A male of 30ysr old married .3 months back he was 125 kg and in 3 months he lost 30 kg without any medication he is hypertensive gradual loss of haemoglobin whenever he takes food he will go for potty height 6ft  Your suggeestion how to daignose his ailment Now lab report;left kidney abscent;paranchymal disease in Rt kidney;2Decho LVEF 50%;TRBC 2.8;Hb 9.6;Urea 125;Serum creatine 8.56