Reviewed By:
Kenji Taylor, MD, MSc (Family Medicine, Primary Care)
Dr. Taylor is a Japanese-African American physician who grew up and was educated in the United States but spent a considerable amount of time in Japan as a college student, working professional and now father of three. After graduating from Brown, he worked in finance first before attending medical school at Penn. He then completed a fellowship with the Centers for Disease Control before going on to specialize in Family and Community Medicine at the University of California, San Francisco (UCSF) where he was also a chief resident. After a faculty position at Stanford, he moved with his family to Japan where he continues to see families on a military base outside of Tokyo, teach Japanese residents and serve remotely as a medical director for Roots Community Health Center. He also enjoys editing and writing podcast summaries for Hippo Education.
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.
Content updated on Apr 4, 2024
Following the Medical Content Editorial Policy
Worried about your symptoms?
Choose one to start our AI Symptom Checker.
It will help us optimize further questions for you.
By starting the symptom checker, you agree to the Privacy Policy and Terms of Use
Find another symptom
How Ubie Can Help You
With an easy 3-min questionnaire , Ubie's AI-powered system will generate a free report on possible causes.
Questions are customized to your situation and symptoms, including the following personal information:
Biological Sex - helps us provide relevant suggestions for male vs. female conditions.
Age - adjusts our guidance based on any age-related health factors.
History - considers past illnesses, surgeries, family history, and lifestyle choices.
Your symptoms
Our AI
Your report
Your personal report will tell you
✔︎  When to see a doctor
✔︎  What causes your symptoms
✔︎  Treatment information etc.
Red-brown urine came out
Blood from the urethra
Blood is mixed in pee
Urine is red-brown
Just 3 minutes.
Developed by doctors.
About the Symptom
Bloody urine (hematuria) describes frank blood or visible blood in the urine. The urine may appear bright red or brownish.
When to see a doctor
Seek professional care if you experience any of the following symptoms
Bloody or red urine
Possible Causes
Generally, Blood in urine can be related to:
Cancer of the walls of the urinary system. Risk factors include smoking, age, and exposure to certain chemicals. in addition people over 55, people who have been treated for cancer in the past with certain chemotherapies or radiation to the area are also at higher risk. Symptoms depends on location of the tumor but blood in the urine -- whether seen by the naked eye or seen under the microscope -- is the most common symptom. Painful or frequent urination or flank pain can also be warning signs.
A rare genetic disorder characterized by progressive kidney disease and abnormalities of the inner ear and the eye. It usually presents as blood in the urine, high blood pressure and swelling (edema).
A disease that causes inflammation and bleeding of small blood vessels, commonly affecting the skin, joints, intestines, and kidneys. This can lead to rashes, stomach pain, and kidney damage. Though it can affect anyone, it is more common in children under 10 years old. The cause is not well understood, but it may result from an immune system issue.
Related serious diseases
Sometimes, Blood in urine may be related to these serious diseases:
A type of kidney inflammation that causes an abnormal loss of blood or protein in the urine. It can be caused by infection (bacterial or viral) or other illnesses like lupus, Goodpasture's syndrome, Wegener's disease, and polyarteritis nodosa.
Doctor's Diagnostic Questions
Your doctor may ask these questions to check for this symptom:
Have you ever had red or brown urine?
Just 3 minutes.
Developed by doctors.
Find Similar Symptoms
References
Saleem MO, Hamawy K. Hematuria. 2022 Aug 8. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023 Jan–. PMID: 30480952.
https://pubmed.ncbi.nlm.nih.gov/30480952/#:~:text=Hematuria%20is%20defined%20as%20the,by%20the%20primary%20care%20provider.
Reviewed By:
Kenji Taylor, MD, MSc (Family Medicine, Primary Care)
Dr. Taylor is a Japanese-African American physician who grew up and was educated in the United States but spent a considerable amount of time in Japan as a college student, working professional and now father of three. After graduating from Brown, he worked in finance first before attending medical school at Penn. He then completed a fellowship with the Centers for Disease Control before going on to specialize in Family and Community Medicine at the University of California, San Francisco (UCSF) where he was also a chief resident. After a faculty position at Stanford, he moved with his family to Japan where he continues to see families on a military base outside of Tokyo, teach Japanese residents and serve remotely as a medical director for Roots Community Health Center. He also enjoys editing and writing podcast summaries for Hippo Education.
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.
User Testimonials
Just 3 minutes.
Developed by doctors.
Ubie is supervised by 50+ medical experts worldwide
Our symptom checker AI is continuously refined with input from experienced physicians, empowering them to make more accurate diagnoses.
Dale Mueller, MD
Cardiothoracic Surgery, Vascular Surgery
Cardiothoracic and Vascular Surgery Associates