Persistent Abdominal Pain: Common Causes and What to Do Next

Man experiencing extreme stomach pain.

Key Takeaways

  • Persistent abdominal pain can have many causes, ranging from indigestion and constipation to infections, ulcers, gallstones, or other conditions that require medical assessment.
  • The location, severity, timing, and associated symptoms can provide important clues about the possible cause.
  • Seek urgent medical attention when pain is severe, sudden, worsening, or accompanied by symptoms such as vomiting blood, black stools, fainting, or difficulty breathing.
  • Keep track of symptoms and triggers, and arrange a medical evaluation when discomfort continues, returns frequently, or interferes with daily activities.

What Does Persistent Abdominal Pain Mean?

Abdominal pain that continues for days, repeatedly returns, or does not improve as expected should not simply be ignored. Persistent abdominal pain can result from problems affecting the digestive system, urinary tract, reproductive organs, or other structures within the abdomen.

The cause cannot be determined from pain alone. A healthcare professional may consider where the discomfort occurs, how it feels, when it started, what makes it better or worse, and whether other symptoms are present. These details can help narrow down the possible causes and determine whether testing is needed.

Common Causes

Several conditions can lead to ongoing abdominal discomfort. Some are relatively mild, while others require prompt diagnosis and treatment.

Indigestion can cause discomfort in the upper abdomen, along with bloating, belching, nausea, or a feeling of fullness after eating [1]. Constipation may cause cramping, bloating, and difficulty passing stools. Symptoms may improve after bowel movements, although persistent constipation should still be assessed if it does not resolve.

Gastritis, which involves inflammation of the stomach lining, may produce burning or aching discomfort, nausea, or early fullness. Peptic ulcers can cause recurring pain in the upper abdomen and may be associated with infection or certain medicines [2].

Gallstones can cause sudden or recurring pain, particularly in the upper right abdomen, sometimes after eating a fatty meal [3]. Appendicitis can begin with discomfort around the belly button before becoming more focused in the lower right abdomen [4]. It may also occur with nausea, vomiting, fever, or loss of appetite.

Other possibilities include urinary tract infections, kidney stones, gastroenteritis, inflammatory bowel conditions, and problems affecting the pancreas or liver. In some cases, pain may also be related to reproductive or pelvic conditions.

Location Can Provide Clues

Where the discomfort is felt can help guide evaluation, although location alone cannot establish a diagnosis. Upper abdominal pain symptoms may be associated with the stomach, gallbladder, pancreas, or other nearby structures. Lower abdominal discomfort can have different causes, including bowel, urinary, or pelvic conditions.

Persistent abdominal pain that begins in one area and moves to another can also be clinically relevant. Similarly, discomfort that occurs after meals, during bowel movements, or with urination may provide useful information.

Location or PatternPossible Causes
Upper abdomenIndigestion, gastritis, ulcer, gallbladder problems
Lower right abdomenAppendicitis, bowel conditions
Lower left abdomenConstipation, bowel conditions
Side or backKidney stones or urinary conditions
Diffuse abdominal discomfortGastroenteritis, constipation, or other systemic causes

These are examples rather than a way to diagnose a condition. Several problems can produce similar symptoms, and some conditions may cause pain in unexpected locations.

When Is Abdominal Pain Concerning?

Certain symptoms require prompt medical attention. Seek urgent care if pain is severe, sudden, rapidly worsening, or associated with fainting, confusion, difficulty breathing, persistent vomiting, or significant weakness.

Blood in vomit or stools is another warning sign. Black, tarry stools may indicate bleeding higher in the digestive tract, while visible blood in the stool can have several possible causes that require assessment [5].

A rigid or markedly swollen abdomen, high fever, or severe tenderness should also be evaluated urgently. People who are pregnant or may be pregnant should seek medical advice promptly for significant abdominal symptoms, particularly when accompanied by bleeding, dizziness, or severe pelvic pain.

What Should You Do Next?

If the discomfort is persistent but not severe, arrange an appointment with a healthcare professional. Before the consultation, record when symptoms began, where they occur, how long episodes last, and whether eating, movement, bowel movements, or urination affects them.

Also note associated symptoms such as fever, nausea, vomiting, bloating, diarrhoea, constipation, changes in appetite, weight changes, or urinary symptoms. A list of current medicines and supplements can also be useful because some products may irritate the digestive tract or contribute to symptoms.

During an assessment, the clinician may perform a physical examination and ask detailed questions about your symptoms and medical history. Depending on the findings, further investigations may include blood tests, urine tests, stool tests, imaging, or procedures such as endoscopy.

Can You Manage Symptoms at Home?

For mild symptoms without warning signs, simple measures may provide temporary relief while you arrange appropriate care. Eating smaller meals, drinking enough fluids, and avoiding foods that consistently trigger discomfort may help. Rest can also be useful when symptoms are related to a temporary digestive illness.

Avoid taking repeated doses of pain medicine without understanding the cause of recurring symptoms. Some pain medicines can irritate the stomach or increase the risk of digestive bleeding [6]. Ask a healthcare professional or pharmacist about suitable options, especially if you take other medicines or have an existing medical condition.

Self-care should not replace evaluation when symptoms continue or become more frequent. Treating the symptom without addressing its cause may allow an underlying condition to persist.

Why Early Assessment Matters

Ongoing abdominal pain does not necessarily mean that a serious disease is present, but persistence is a reason to pay attention. Some conditions are easier to manage when identified early, while others may worsen if treatment is delayed.

Keeping a symptom diary can make medical assessment more efficient. Record meals, bowel movements, medication use, pain intensity, and other noticeable changes. This information can help identify patterns and give the healthcare professional a clearer picture of what is happening.

Questions to Consider

When discussing abdominal distress with a clinician, describe whether it is constant or comes and goes. Mention any travel, dietary changes, illness, injuries, stress, or medication changes. Pain in the abdomen that repeatedly affects sleep, work, meals, or exercise also deserves attention, even when the discomfort seems manageable.

Conclusion

Persistent abdominal discomfort has many possible causes, and the right next step depends on the pattern and accompanying symptoms. Mild discomfort may sometimes be related to digestive problems such as indigestion or constipation, while recurring or worsening symptoms may require further investigation.

Do not ignore severe symptoms or warning signs such as bleeding, fainting, persistent vomiting, or difficulty breathing. When discomfort continues, returning to normal activities becomes difficult, or symptoms repeatedly recur, seek medical advice for an assessment and treatment plan.

References

  1. Moayyedi, P., Lacy, B. E., Andrews, C. N., Enns, R. A., Howden, C. W., & Vakil, N. (2017). ACG and CAG clinical guideline: Management of dyspepsia. The American Journal of Gastroenterology, 112(7), 988–1013. PubMed: ACG and CAG Clinical Guideline: Management of Dyspepsia
  2. Kamada, T., Satoh, K., Itoh, T., Ito, M., Iwamoto, J., Okimoto, T., Kanno, T., Sugimoto, M., Chiba, T., Nomura, S., Mieda, M., Hiraishi, H., Yoshino, J., Takagi, A., Watanabe, S., & Koike, K. (2021). Evidence-based clinical practice guidelines for peptic ulcer disease 2020. Journal of Gastroenterology, 56(4), 303–322. PubMed: Evidence-Based Clinical Practice Guidelines for Peptic Ulcer Disease 2020
  3. Baiu, I., & Hawn, M. T. (2018). Gallstones and biliary colic. JAMA, 320(15), 1612. https://doi.org/10.1001/jama.2018.11868
  4. Humes, D. J., & Simpson, J. (2006). Acute appendicitis. BMJ, 333(7567), 530–534. PubMed: Acute Appendicitis
  5. Laine, L., Barkun, A. N., Saltzman, J. R., Martel, M., & Leontiadis, G. I. (2021). ACG clinical guideline: Upper gastrointestinal and ulcer bleeding. The American Journal of Gastroenterology, 116(5), 899–917. https://doi.org/10.14309/ajg.0000000000001245
  6. Joo, M. K., Park, C. H., Kim, J. S., Park, J. M., Ahn, J. Y., Lee, B. E., Lee, J. H., Yang, H. J., Cho, Y. K., Bang, C. S., Kim, B. J., Jung, H. K., & Lee, Y. C. (2020). Clinical guidelines for drug-related peptic ulcer, 2020 revised edition. Gut and Liver, 14(6), 707–726. https://doi.org/10.5009/gnl20246. PubMed: Clinical Guidelines for Drug-Related Peptic Ulcer

Dr Dennis Koh

Clinical Governance Officer

Credits

Dr Koh was a consultant surgeon in the Department of Colorectal Surgery in Singapore General Hospital, one of the most progressive and comprehensive Colorectal Units in Singapore, before setting up his own private practice in 2016. He is also the current Clinical Governance Officer of Curasia Endoscopy Centre.

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