i will find out if its the kidsney or not i been putting creams to calm it and drinking pregablin 150 mg do not if it s the kidney or another disease going on