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Bright red blood in your stool usually means the bleeding is lower in your colon, rectum or anus. Dark red or maroon blood can mean that you have bleeding higher up in your colon or your small intestine. Melena (black stool) often points to bleeding in your stomach, such as a bleeding stomach ulcer.
Hematemesis means vomiting blood. You may vomit blood along with your stomach contents, or blood alone. It may be fresh and bright red, or older, darker and coagulated, like coffee grounds.
Gross hematuria occurs when there's enough blood present in your urine that it's visible to the naked eye. It can turn toilet water a pale pink or bright red color. Microscopic hematuria happens when your urine has blood in it, but the amount is too small for humans to see. In fact, you need a microscope to see it.
Gastrointestinal (GI) bleeding is a symptom of many digestive system disorders, including reflux, ulcers and cancer. It can occur in any part of the digestive system (GI tract), which runs from the mouth to the anus. Bleeding can be mild and ongoing or come on suddenly and be life-threatening.
Signs and symptoms include bright red blood in your stool, anal or rectal pain and painful bowel movements. Treatments include lifestyle changes that allow you to pass stools more easily, prescription medications, biofeedback and surgery.
Coughing up blood involves coughing or spitting up blood or bloody mucus from your lower respiratory tract (lungs and throat). Also called hemoptysis (pronounced “he-MOP-tih-sis”), coughing up blood is common and can have many causes.
Coffee ground emesis (CGE) is vomit that looks like coffee grounds. The appearance of coffee grounds comes from coagulated blood in your vomit. It may appear dark red, brown or black, depending on how old the blood is. Blood in your vomit is a symptom that healthcare providers take very seriously.
Small amounts of bright red in your stool usually mean rectal bleeding, which may or may not be serious, depending on the cause. Unusual color changes that don’t clear up (like deep red, black and tarry, clay-colored or pale stools) are signs you should see a provider.
Common symptoms of colon cancer include: Blood on or in your stool (poop): Talk to a healthcare provider if you notice blood in the toilet after you poop or after wiping, or if your poop looks dark or bright red. It’s important to remember blood in poop doesn’t mean you have colon cancer.
Melena (black stool) is a symptom of internal bleeding, usually in your upper gastrointestinal (GI) tract. The blood turns black as it travels through your digestive system before coming out in your poop. Find a Primary Care Provider.