Overview of CPT Code 10121: Incision and drainage of pilonidal cyst
CPT Code 10121 refers to the surgical procedure for incision and drainage of a pilonidal cyst, which is a common condition characterized by a cyst or abscess located near the tailbone.
When CPT Code 10121 is Used?
This procedure is indicated in specific clinical scenarios.
- Presence of a painful pilonidal cyst or abscess.
- Recurrent infections in the pilonidal area.
- Failure of conservative treatments such as antibiotics or drainage.
Symptoms Indicating This Procedure
Patients typically report various symptoms that may necessitate this procedure.
- Severe pain in the lower back or tailbone area.
- Swelling and redness around the cyst.
- Drainage of pus or blood from the cyst.
- Foul odor from the affected area.
Causes and Risk Factors
Understanding the causes and risk factors can help in prevention.
- Hair growth in the sacrococcygeal area.
- Prolonged sitting or pressure on the tailbone.
- Obesity and lack of physical activity.
- Family history of pilonidal disease.
Diagnostic Tests Before Procedure
Certain tests may be conducted to confirm the diagnosis.
- Physical examination of the cyst.
- Ultrasound to assess the extent of the cyst.
- Culture of any drainage to identify infection.
Procedure Description
The procedure involves several key steps.
- Patient is positioned comfortably, usually lying on their stomach.
- Area around the cyst is cleaned and sterilized.
- Local anesthesia is administered to numb the area.
- An incision is made over the cyst to allow drainage.
- The cyst is drained of pus and debris.
- The cavity may be packed with gauze to promote healing.
Preparation for the Procedure
Patients should follow specific guidelines before the procedure.
- Avoid eating or drinking for several hours prior to the procedure.
- Inform the doctor of any medications being taken.
- Arrange for transportation home post-procedure.
Recovery and Aftercare
Post-procedure care is crucial for recovery.
- Rest for the first few days after the procedure.
- Keep the area clean and dry.
- Change dressings as instructed by the healthcare provider.
- Take prescribed pain medications as needed.
Possible Complications
While generally safe, there are potential risks.
- Infection at the incision site.
- Bleeding or hematoma formation.
- Recurrence of the pilonidal cyst.
- Scarring in the affected area.


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Learn morePost-Procedure Follow-Up
Follow-up appointments are important for monitoring recovery.
- Schedule a follow-up visit within 1-2 weeks post-procedure.
- Monitor for signs of infection or complications.
- Discuss any concerns with the healthcare provider.
Alternative Treatments
There are non-surgical options available.
- Antibiotics for infection management.
- Warm compresses to reduce discomfort.
- Sitz baths to promote hygiene and healing.
Home Care Tips
Patients can take steps at home to aid recovery.
- Avoid sitting for long periods.
- Wear loose-fitting clothing to reduce irritation.
- Maintain good hygiene in the affected area.
Patient Education & Prevention
Education is key to preventing recurrence.
- Maintain a healthy weight.
- Practice good hygiene, especially in the lower back area.
- Avoid prolonged sitting and pressure on the tailbone.
Billing and Coding Information
CPT Code: 10121
Category: Surgical Procedures
Common Modifiers:
Average Cost and Insurance Coverage
Costs can vary based on several factors.
- Average cost ranges from $1,000 to $3,000.
- Insurance may cover the procedure if deemed medically necessary.
Related CPT Codes
References and Sources