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What causes blood in urine, feels hot to touch and fever? 15 possible conditions

See a list of possible causes in order from the most common to the least.


Urinary Tract Infection

UTIs are usually caused by bacteria and can occur in any part of the urinary tract. Symptoms of upper UTIs include pain in the upper back, chills, fever, and nausea.

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Pyelonephritis is an inflammation of the kidney and upper urinary tract. Symptoms include flushed skin, back pain, fever, and nausea.

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Kidney Stones

Kidney stones are solid masses of crystalized calcium or other substances that originate in the kidneys but can pass through the urinary tract. The greatest risk factor is making less than one liter of urine per day.

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Obstructive Uropathy

Obstructive uropathy is a condition in which your urine flow is blocked, and backs up into the kidneys. IIt may be caused by a blockage in one of the ureters.

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Urethritis is an infection of the urethra, the tube that carries urine from the bladder and semen out of the body. Symptoms include burning while urinating, abdominal pain, and discharge.

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Bladder Stones: The Bad, the Ugly, and the Good

Bladder stones are crystals that form when concentrated urine is left in the bladder after urination, often due to dehydration or being unable to empty the bladder totally. Symptoms include painful urination and others.

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Glomerulonephritis is a serious illness that can be life-threatening and requires immediate treatment. The condition is sometimes called nephritis.

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Wilms' Tumor

Wilms' tumor is the most common type of kidney cancer in children. It's typically diagnosed around three years of age. Children might display constipation, abdominal pain, fever, and loss of appetite.

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Systemic Lupus Erythematosus

Systemic lupus erythematosus (SLE) is an autoimmune disease and the most common type of lupus. One of its common symptoms is a rash on the cheeks and nose called a "butterfly rash."

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Preeclampsia is a condition in which a pregnant women has high blood pressure and protein in her urine after the 20th week of pregnancy. Abnormal swelling of the face and hands can be a sign of preeclampsia.

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Endocarditis is inflammation of the inner lining of the heart. Possible symptoms of this condition include pale skin, chills, and night sweats.

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Infective Endocarditis

Infective endocarditis is an infection of the heart, normally caused by bacteria in the blood stream. It is a serious medical condition. If left untreated, the infection can damage your heart and may even cause death.

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Leukemia is a cancer of the blood cells. Excessive sweating at night, fatigue, weight loss, bone pain, and easy bleeding or bruising are signs of this disease.

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Necrotizing Vasculitis

This condition is considered a medical emergency. Urgent care may be required.

Necrotizing vasculitis is the inflammation of blood vessel walls. It can interrupt blood flow, causing skin, muscle, and blood vessel damage, and death of tissues and organs. Its symptoms can affect the entire body.

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Sickle Cell Anemia

Sickle cell anemia is a genetic disease that causes red blood cells to have an abnormal shape, causing blood flow problems. This can lead to tissue damage and pain, as well as enlarged spleen, anemia, and other symptoms.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.