Stool Shape: Is Your Constipation Normal? - Gastroenterology and Hepatology

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The shape of stool?


Hello, for the past two weeks, I've been taking a long time in the restroom.
Each time, I only manage to pass small segments, and although it feels like I've expelled a lot, it takes a lot of time, which is quite exhausting for me.
I know I have a history of constipation, but this segmented stool has only recently become a persistent issue.
The stools are small pieces, some round and some elongated.
I would like to know if this is normal.

A Jin, 50~59 year old female. Ask Date: 2013/10/03

Dr. Chen Qifeng reply Gastroenterology and Hepatology


Hello: Difficulty in bowel movements, with a sense of urgency and incomplete evacuation, can be caused by impaired bowel function or other abnormalities in the colon.
It is recommended to improve your diet by reducing oil and meat intake, and increasing the consumption of light, vegetable-rich foods.
If there is no improvement, further medical evaluation is advised.
Wishing you good health, Dr.
Chen Chih-Feng, Taoyuan Hospital.

Reply Date: 2013/10/03

More Info


Constipation is a common gastrointestinal issue that can significantly affect one's quality of life. Based on your description, it seems you are experiencing a form of constipation characterized by the passage of stool in small, segmented pieces, which can be indicative of several underlying factors.

Firstly, it is essential to understand what constitutes normal bowel movements. Typically, normal stool should be well-formed, smooth, and pass easily. The Bristol Stool Chart is a useful tool that categorizes stool types into seven categories, ranging from type 1 (hard lumps, like nuts) to type 7 (watery, no solid pieces). Your description of having small, segmented stools may correspond to types 1 or 2 on this chart, which are often associated with constipation.

Several factors can contribute to constipation, including dietary habits, hydration levels, physical activity, and underlying medical conditions. A diet low in fiber can lead to harder stools that are more challenging to pass. Fiber plays a crucial role in adding bulk to the stool and promoting regular bowel movements. Foods rich in fiber include fruits, vegetables, whole grains, and legumes. Additionally, inadequate fluid intake can lead to dehydration, causing the stool to become hard and difficult to pass.

Physical inactivity is another significant contributor to constipation. Regular exercise helps stimulate intestinal function and can promote more regular bowel movements. If you have recently changed your activity level or have been less active, this could be a factor in your current symptoms.

In some cases, constipation can be a symptom of an underlying medical condition, such as irritable bowel syndrome (IBS), hypothyroidism, or even certain neurological disorders. If your constipation persists, or if you experience additional symptoms such as abdominal pain, bloating, or changes in appetite, it is crucial to consult a healthcare professional for a thorough evaluation.

Regarding your concern about the segmented nature of your stools, this can be a sign of straining during bowel movements, which may indicate that the stool is too hard or that there is a blockage in the rectum. This can lead to a feeling of incomplete evacuation, where you feel as though you have not fully emptied your bowels.
To address your constipation, consider the following strategies:
1. Increase Fiber Intake: Aim for at least 25-30 grams of fiber per day. Incorporate high-fiber foods into your diet gradually to avoid gas and bloating.

2. Stay Hydrated: Drink plenty of water throughout the day. Aim for at least 8-10 cups of fluids daily, adjusting based on your activity level and climate.

3. Regular Exercise: Engage in regular physical activity, such as walking, jogging, or yoga, to help stimulate bowel function.

4. Establish a Routine: Try to set aside time each day for bowel movements, ideally after meals when the gastrocolic reflex is strongest.

5. Consider Over-the-Counter Remedies: If lifestyle changes do not help, you may consider using over-the-counter laxatives or stool softeners, but it is advisable to consult with a healthcare provider before starting any medication.

If your symptoms do not improve with these measures, or if you experience severe discomfort, blood in your stool, or significant changes in your bowel habits, it is essential to seek medical attention. A healthcare professional can provide a comprehensive assessment and recommend appropriate treatments based on your specific situation.
In summary, while your experience of segmented stools and prolonged bathroom visits can be distressing, it is a common issue that can often be managed with dietary and lifestyle changes. However, persistent symptoms warrant further evaluation to rule out any underlying conditions.

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