Black Stool: When to See a Gastroenterologist - Gastroenterology and Hepatology

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There is a small segment of black stool?


Hello Doctor: My bowel movements have not been normal these past few days.
Two days ago, I had loose stools, and today my stool was shaped like a log, but there was a small segment that was black and I could faintly see some blood.
Could you please advise me on which specialty I should consult? Thank you.

Anna, 20~29 year old female. Ask Date: 2015/11/17

Dr. Cai Anshun reply Gastroenterology and Hepatology


Hello: If the situation does not improve, it is recommended to consult a gastroenterologist or a colorectal specialist at Changhua Hospital to take care of your health.
Dr.
Tsai An-Shun.

Reply Date: 2015/11/17

More Info


When it comes to the presence of black stool, it is essential to understand that this symptom can indicate various underlying health issues, particularly those related to the gastrointestinal (GI) tract. Black stool, also known as melena, often suggests that there may be bleeding in the upper gastrointestinal tract, which can include the esophagus, stomach, or the first part of the small intestine. The dark color is typically due to the digestion of blood, which can occur from conditions such as peptic ulcers, gastritis, or even esophageal varices.

Given your symptoms of irregular bowel movements, the presence of black stool, and the observation of what seems to be blood, it is crucial to seek medical attention promptly. The best course of action would be to visit a gastroenterologist, a specialist who focuses on diseases of the digestive system. They can perform the necessary evaluations, including a thorough history and physical examination, and may recommend diagnostic tests such as a stool test for occult blood, an upper endoscopy (esophagogastroduodenoscopy), or imaging studies to determine the source of the bleeding.

In addition to the black stool, you mentioned experiencing changes in your bowel habits, such as the passage of loose stools and the presence of blood. These symptoms can be indicative of several conditions, including inflammatory bowel disease (IBD), infections, or even dietary intolerances. It is also worth noting that certain foods and medications can cause changes in stool color, but given the presence of blood, it is essential not to dismiss these symptoms as benign.

It is important to monitor any additional symptoms you may experience, such as abdominal pain, nausea, vomiting, or changes in appetite. If you experience severe abdominal pain, dizziness, or signs of significant blood loss (such as fainting or weakness), you should seek emergency medical care immediately.

In summary, the presence of black stool, especially when accompanied by blood and changes in bowel habits, warrants a visit to a gastroenterologist. They will be able to provide a comprehensive evaluation and appropriate management based on the underlying cause of your symptoms. Early intervention is key in addressing potential gastrointestinal issues and ensuring your overall health and well-being.

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