Exploring Irritable Bowel Syndrome for Digestive Wellness

Irritable bowel syndrome (IBS) is a chronic, debilitating, and highly prevalent gastrointestinal disorder, characterized by recurring symptoms such as abdominal pain, bloating, and altered bowel habits such as diarrhea or constipation, or a combination of both.

Manuela Băbuș
Medical Writer
Exploring Irritable Bowel Syndrome for Digestive Wellness

Although the exact cause of IBS is still not fully understood, various factors such as diet, stress, genetics, and infections are known to play a role.


The symptoms of IBS can vary widely from person to person, but the most common symptoms include 

  • abdominal cramps or pain (typically located in the lower abdomen and worsened after meals)
  • discomfort
  • excessive gas and bloating, 
  • stools that are harder or looser than usual

Additionally, people with IBS may experience changes in bowel habits, such as diarrhea, constipation, or both. 

Some individuals with IBS may also experience 

  • urgent bowel movements, 
  • a feeling of incomplete evacuation, 
  • mucus in the stool.


Irritable bowel syndrome (IBS) is difficult to diagnose due to several factors. 

A few symptoms are the most common in IBS sufferers - bloating, pain relief with bowel movements, and loose and frequent bowel movements with the onset of pain.

There are different criteria used for diagnosing IBS, including the Kruis score, Manning criteria, and Rome criteria (I, II, III, and IV).

Clinical Examinations and Laboratory Tests

In addition to the diagnostic criteria, doctors may perform clinical examinations and laboratory tests to rule out other possible causes of the symptoms. 

These examinations may include 

  • physical examinations, 
  • blood tests, 
  • stool tests, 
  • imaging studies

These tests help identify any red flags or underlying conditions that may mimic IBS symptoms, ensuring a more accurate diagnosis.

The Importance of an Accurate Diagnosis

Obtaining an accurate diagnosis of IBS is crucial for appropriate management and treatment. It helps to differentiate IBS from other gastrointestinal disorders and provides patients with a clearer understanding of their condition. An accurate diagnosis also guides healthcare professionals in developing personalized treatment plans, targeting symptom relief, and improving the patient's overall quality of life.

The diagnosis of IBS is typically based on the presence of symptoms and the exclusion of other conditions that may present similarly. In some cases, additional tests such as blood tests, stool studies, or imaging studies may be ordered to rule out other conditions. A doctor may also perform a physical exam, including a digital rectal exam or a pelvic exam, to check for signs of inflammation, masses, or other abnormalities.


The treatment of IBS is aimed at managing symptoms and improving quality of life. This can involve a combination of lifestyle changes, medications, and psychological therapies

Lifestyle changes may include 

  • modifying the diet to avoid trigger foods 
  • increasing physical activity
  • reducing stress

Medications may be used to treat specific symptoms, such as antidiarrheals, laxatives, or antispasmodics

Additionally, psychological therapies such as cognitive-behavioral therapy or hypnotherapy may be helpful in managing symptoms.


While there is no known cure for IBS, there are steps that can be taken to reduce the risk of developing the condition. 

- Maintaining a healthy diet, exercising regularly, and reducing stress can help to prevent symptoms from occurring. 
- Avoiding certain trigger foods or substances, such as alcohol or caffeine, may also be helpful.
- Limiting high-fat foods as part of a healthy diet, as they can exacerbate IBS symptoms, especially diarrhea (fried foods, fast food, pastries, crisps, and cakes).
- Avoiding Some sweeteners, particularly those ending in "ol," that can cause diarrhea. It is necessary to pay attention to the consumption of sugar-free drinks, sweets, chewing gum, as well as diabetic and slimming products.
- Limiting processed or reheated foods that contain resistant starch, which can be challenging for the body to digest. These starches can contribute to symptoms like bloating, wind, and diarrhea.
- Avoiding lactose if it is not tolerated.
- Avoid skipping meals or eating late at night. If needed, include small snacks between meals.
- Mindful Eating: Take your time to enjoy your meals. Sit down, chew your food well, and avoid rushing through your meals.
- Fiber: Adjust the fiber intake based on the main symptoms. A lower fiber diet may be beneficial for diarrhea, while a higher fiber intake can help with constipation.
- Fluids: Staying adequately hydrated is important for overall health and may help ease symptoms, particularly constipation. Individuals should aim to consume at least 1.5 liters of fluids per day, adjusting their intake if they are increasing their fiber intake or experiencing episodes of diarrhea. It is recommended to choose water, sugar-free drinks, and caffeine-free beverages.


Irritable bowel syndrome is a common and chronic condition that can significantly impact the quality of life. While the exact cause of IBS is still unknown, various factors such as diet, stress, and genetics are known to play a role. 

The diagnostic criteria for Irritable Bowel Syndrome, including the Kruis score, Manning criteria, and Rome criteria, are essential tools used by healthcare professionals to diagnose IBS. These criteria, along with clinical examinations and laboratory tests, help ensure an accurate diagnosis and proper management of the condition.

Treatment for IBS is focused on managing symptoms through lifestyle changes, medications, and psychological therapies. If you are experiencing symptoms of IBS, it is important to speak with a doctor to receive a proper diagnosis and treatment plan.

If you are experiencing symptoms of IBS, it is important to seek medical evaluation to obtain a reliable diagnosis and receive appropriate care. Talk with your doctor before starting a medication regimen to help lessen the painful problems associated with IBS!

Article Citations & Bibliography
  1. Ghosh et al. Evaluation of the Symptom-Based Diagnostic Criteria for Irritable Bowel Syndrome in Conjunction With Clinical Examinations and Laboratory Investigations; Cureus 15(5): e38567. DOI 10.7759/cureus.38567; 2023
  2. Defrees DN, Bailey J: Irritable bowel syndrome: epidemiology, pathophysiology, diagnosis, and treatment. Prim Care. 2017, 44:655-71. 10.1016/j.pop.2017.07.009
  3. https://www.nhsinform.scot/illnesses-and-conditions/stomach-liver-and-gastrointestinal-tract/irritable-bowel-syndrome-ibs/managing-irritable-bowel-syndrome-ibs, accesed on June 5th 2023
  4. World Gastroenterology Organization. Irritable bowel syndrome: a global perspective. World Gastroenterology Organisation Global Guideline 2009.

Please note that the information provided on this blog is for educational and informational purposes only. It is not intended to be used as a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified healthcare provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on this blog.

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Manuela Băbuș.
Medical Writer