Why does fever persist after recovering from a kidney infection along with fatigue and nausea?
Patient: I have had a kidney infection for about a week with a mild fever pain in back right side that goes into my side and right side of stomach. Fatigue some nausea and throwing up and stabbing pain on the right side of my head. its been a week and the fever wont go down past 99.9 when I take meds and when they wear off it goes up to 100.9 Doctor: Hi,  Persistent fever due to Kidney infection (Pyelonephritis) despite treatment may be due to antibiotic resistance or TB or fungal infection. Re-investigation for fever along with fresh clinical examination to find any fresh symptoms or sign are needed.   Hope I have answered your query. Let me know if I can assist you further.  Regards, Dr. Tushar Kanti Biswas, Internal Medicine Specialist