Flank Pain: Causes, Symptoms, and Diagnosis
Advertisement
Let's see if we can figure out what's causing your flank pain.
Select additional symptoms and we'll narrow your results.

What causes flank pain? 21 possible conditions

Flank pain refers to discomfort in your upper abdomen or back and sides. It develops in the area below the ribs and above the pelvis. Usually, the pain is worse on one side of your body. Read more

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

1

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.

Read more »

2

Obstructive Uropathy

Obstructive uropathy happens when your urine flow reverses direction due to a blockage in a ureter.

Read more »

3

Pyelonephritis

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

Read more »

4

Costochondritis (Tietze's Syndrome)

Costochondritis an inflammation of the cartilage in the rib cage. Learn about costochondritis symptoms, causes, diagnosis, and treatment.

Read more »

5

Polycystic Kidney Disease

Polycystic kidney disease is an inherited kidney disorder. It causes fluid-filled cysts to form in the kidneys. It may impair kidney function.

Read more »

6

Urologic Diseases

Urologic diseases are a wide variety of conditions, all related to the processing and carrying of urine out of the body. They can affect people of all ages.

Read more »

7

Acute Appendicitis

Acute appendicitis is a painful inflammation of your appendix, a small sac connected to your large intestine. It is an urgent condition that must be addressed immediately. If you have appendicitis, your appendi...

Read more »

8

Acute Unilateral Obstructive Uropathy

Acute unilateral obstructive uropathy is a quickly developing blockage that prevents urine from leaving one of the kidneys.

Read more »

9

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.

Read more »

10

Bladder Cancer

The exact cause of bladder cancer is unknown. Learn about its symptoms, diagnosis, and treatment.

Read more »

11

Catheter Associated UTI (CAUTI)

Indwelling catheters are the typical cause of this infection, which normally occurs while hospitalized. Read about signs and treatment.

Read more »

12

Hydronephrosis

Hydronephrosis is a condition that typically occurs when one kidney swells due to the failure of normal drainage of urine from the kidney to the bladder.

Read more »

13

Renal Cell Cancer

Renal cell carcinoma is the most common kind of kidney cancer found in adults. Often aggressive, it occurs when cancer cells grow uncontrollably in the lining of the tubules of the kidney, causing many possible symptoms.

Read more »

14

Hypercalcemia

Hypercalcemia is a condition in which you have too much calcium in your blood.

Read more »

15

Hodgkin's Disease

Learn more about a type of blood cancer called Hodgkin's disease (HD), including its symptoms, causes, diagnosis, and treatments.

Read more »

16

Shingles

Shingles is an infection caused by the varicella-zoster virus, which is the same virus that causes chickenpox. Chickenpox can live on in your nervous tissues.

Read more »

17

Addisonian Crisis (Acute Adrenal Crisis)

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

An Addisonian crisis occurs when levels of cortisol suddenly drop. Learn more about an Addisonian crisis, including symptoms, risk factors, and treatment.

Read more »

18

Transitional Cell Cancer (Malignant Neoplasm of Ureter)

The renal pelvis and the ureter are lined with specific types of cells called transitional cells. Cancer begins in the transitional cells.

Read more »

19

Non-Hodgkin’s Lymphoma

Non-Hodgkin lymphoma (NHL) is a cancer of the lymphatic system that occurs when tumors develop from the lymphocytes, which are a type of white blood cell.

Read more »

20

Transfusion Reactions

A transfusion reaction is a rare condition that occurs when a person receives a transfusion with blood that is not matched to their blood type. This may cause symptoms such as back pain, fever, fainting, or dizziness.

Read more »

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