 [ Symptoms ] why does the my food not taste as good as it used to  i am a bit underweight and have i have been trying to gain weight i used to love food and ate like a horse but never gained a pound over the past few years my appetite has dwindled down to nearly nothing i do not get hunger pangs instead i get nauseous when i forget to eat for too long  recently my appetite has taken a worse turn   when i eat the food does not appeal or satisfy it tastes okay but not enjoying meals makes trying to eat even harder [ Disease ] high fever and chill are indicative of infection indeed and as we have a cause rightly evident there are chances that you may be developing hydronephrosis accumulation of urine in swollen kidney in the right kidney and a secondary infection following stasis of urine stoppage or reduced flow of urine in the kidney leading to nephritis though urine culture generally picks up infection in the bladder nephritis is more of a clinical diagnosis with pain and tenderness in the renal angle and high grade fever accompanying it ideally you should be started on prophylactic antibiotics to control the infection sooner before septic features or septicemia may occur i think you should take a second opinion from another urologist too for further information consult a urologist online   > <link>