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What causes flank pain and night time urination? 6 possible conditions

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


Bladder Infection

A bladder infection is a bacterial infection. It also may be called a urinary tract infection (UTI), which refers to infection anywhere in the urinary tract, including the bladder, kidneys, ureters, or urethra.

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Polycystic Kidney Disease

Polycystic kidney disease (PKD) is an inherited kidney disorder that causes fluid-filled cysts to form in the kidneys. Abdominal and back pain, easy bruising, and fatigue are possible signs.

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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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Hypercalcemia is a condition in which you have too much calcium in your blood. Serious cases could cause symptoms like abdominal pain, nausea, constipation, and weakness.

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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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Transitional Cell Cancer (Malignant Neoplasm of Ureter)

Urine collects in the renal pelvis and is drained by the ureter into the bladder. When cancer develops in the renal pelvis or ureter, it begins in transitional cells, which line these organs.

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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.