Illustration of healthy peristomal skin with grid overlay representing the PLS assessment scale.

Is Your Ostomy Skin Protected? Introducing the Peristomal Lesion Scale

"A new tool offers better ways to monitor and manage skin health around your stoma, preventing complications and improving quality of life."


Living with an ostomy brings significant changes, and for many, it can also bring skin complications around the stoma. It's estimated that a considerable percentage of ostomates – anywhere from 15% to 43% – experience skin issues in the peristomal area. These complications can affect your comfort, confidence, and overall well-being.

That's why consistent and accurate skin assessment is crucial. Stomal therapy centers, staffed by specialized nurses, play a vital role in providing care and managing these skin complications. To ensure you receive the best possible care and maintain a good quality of life, healthcare professionals need reliable tools to properly assess your skin's condition.

Now, there's a new tool designed to do just that: the Peristomal Lesion Scale (PLS). This scale aims to provide a more detailed and standardized way to classify skin lesions based on their severity. Let's explore what the PLS is, how it was developed, and how it can potentially improve peristomal skin management.

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Why Structured Assessment Matters

The Peristomal Lesion Scale (PLS) was developed as a reliable tool for classifying peristomal skin lesions by severity. One report estimates that 15%–43% of ostomates experience peristomal skin complications, and that many experience at least one peristomal lesion during their lives. The Ostomy Skin Tool 2.0 study also examined assessment consistency by presenting 30 photographs twice to 20 ostomy care nurses from Denmark and Spain. Together, these efforts show the importance of consistent description and severity classification in peristomal skin assessment.

Assessment Requires Clinical Judgment

Peristomal skin assessment generally involves observing the skin around the stoma, describing abnormalities, and considering possible causes. Clinicians may use structured tools to support consistency, but assessment can still require interpretation of visual findings and clinical context. Because different complications may appear similar, a standardized score should support rather than replace professional evaluation.

From Observation to Standardization

The WOCN Peristomal Skin Assessment Guide was developed to standardize assessments, help identify probable reasons for complications, and provide simple management options for adult patients. Hollister describes the guide similarly as a standardized approach that addresses the skin around the stoma, likely causes of common peristomal skin complications, and basic management options. The foundational principle is that healthy peristomal skin should be intact, while a careful history and assessment of clinical features can provide clues about the cause of a problem.

What is the Peristomal Lesion Scale (PLS)?

Illustration of healthy peristomal skin with grid overlay representing the PLS assessment scale.

The Peristomal Lesion Scale (PLS) is a skin assessment tool designed to classify lesions based on their severity. It was developed to improve upon existing methods and offer a more reliable way for healthcare professionals to assess peristomal skin. Key features include:

The PLS developers focused on several key areas to ensure it was comprehensive and easy to use:

  • Patient Demographics: Captures essential information like age, gender, and overall health status.
  • Clinical Characteristics: Considers existing health conditions, current therapies, and the type of ostomy.
  • Lesion Classification: Details the specific type, size, severity, and location of the lesion using standardized terminology.
  • Topography: Maps the precise location and extension of the lesion around the stoma.
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A Field Still Refining Its Tools

Recent work continues to examine how peristomal skin changes can be described and assessed more consistently. Research has focused on developing assessment instruments and reviewing approaches to prevention, recognition, and management. However, the available evidence does not establish that one assessment method resolves every clinical challenge, so tools should be interpreted within the broader clinical situation.

Where Assessment Can Break Down

The PLS study was designed to classify lesions by severity and compare its validity with SACS, the most widely used peristomal tool in Italy, showing that competing instruments may differ in purpose or performance. Peristomal skin complications are also associated with inconsistent education, variable clinical practices, and a lack of standardized terminology and protocols. In daily practice, nurses may seek advice on complex cases through emailed images or mobile apps, but the reliability of remote assessment of these lesions remains an important question.

Assessment Within Preventive Care

A 2023 review places peristomal skin assessment within a broader program of preventive stoma care. It addresses peristomal skin health, consensus hygiene, stoma best practices, and the diagnosis and management of common peristomal skin complications. This approach links assessment with prevention, early recognition, and care rather than treating scoring as an isolated task.

In short, the PLS offers a structured approach to evaluating peristomal skin, taking into account various factors to provide a comprehensive assessment.

Why the PLS Matters for Your Ostomy Care

The Peristomal Lesion Scale represents a step forward in how healthcare professionals assess and manage peristomal skin. By providing a more detailed, standardized, and comprehensive assessment, the PLS can lead to:

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A Shared Language for Lesion Severity

The PLS was created to provide a reliable way to classify peristomal lesions according to severity. Its validation work also compared the scale with SACS, an established peristomal assessment tool used widely in Italy. This positions the PLS as part of the continuing effort to give clinicians a clearer and more consistent language for describing peristomal skin damage.

Toward Better Global Coordination

Global research on peristomal skin complications is growing, but a comprehensive understanding of research trends, collaborations, and thematic development remains limited. The PLS offers one example of a tool intended to help nurses and patients assess and manage peristomal skin health more reliably. At the same time, reviews of peristomal skin barriers describe an evolution from early materials such as karaya gum to modern hydrocolloid-based systems, while noting that complication rates remain high despite advances in barrier technology.

Consistency Across the Care System

Peristomal skin protection depends on more than a single assessment tool. Education, clinical routines, communication, and access to appropriate care may all influence how promptly skin changes are recognized and managed. A structured scale can support consistency, but it works best as part of coordinated, patient-centered ostomy care.

The Patient Burden of Skin Complications

Peristomal skin complications are described as one of the main postoperative complications of ostomy surgery and as a challenge for healthcare professionals. They can have a considerable impact on patients’ quality of life. A multinational survey also reported significant effects on quality of life and ostomy treatment costs, highlighting that these complications affect both patients and healthcare resources.

<ul><li><b>Earlier detection of skin problems:</b> The PLS's detailed approach may help identify issues before they become severe.</li><li><b>More tailored treatment plans:</b> Accurate assessment allows for treatment strategies that address the specific type and severity of the lesion.</li><li><b>Improved communication:</b> Standardized terminology ensures clear communication between healthcare providers and patients.</li><li><b>Better monitoring over time:</b> The PLS allows for consistent tracking of skin changes, helping to evaluate the effectiveness of treatments.</li></ul>

If you have an ostomy, talk to your stomal therapy nurse or healthcare provider about the Peristomal Lesion Scale and how it might benefit your care. Proactive skin assessment is key to maintaining your comfort, confidence, and overall quality of life.

What the PLS validation establishes

The comparison found that the PLS distinguished lesion severity better than SACS, which the study identified as the most widely used peristomal tool in Italy. This supports its value for describing severity, but does not establish that using it improves patient outcomes.[1]

The PLS and SACS comparison in Italy

SettingItaly[1]
ComparisonSACS[1]
Times cited18[1]

A review of assessment instruments judged evidence on reliability and content validity for SACS and the Ostomy Skin Tool variable or indeterminate, and said neither had been evaluated enough to establish validity, reliability, and usability. That critique concerns those instruments, rather than the PLS validation itself.[2]

What a follow-up PLS study could test

  • Would the PLS distinguish lesion severity consistently when different clinicians assess the same skin findings?[1]

About this Article -

Written with AI assistance from published research, and reviewed by the Mystum team. See our About page for more information.

This article is based on research published under:

DOI-LINK: 10.1111/iwj.13052, Alternate LINK

Title: Design And Validation Of A “Peristomal Lesion Scale” For Peristomal Skin Assessment

Subject: Dermatology

Journal: International Wound Journal

Publisher: Wiley

Authors: Giulia Menin, Gabriele Roveron, Maria Barbierato, Angela Peghetti, Renzo Zanotti

Published: 2018-12-13

Everything You Need To Know

1

What exactly is the Peristomal Lesion Scale (PLS) and what is it used for?

The Peristomal Lesion Scale, or PLS, is a new assessment tool designed to classify skin lesions around an ostomy based on their severity. It's designed to offer healthcare professionals a more reliable and detailed way to assess peristomal skin compared to existing methods.

2

What specific areas or factors does the Peristomal Lesion Scale (PLS) take into account when assessing skin around an ostomy?

The Peristomal Lesion Scale considers patient demographics such as age, gender, and overall health, relevant clinical characteristics like existing health conditions and therapies, detailed lesion classification covering type, size, severity and location with standardized terminology, and topography, which maps the lesion's precise location and extension around the stoma.

3

What is the role of stomal therapy centers in managing peristomal skin health?

Stomal therapy centers, staffed by specialized nurses, play a vital role in managing skin complications around the stoma. These centers offer specialized care and guidance, helping ostomates address issues like peristomal lesions and maintain optimal skin health. Regular visits and consultations with these centers are essential for preemptive care.

4

Why was the Peristomal Lesion Scale (PLS) developed, and what problems does it aim to solve in ostomy care?

The development of the Peristomal Lesion Scale addresses the crucial need for a standardized and reliable method to assess peristomal skin. Before the PLS, the lack of a comprehensive tool could lead to inconsistencies in assessment and treatment. By incorporating patient demographics, clinical characteristics, lesion classification, and topography, the PLS offers a holistic approach to evaluation. This standardized approach ensures that all relevant factors are considered, leading to more accurate diagnoses and tailored treatment plans, ultimately improving the quality of life for ostomates.

5

How significant are peristomal skin complications for individuals with an ostomy, and what impact can they have on their lives?

Peristomal skin complications, which affect a notable percentage of ostomates, can significantly impact comfort, confidence, and overall well-being. Addressing these issues proactively through tools like the Peristomal Lesion Scale and consistent care from stomal therapy centers is crucial. Early identification and management of peristomal lesions can prevent further complications, reduce discomfort, and improve the long-term health and quality of life for individuals living with an ostomy.

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