Unformed Stool and Diarrhea: When to Seek Gastrointestinal Evaluation?

Loose stools, diarrhea?

Hello, doctor.
Three years ago, I had an appendectomy.
My bowel movements were normal (once a day, formed stools) until a little over a month ago when my stools became unformed.
Sometimes they are loose and fragmented, and other times I experience watery diarrhea, but the frequency remains once a day.
My stomach often makes noises.
Should I go to a major hospital for gastrointestinal evaluation? Thank you very much for your advice.

Emily, 30~39 year old female. Ask Date: 2024/05/01

Dr. Lin Minghui reply Gastroenterology and Hepatology

It is recommended to maintain a light diet and pay attention to food hygiene.
If symptoms persist, it is advisable to visit a major hospital for gastrointestinal examinations.
Wishing you good health!

Reply Date: 2024/05/01

More Info

When experiencing changes in bowel habits, such as unformed stools and diarrhea, it is essential to consider a variety of factors that could be contributing to these symptoms. Given your history of appendicitis and the recent onset of these gastrointestinal issues, it is prudent to seek a thorough evaluation from a gastroenterologist.

Firstly, the fact that your stool has changed from a normal, formed consistency to being unformed or even diarrhea-like is significant. This alteration can indicate several underlying conditions, ranging from functional gastrointestinal disorders to more serious pathologies. The presence of frequent bowel sounds and the variability in stool consistency can suggest an underlying issue with gut motility or absorption.

One potential diagnosis to consider is Irritable Bowel Syndrome (IBS), which is characterized by symptoms such as abdominal pain, bloating, and changes in bowel habits. IBS can manifest after an episode of gastrointestinal infection or surgery, such as your appendectomy. However, it is crucial to rule out other conditions, including inflammatory bowel disease (IBD), infections, or even malabsorption syndromes.

Given the duration of your symptoms—over a month—it is advisable to undergo a comprehensive evaluation. This evaluation may include:
1. Physical Examination: A thorough physical exam can help identify any abdominal tenderness or signs of systemic illness.

2. Laboratory Tests: Blood tests can help assess for signs of infection, inflammation, or anemia. Stool tests may also be conducted to check for pathogens, blood, or signs of malabsorption.

3. Imaging Studies: Depending on the findings from the physical exam and lab tests, imaging studies such as an abdominal ultrasound or CT scan may be warranted to visualize the intestines and rule out structural abnormalities.

4. Endoscopy: If indicated, a colonoscopy may be performed to directly visualize the colon and obtain biopsies if necessary. This is particularly important if there are any concerning signs, such as weight loss, blood in the stool, or persistent abdominal pain.

In summary, while some gastrointestinal symptoms can be benign and self-limiting, the persistence and change in your bowel habits warrant a thorough evaluation. It is essential to consult with a gastroenterologist who can guide you through the appropriate diagnostic process and determine the best course of action based on your specific symptoms and medical history. Early intervention can lead to better management of any underlying conditions and improve your quality of life.

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