Functional Dyspepsia
Functional dyspepsia, also known as non-ulcerative dyspepsia or indigestion, is a term used to describe a group of symptoms that affect the upper digestive system. It is characterized by recurring or persistent pain or discomfort in the upper abdomen, often accompanied by bloating, early satiety, and difficulty swallowing.
Causes and Risk Factors
The exact cause of functional dyspepsia is not fully understood, but several factors are thought to contribute to its development. These include:
- Gastroesophageal reflux disease (GERD)
- Irritable bowel syndrome (IBS)
- Stress and anxiety
- Hormonal changes
- Certain medications, such as nonsteroidal anti-inflammatory drugs (NSAIDs) and antibiotics
- Dietary factors, including spicy or fatty foods, caffeine, and carbonated beverages
Symptoms
The symptoms of functional dyspepsia can vary from person to person, but common complaints include:
- Persistent or recurring pain or discomfort in the upper abdomen
- Bloating and gas
- Early satiety, or feeling full after eating only a small amount of food
- Difficulty swallowing
- Nausea and vomiting
- Belching and regurgitation
Diagnosis
Diagnosing functional dyspepsia can be challenging, as the symptoms are often non-specific and may overlap with other conditions. A diagnosis is typically made based on a combination of:
- Medical history and physical examination
- Endoscopy or upper GI series to rule out other conditions, such as ulcers or inflammation
- Laboratory tests, including blood work and stool tests
Treatment and Management
Treatment for functional dyspepsia typically focuses on managing symptoms and improving quality of life. This may include:
- Dietary changes, such as avoiding trigger foods and eating smaller, more frequent meals
- Medications, including antacids, histamine-2 (H2) blockers, and proton pump inhibitors (PPIs)
- Stress management techniques, such as relaxation therapy or cognitive-behavioral therapy
- Lifestyle modifications, including regular exercise and quitting smoking
Prognosis and Complications
While functional dyspepsia can be a chronic condition, many people are able to manage their symptoms and improve their quality of life with treatment. However, if left untreated or poorly managed, functional dyspepsia can lead to complications such as:
- Malnutrition and weight loss
- Anemia and other nutritional deficiencies
- Decreased quality of life and increased risk of depression and anxiety
Frequently Asked Questions (FAQs)
What is functional dyspepsia?
Functional dyspepsia is a term for recurring signs and symptoms of indigestion that have no obvious cause.
What are the symptoms of functional dyspepsia?
Symptoms may include pain or discomfort in the upper abdomen, bloating, early satiety, and difficulty swallowing.
How common is functional dyspepsia?
Functional dyspepsia is a common condition, affecting approximately 10-20% of the general population.
What are the possible causes of functional dyspepsia?
The exact cause is often unclear, but may be related to abnormal gut motility, hypersensitivity, or stress.
Is functional dyspepsia the same as irritable bowel syndrome (IBS)?
No, while some symptoms overlap, functional dyspepsia and IBS are distinct conditions with different diagnostic criteria.
How is functional dyspepsia diagnosed?
Diagnosis is typically based on a combination of medical history, physical examination, and exclusion of other conditions through tests such as endoscopy or imaging studies.
What are the treatment options for functional dyspepsia?
Treatment may include lifestyle modifications, over-the-counter medications, and prescription medications to manage symptoms.
Can dietary changes help alleviate symptoms of functional dyspepsia?
Yes, avoiding trigger foods, eating smaller meals, and following a balanced diet may help reduce symptoms in some individuals.
Is functional dyspepsia associated with any other medical conditions?
Functional dyspepsia may be associated with anxiety, depression, and other gastrointestinal conditions, such as gastroesophageal reflux disease (GERD).
Can functional dyspepsia be cured?
While some individuals may experience resolution of symptoms, functional dyspepsia is often a chronic condition that requires ongoing management.
Article last updated on: 18th October 2025.
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