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- Presentation
Dealing with Melanoma Overdiagnosis: Can We Find an Off-Ramp?
Description
Bob Swarlick discusses the issue of melanoma overdiagnosis, emphasizing the need for a new conceptual framework that distinguishes between risk factors and overt disease. He reflects on the historical context of melanoma diagnoses and the binary system of benign versus malignant classifications, which can lead to overdiagnosis and unnecessary treatments for non-threatening variants of melanoma. The need to address the limitations of our ability to predict individual patient outcomes is stressed, as current models may not accurately forecast disease progression. Swarlick cites evidence to illustrate that many diagnosed with early-stage melanoma might not face significant risks, thereby posing questions about the appropriateness of aggressive treatments. He suggests shifting towards a risk-defined approach rather than labeling tumors simply as benign or malignant, which could facilitate better decision-making for patients and healthcare providers. He outlines potential obstacles to changing terminologies, including financial and legal implications, while advocating for improved communication about risks associated with melanoma. The discussion concludes with a call for collaboration among various stakeholders to adopt this nuanced approach in order ultimately to enhance patient care and understanding of melanoma.
View moreConclusions
- Melanoma overdiagnosis is prevalent, often attributing benign variants to cancer without metastatic potential.
- The distinction between disease risk and actual disease must be clearer in clinical practice to mitigate overdiagnosis.
- A binary benign/malignant paradigm is inadequate and oversimplifies the complexity of melanoma diagnoses.
- Adopting a risk-based diagnostic framework offers a more nuanced understanding and may improve patient management.
- Understanding the limits of predictive tools is crucial in making informed decisions about patient outcomes.
- Risk factors should not be conflated with disease states, particularly in the context of melanoma which has many early-stage cases viewed as full-blown cancer.
- Changing the terminology from cancer/non-cancer to risk-based classifications could alleviate patient anxiety and better target treatment options.
- The medical community must educate all stakeholders on the new risk-based paradigms to facilitate broader adoption and understanding.
- Juan Rosai, MDa,b. The benign versus malignant paradigm in oncologic pathology: a critique. Seminars in Diagnostic Pathology. ELSEVIER, 2008; 25:147-153.
- E.P. VAN DER ESCH et al. TEMPORAL CHANGE IN DIAGNOSTIC CRITERIA AS A CAUSE OF THE INCREASE OF MALIGNANT MELANOMA OVER TIME IS UNLIKELY. Int. J. Cancer. 1991; 47:483-490. Wiley-Liss, Inc.
- Michael L. Chen, BA et al. Differences in Thickness-Specific Incidence and Factors Associated With Cutaneous Melanoma in the US From 2010 to 2018. JAMA Oncol. 2022;8(5):755-759. doi:10.1001/jamaoncol.2022.0134.
- Raymond L. Barnhill, MD et al. Revision of the Melanocytic Pathology Assessment Tool and Hierarchy for Diagnosis Classification Schema for Melanocytic Lesions: A Consensus Statement. JAMA Netw Open. 2023;6(1):e2250613. doi:10.1001/jamanetworkopen.2022.50613.