EPIDERMAL & PILAR CYST REMOVAL

CLINICAL OVERVIEW & TREATMENT APPROACH

Epidermal inclusion cysts and pilar cysts are common benign growths that develop beneath the skin when keratin becomes trapped within a sac. These cysts are typically slow-growing and painless but may become inflamed, infected, enlarged, or cosmetically bothersome over time.

Epidermal cysts can occur almost anywhere on the body and are commonly found on the face, neck, trunk, and extremities
Pilar cysts occur most commonly on the scalp and may be single or multiple

While many cysts remain stable, others may enlarge, become inflamed, rupture, or drain, prompting medical evaluation.

At International Vein & Skin Institute, cyst evaluation and treatment are personally performed by Dr. Jozef Tryzno, MD. Treatment is selected according to the type of cyst, size, location, degree of inflammation, previous rupture or infection, and condition of the surrounding tissue.

WHEN CYST TREATMENT IS CONSIDERED

Treatment may be recommended or requested when a cyst is:

Enlarging
Painful or tender
Inflamed, infected, or draining
Recurrently rupturing or becoming inflamed
Repeatedly traumatized during shaving, grooming, or haircuts
Interfering with comfort or daily activities
Cosmetically bothersome

Not every cyst requires removal. The timing and type of treatment depend largely on whether the cyst is intact and quiet or actively inflamed, ruptured, or infected.

CYST REMOVAL AND TREATMENT OPTIONS

Treatment is not identical for every cyst. An intact cyst can often be removed as a planned surgical procedure, while a painful, inflamed, infected, or ruptured cyst may require drainage and treatment of the active process first.

SURGICAL EXCISION

Surgical excision is generally used for intact cysts that can be removed together with the cyst wall (capsule).

How it is performed:

Local anesthesia is administered
Incision is performed using a surgical CO₂ laser in cutting mode, providing precise tissue division with limited procedural bleeding
The cyst is identified beneath the skin
Careful dissection is performed to separate the cyst and its wall from surrounding tissue
The cyst is removed
The wound is closed with sutures, often in layers depending on depth, size, and location
A temporary drain may be placed when continued drainage is needed

The controlled surgical field provided by the CO₂ laser is particularly useful during cyst removal, where clear visualization assists careful dissection of the cyst wall from surrounding tissue.

Previous inflammation or rupture may make the cyst wall more difficult to separate from surrounding tissue and may increase the possibility of recurrence.

Removal of the cyst wall reduces the likelihood of recurrence, although recurrence or development of a new cyst in the area remains possible.

INCISION, DRAINAGE & DEBRIDEMENT

When a cyst becomes acutely inflamed, infected, or ruptured, surgical excision may not be the appropriate initial treatment. Incision and drainage allows the lesion to be decompressed and the inflamed or infected cavity to be treated directly.

How it is performed:

Local anesthesia is administered
An opening is created using a surgical CO₂ laser, allowing controlled access with limited procedural bleeding
Cyst contents, pus, or inflammatory debris are drained
Curettage and debridement are performed as appropriate
Accessible portions of the cyst wall may be removed when feasible
The cavity is irrigated and treated locally
Packing or a temporary drain may be placed when continued drainage is needed

Unlike an intact cyst, a ruptured or significantly inflamed cyst may no longer have a clearly defined wall that can be separated completely from the surrounding tissue. After the acute process resolves, the area is reassessed to determine whether additional treatment or surgical excision is necessary.

CO₂ LASER–ASSISTED MICRO-INCISION — SELECTED SMALL CYSTIC LESIONS

For selected small cysts and superficial cystic lesions, particularly in cosmetically sensitive areas, an ablative CO₂ laser may be used to create a very small opening through which the lesion is treated.

How it is performed:

Topical anesthesia is typically used to avoid unnecessary needle trauma for very small lesions; local anesthesia may be used when needed
A precise micro-opening is created with an ablative CO₂ laser
Small cystic contents are gently removed using a fine lancet or curette
When there is no solid material to remove, a few controlled CO₂ laser pulses may be used to treat the internal cystic structure

This technique provides precise access with minimal bleeding and generally allows the small treatment site to heal without sutured closure.

It may be used for selected small inclusion cysts, milia, and other appropriate cystic lesions.

👉 Learn more about CO2 Laser Treatment for Small Cystic Lesions

YOUR ROLE IN PROPER HEALING

Proper wound care and follow-up are important parts of cyst treatment. Healing depends on the type and size of the cyst, its location, whether inflammation or infection was present, and the procedure performed.

After drainage of an inflamed or infected cyst, continued drainage may be necessary while the cavity heals, and follow-up is important to reassess the area.

After surgical excision or CO₂ laser treatment, the treated area should be protected from trauma, friction, contamination, and activities that place unnecessary stress on the healing wound. Specific wound-care instructions are provided according to the procedure performed.

IMPORTANT PROCEDURAL CONSIDERATIONS

Treatment planning takes into account the size and location of the cyst, active inflammation or infection, previous rupture or treatment, surrounding skin condition, and expected healing.

Antibiotics may be prescribed when bacterial infection or significant surrounding inflammation is present, but antibiotics do not remove the cyst or its wall. When a collection requires drainage, medication alone may not provide definitive treatment.

Cysts may recur after previous inflammation, rupture, drainage, or removal. Removal of the cyst wall reduces the likelihood of recurrence, but recurrence remains possible, and new cysts may also develop in the same or nearby area.

For lesions that are unusual, recurrent, or diagnostically uncertain, histopathologic examination may be recommended.

Insurance coverage depends on the diagnosis, medical necessity, and the patient's individual insurance plan.

URGENT & SAME-DAY CYST EVALUATION

Painful, inflamed, draining, or rapidly enlarging cysts may require more immediate evaluation rather than routine elective removal.

When medically appropriate and scheduling permits, same-day treatment may be available.

SCHEDULE A CYST EVALUATION

An evaluation can help determine the type of cyst and the appropriate treatment approach.

📞 Call (847) 518-9999 to schedule an evaluation with Dr. Jozef Tryzno, MD.

Medical Disclaimer
This information is provided for educational purposes only and does not replace individualized medical evaluation. Treatment recommendations depend on clinical findings, diagnostic requirements, and patient-specific factors. Outcomes may vary, and no specific medical or cosmetic result can be guaranteed.

Learn More About