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3. Swelling

External hemorrhoids may lead to thrombosis, which occurs when a blood clot forms in the hemorrhoid. The clot obstructs blood circulation. As a consequence, extreme swelling and further growth occur.

Thrombosed hemorrhoids protrude from the anus. They may take weeks to shrink, even with aggressive treatment. Surgery is often necessary to remove a thrombosed hemorrhoid.

man holding his behind

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Disclaimer

This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.