What is the most common cause of microscopic hematuria?
The most common causes of microscopic hematuria are urinary tract infection, benign prostatic hyperplasia, and urinary calculi. However, up to 5% of patients with asymptomatic microscopic hematuria are found to have a urinary tract malignancy.
What percentage of microscopic hematuria is cancer?
However, hematuria occurs commonly in people who do not have bladder cancer. In one study, only about 10 percent of people with visible hematuria and 2 to 5 percent of those with microscopic hematuria had bladder cancer [5,6]. Anyone with blood in their urine should be evaluated by a health care provider.
What does microscopic hematuria indicate?
Microscopic hematuria can mean that you have a benign (not cancerous) or malignant (cancerous) tumor somewhere in your urinary tract. However, cancer isn’t the most likely cause. You might have blood in your urine and not even know it. Microhematuria is blood in urine that can only be seen under a microscope.
What can cause microscopic blood in urine without infection?
What causes microscopic hematuria?
- Kidney infections.
- Enlarged prostate.
- Urinary tract (bladder) infection.
- Swelling in the filtering system of the kidneys.
- A stone in your bladder or in a kidney.
- A disease that runs in families, such as cystic kidney disease.
- Some medicines.
- A blood disease, like sickle cell anemia.
Can microscopic hematuria have no cause?
“Idiopathic” means that no specific cause can be found for blood in the urine. Idiopathic hematuria can run in families, and is called familial idiopathic hematuria. When there is not a family history of kidney failure and other medical tests are negative; usually, no treatment is needed.
Is hematuria always cancer?
However, blood in the urine does not necessarily mean a diagnosis of bladder cancer. Infections, kidney stones as well as aspirin and other blood-thinning medications may cause bleeding. In fact, the overwhelming majority of patients who have microscopic hematuria do not have cancer.
How is microscopic hematuria treated?
Depending on the condition causing your hematuria, treatment might involve taking antibiotics to clear a urinary tract infection, trying a prescription medication to shrink an enlarged prostate or having shock wave therapy to break up bladder or kidney stones. In some cases, no treatment is necessary.
Can microscopic blood in urine go away on its own?
Treatment for microscopic hematuria depends on the cause. In many cases, microscopic hematuria goes away on its own without treatment. If there is an infection or other kidney condition, your child’s care team will talk with you about different treatment options.
Can dehydration cause microscopic blood in urine?
Can lack of water cause blood in urine? Not drinking enough water can turn your urine a dark color, but mild dehydration in itself generally doesn’t cause hematuria. Severe or frequent dehydration can weaken and damage your kidneys and lead to bloody urine, though.
Does blood in urine always mean cancer?
Blood in the urine doesn’t always mean you have bladder cancer. More often it’s caused by other things like an infection, benign (not cancer) tumors, stones in the kidney or bladder, or other benign kidney diseases. Still, it’s important to have it checked by a doctor so the cause can be found.
What will a urologist do for blood in urine?
The doctor may order an imaging test such as ultrasound, CT scan or MRI to look for a tumor, a kidney or bladder stone, an enlarged prostate or other problem. Your doctor may order one more urine test to look for signs of infection, kidney disease and cancer.