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Appendix Neuroendocrine Neoplasm C1879718

Published: July 22, 2026Updated: August 20, 2026

A tumor arising from neuroendocrine cells in the appendix, which can produce hormones and occur with varying aggressiveness. It primarily affects middle-aged adults and is often found incidentally during surgery for other conditions. Surgical removal of the appendix is usually curative when localized.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

ICD-10
C80.1
ICD-11
2A00.0
Body system
oncologic
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Abdominal pain

(oncologic)

Generalized symptoms

(oncologic)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Change in bowel habit

(oncologic)

Unintentional weight loss

(oncologic)

Flushing episodes

(oncologic)

Medication Comparisons

Compare medications used to treat Appendix Neuroendocrine Neoplasm C1879718. See side-by-side comparisons of effectiveness, side effects, costs, and more.

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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy