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Skin Pseudocyst

Medically reviewed by Last updated on Jul 7, 2024.

What is a skin pseudocyst?

A skin pseudocyst is a pocket of fluid that forms under the skin. The most common areas for a skin pseudocyst to form are a finger or toe. The ear is possible but less common. A skin pseudocyst may develop after long-term irritation or repeated injury to the area.

How is a skin pseudocyst diagnosed?

Your healthcare provider will ask if you have symptoms, such as pain or stiffness. Tell him or her if you have ever had a skin pseudocyst in the same location. He or she may use an ultrasound to look at the pocket of fluid.

How is a skin pseudocyst treated?

When should I seek immediate care?

When should I call my doctor or dermatologist?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.