Let's see if we can figure out what's causing your symptoms.
Select additional symptoms and we'll narrow your results.

What causes back pain, blood in urine and dark urine? 5 possible conditions

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


ABO Incompatability Reaction

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

An ABO incompatibility reaction can occur if you're given the wrong type of blood during a transfusion. It is a rare but dangerous response by your immune system to the blood. Symptoms include fever, aches, and more.

Read more »



Porphyrias are rare types of genetic blood disorders in which patients have a defect in heme production, an important part of hemoglobin. Blisters are a sign of porphyria cutanea tarda, the most common type of porphyria.

Read more »


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 »


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.

Read more »


What You Need to Know About Paroxysmal Nocturnal Hemoglobinuria

Paroxysmal nocturnal hemoglobinuria is a rare disorder that causes red blood cells to break down sooner than normal. This can lead to symptoms that range from minimal (urine discoloration) to severe (stroke).

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.