Recent Changes in Bowel Movements: When to See a Specialist

I would like to inquire about recent bowel movement issues?

In the past two weeks, my stools have been black.
For the last two days, they have been half black.
I don't experience any abdominal pain or constipation, and my diet is regular with adequate water intake.
I would like to know why my bowel movements have suddenly changed like this.
If I need to see a doctor, which specialty should I consult?

Biao, 60~69 year old female. Ask Date: 2016/12/14

Dr. Chen Shidian reply Gastroenterology and Hepatology

Hello, if the pigmentation is not caused by dietary factors, please consult a gastroenterologist for examination.
Changhua Hospital cares about your health.
Chen Shidian

Reply Date: 2016/12/14

More Info

When it comes to changes in bowel movements, particularly the presence of black stools, it's important to understand the potential implications and when to seek medical attention. Black stools, also known as melena, can be indicative of several underlying issues, some of which may require prompt medical evaluation.

The most common cause of black stools is the presence of digested blood, which can originate from the upper gastrointestinal tract. This could be due to conditions such as peptic ulcers, gastritis, or esophageal varices. Other potential causes include the consumption of certain foods (like black licorice or iron supplements) or medications (such as bismuth subsalicylate, found in Pepto-Bismol). However, if the black color persists and is not related to dietary changes or medications, it is crucial to consider the possibility of gastrointestinal bleeding.

Given that you have experienced this change for the past two weeks without accompanying symptoms such as abdominal pain or constipation, it is still advisable to consult a healthcare professional. While the absence of pain is a positive sign, the change in stool color warrants further investigation to rule out any serious conditions.

When seeking medical care, you should consider visiting a gastroenterologist, a specialist who focuses on the digestive system and its disorders. They can perform the necessary evaluations, which may include a physical examination, a review of your medical history, and potentially diagnostic tests such as an endoscopy or imaging studies to determine the cause of the black stools.

In addition to consulting a specialist, it is essential to monitor any other symptoms that may arise. For instance, if you experience additional symptoms such as dizziness, weakness, or changes in appetite, these could indicate more serious issues that require immediate attention.
In summary, while occasional changes in bowel movements can occur for various benign reasons, the persistence of black stools over two weeks is a signal to seek medical advice. A gastroenterologist will be best equipped to assess your situation and provide appropriate care. Remember, early intervention can often lead to better outcomes, so don't hesitate to reach out for help.

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