 [ Symptoms ] i have a son who is 10 years old and 5 ft tall and he is on adhd medicene but cannot gain weight he is only 67 lbs right now i know it probably has to do with the adhd med but he cannot go off it is their a protein diet he go on so it will not hurt him [ Disease ] see a urologist i would not trust a kidney diagnosis to a chinese herbalist who looks at your feet there are many diagnostic tests to check your kidneys assuming a specialist sees any evidence of a kidney problem sickle cell trait should not cause your ed or ejaculation problems and i have never heard of a kidney disorder that would be cause those issues again see a specialist