The solar plexus is a nerve hub that can be silenced to stop pain

Health · Published 3 October 2026 Swipe more like this →

In short: Deep in your abdomen lies the celiac plexus, a complex network of nerves relaying sensory signals from your pancreas and liver to your brain. When chronic pain from conditions like cancer or pancreatitis becomes unmanageable, doctors can perform a targeted block to interrupt these signals and provide relief.

The celiac plexus, frequently called the solar plexus, acts as a central clearinghouse for sensory information from major upper abdominal organs. By injecting a local anaesthetic directly into this nerve cluster, clinicians can temporarily halt the transmission of pain signals. For patients suffering from intractable pain due to pancreatic cancer or chronic pancreatitis, this procedure offers a potential alternative to systemic pain medications, which often carry side effects like nausea or dizziness.

The procedure is performed under image guidance, such as fluoroscopy or CT scans, to ensure the needle reaches the precise location behind the stomach. During the injection, patients may feel pressure or a pushing sensation, though the skin is numbed beforehand. In cases where long-term relief is required, doctors may use substances like phenol or alcohol to perform neurolysis, effectively destroying the nerves to prevent them from firing pain signals altogether.

While the block can significantly improve quality of life, it is not without risks. Common side effects include temporary tenderness, bruising, or low blood pressure, which may require fluid management. Rare but serious complications can involve damage to internal organs, bleeding, or temporary weakness in the legs. Because the procedure affects the autonomic nervous system, patients must be monitored closely for changes in blood pressure or digestive function, such as diarrhoea, following the intervention.

The decision to undergo a celiac plexus block is a shared one between the patient and their care team. Before proceeding, doctors must screen for factors that could complicate the injection, such as the use of blood-thinning medications or existing infections. Because the procedure requires precise navigation near major blood vessels and the diaphragm, it is reserved for cases where other pain management strategies have failed to provide adequate relief.

General information, not professional advice. Spotted an error? Flag the card or see corrections and complaints.

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