Blood in Urine
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Reviewed By:
Nao Saito, MD (Urology)
After graduating from Tokyo Women's Medical University School of Medicine, Dr. Saito worked at Tokyo Women's Medical University Hospital, Toda Chuo General Hospital, Tokyo Women's Medical University Yachiyo Medical Center, and Ako Chuo Hospital before becoming Deputy Director (current position) at Takasaki Tower Clinic Department of Ophthalmology and Urology in April 2020.
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Urine appears red or bloody mostly in the mornings
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Content updated on Jan 4, 2023
About the symptom
Bloody or red urine describes frank blood or visible blood in the urine. Sometimes the blood may appear brownish in urine.
When to see a doctor
Seek professional care if you experience any of the following symptoms
Bloody or red urine
Possible causes
- Chronic pyelonephritis
A type of urinary tract infection, characterized by repeated and chronic bacterial infection of the kidneys.
- osteoporosis
Osteoporosis is a disease that makes your bones weak and brittle, resulting in the bone to fracture easily even with minor trauma or stress (for instance, after a simple fall). It may be caused due to long-term low calcium intake, estrogen deficiencies in women, and an inactive lifestyle.
- Cystitis
A type of urinary tract infection caused by bacterial infection of the bladder.
- Bladder cancer / Ureteric cancer / Renal pelvis cancer
- Polymyositis / dermatomyositis
Related serious diseases
- Uremia / chronic renal failure
Significant decrease in kidney function. Causes include repeated damage from infections, diabetes, high blood pressure, and autoimmunity (the body's immune system attacking itself).
- Urethritis
- Acute prostatitis
- Acute renal failure
- Mycoplasma infection
Questions your doctor may ask about this symptom
Your doctor may ask these questions to check for this symptom
Have you ever had red or brown urine (hematuria)?
Do you have a fever?
Do you have back pain?
Do you feel pain when passing urine?
Do you have abdominal pain (stomach ache)?
Other Related Symptoms
Similar symptoms or complaints
Symptoms from the same body system / part
Symptoms treated by the same specialty
Reviewed By:
Nao Saito, MD (Urology)
After graduating from Tokyo Women's Medical University School of Medicine, Dr. Saito worked at Tokyo Women's Medical University Hospital, Toda Chuo General Hospital, Tokyo Women's Medical University Yachiyo Medical Center, and Ako Chuo Hospital before becoming Deputy Director (current position) at Takasaki Tower Clinic Department of Ophthalmology and Urology in April 2020.
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Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan