The stool is slightly dark green?
Hello, Doctor.
I had a viral gastroenteritis infection on October 3rd, and I received an injection and took medication for a week.
Although I did not experience diarrhea after the injection, I did have constipation and developed internal hemorrhoids.
Now that the gastroenteritis has resolved and the hemorrhoids are gone, I occasionally notice dark green stools, which have occurred twice this week.
Sometimes the stools are a normal brown color; other times, they have a slight dark green tint and a medicinal odor.
I would like to ask if this is related to the medication or if the gastroenteritis has not fully resolved.
I have done some research, but I still feel confused about my condition.
If I need to get checked, which department should I visit and what tests should I undergo? Thank you, Doctor, for taking the time to answer my questions.
Miss Wang, 20~29 year old female. Ask Date: 2018/11/12
Dr. Lin Wufu reply Internal Medicine
Hello, it is difficult to determine the cause of your dark green stool without further information (usually, stool color is related to food).
Typically, viral gastroenteritis resolves completely within two to three weeks and does not usually leave any lasting effects.
If you are concerned, it is advisable to visit a gastroenterologist or a family medicine physician for an evaluation.
You may start with a routine stool test to check for occult blood or inflammatory responses, which can help in further assessment.
Reply Date: 2018/11/12
More Info
Understanding the causes of dark green stool after experiencing viral gastroenteritis can be quite concerning, especially when you are still recovering from the illness. It's important to note that changes in stool color can be influenced by various factors, including diet, medications, and the state of your gastrointestinal health.
Firstly, dark green stool can occur for several reasons. One common cause is the consumption of certain foods, particularly those high in chlorophyll, such as leafy green vegetables. If you've recently increased your intake of such foods, this could explain the color change. Additionally, iron supplements or medications that contain iron can also lead to dark green or even black stools. Given that you mentioned experiencing a "medicinal taste" in your stool, it is plausible that the medications you were prescribed during your treatment for gastroenteritis could be contributing to this change in color.
Another factor to consider is the state of your digestive system post-infection. After a bout of gastroenteritis, the gut may take some time to fully recover. Even if you are no longer experiencing diarrhea, your digestive system might still be adjusting, which can lead to occasional changes in stool consistency and color. The presence of dark green stool could indicate that bile is not being fully processed, which can happen if food is moving through the intestines too quickly, a common occurrence after gastrointestinal disturbances.
Regarding your concern about whether your gastroenteritis has fully resolved, it's essential to monitor any accompanying symptoms. If you experience persistent abdominal pain, changes in bowel habits, or any other unusual symptoms, it would be advisable to seek medical attention. While occasional changes in stool color can be benign, they can also signal underlying issues, especially if they are accompanied by other gastrointestinal symptoms.
If you decide to seek medical advice, it would be best to consult a gastroenterologist. They can perform a thorough evaluation, which may include a physical examination and a review of your medical history. Depending on your symptoms, they might recommend tests such as stool analysis to check for infections or other abnormalities, blood tests to assess your overall health, or imaging studies if there are concerns about structural issues in the gastrointestinal tract.
In summary, while dark green stool can be a normal variation, especially after a gastrointestinal infection, it is crucial to remain vigilant about any additional symptoms. If you have concerns about the persistence of these changes or if they are accompanied by other troubling symptoms, do not hesitate to reach out to a healthcare professional for further evaluation. Your health and peace of mind are paramount, and getting the right guidance can help ensure a smooth recovery.
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