Pyelonephritis is a kidney infection. It causes one and both kidneys are swell .
Pyelonephritis can be life-threatening. It can be infected by bacteria or virus.
The main function of kidney remove waste and take extra water from blood.
Kidney is a part of urinary system, which makes liquid waste (Urine) and remove it from your body.
Kidney filter the blood and make urine.
Ureters carry urine from kidney or through the bladder.
Bladder hold the urine before the micturition.
Urethra carries urine from your bladder to outside your body.
Bacteria entered through urethra begin the multiplying and spread up to the bladder and travel by ureter and they reach kidney or infected the kidney.
Symptoms are showing aproximetly within two days of infection.
• Fishy smelling urine
• Frequent urination
• Pus and blood in the urine
• Burning and painful urination
• Kidney damage
• Severe infection
• Problem in pregnancy
E. Coli a most common bacteria which is responsible for this. And other bacteria and virus can cause urinary infection.
This is rare that the bacteria enter skin and travel in the blood and reach the kidney.