What is the next step for kidney infection symptoms?

Ondoc offers uti treatment. Share your symptoms and history with a clinician to discuss evaluation and next steps. A diagnosis or prescription is not guaranteed; follow this page's urgent-care guidance.

Kidney infection symptoms

Urinary symptoms with fever, flank pain, chills or vomiting can indicate a kidney infection. Seek prompt in-person assessment; severe illness, confusion or inability to keep fluids down needs emergency care. Do not wait for an online review to treat a suspected kidney infection.

Also called: pyelonephritis · UTI with fever · flank pain and fever

Medically reviewed by Dr. Ikechukwu Ogbu, MD

MD · Board-Certified, Internal Medicine · Last reviewed October 2026

Get care for kidney infection symptoms online

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UTI treatment

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Seek urgent care or the ER if you have:

Symptoms that are sudden, severe, or rapidly worsening
High fever (over 103°F / 39.4°C) that doesn't respond to treatment
Chest pain, trouble breathing, fainting, or confusion
Signs of dehydration — dizziness, dark urine, unable to keep fluids down
Symptoms in someone who is pregnant, immunocompromised, or over 65

Conditions related to kidney infection symptoms

These conditions may be associated with this topic. They are not a diagnosis or a ranked list of causes; follow the urgent-care guidance below.

Urinary tract infection (UTI)

Urinary tract infection (UTI) is related to this topic. Its presence here does not establish the cause of kidney infection symptoms or that acute symptoms can be treated online.

Frequent urination

Frequent urination is related to this topic. Its presence here does not establish the cause of kidney infection symptoms or that acute symptoms can be treated online.