What is a suprapubic furuncle (boil)?

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From the Guidelines

A suprapubic furuncle is a type of skin infection, specifically an infection of the hair follicle, usually caused by S. aureus, that develops into a painful, pus-filled nodule with overlying pustules through which hair emerges, typically in the pubic area above the genitals. This condition is characterized by suppuration that extends through the dermis into the subcutaneous tissue, where a small abscess forms, as described in the practice guidelines for the diagnosis and management of skin and soft tissue infections by the Infectious Diseases Society of America 1. Key features of furuncles include:

  • Infection of the hair follicle
  • Usually caused by S. aureus
  • Suppuration extends through the dermis into the subcutaneous tissue
  • Formation of a small abscess
  • Clinically presents as an inflammatory nodule with overlying pustules through which hair emerges

Furuncles often rupture and drain spontaneously or following treatment with moist heat, and most large furuncles should be treated with incision and drainage, as recommended by the guidelines 1. Systemic antimicrobials are usually unnecessary, unless fever or other evidence of systemic infection is present. It is essential to keep the area clean and avoid squeezing or attempting to pop the furuncle to prevent spreading the infection. If the furuncle is large, severely painful, or doesn't improve within a few days, medical attention is necessary to determine the best course of treatment, which may include antibiotics or incision and drainage.

From the Research

Definition of a Suprapubic Furuncle (Boil)

A suprapubic furuncle, or boil, is not directly defined in the provided studies. However, a furuncle is described as a common infection of hair follicles, typically caused by Staphylococcus aureus 2.

Related Information

While the term "suprapubic" is mentioned in several studies, it refers to the location of a catheter or cystostomy, rather than a furuncle or boil 3, 4, 5. A suprapubic catheter is used to drain the bladder of urine, and its insertion, care, and management are discussed in various studies 3, 5.

Infections and Complications

The provided studies discuss various infections and complications related to suprapubic catheters, including urinary tract infections and bacteriuria 4. However, they do not specifically address suprapubic furuncles or boils.

Treatment of Furuncles

The treatment of furuncles, in general, may involve incision and drainage, as well as systemic antibiotics in certain circumstances 2. Additionally, alternative treatments such as leech therapy have been explored for specific types of furuncles, like nasal vestibular furunculosis 6.

Conclusion Not Provided

As per the instructions, no conclusion will be drawn from the information provided. The information is presented in a factual manner, highlighting the available data on furuncles and suprapubic catheters.

References

Guideline

Guideline Directed Topic Overview

Dr.Oracle Medical Advisory Board & Editors, 2025

Research

Strategies for the management of recurrent furunculosis.

Southern medical journal, 1987

Research

Insertion, care and management of suprapubic catheters.

Nursing standard (Royal College of Nursing (Great Britain) : 1987), 2008

Research

Suprapubic cystostomy: urinary tract infection and other short term complications.

JPMA. The Journal of the Pakistan Medical Association, 2002

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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