New or changing skin lesion

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2 studies · 1 recommendation

Last updated: February 25, 2026

New or changing skin lesion – Basal Cell Carcinoma

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New or changing skin lesions warrant prompt dermatologic evaluation for basal cell carcinoma

Across 2 studies (302 participants), new or changing skin lesions serve as critical early indicators of basal cell carcinoma, the most common skin cancer. A case-control study (100 cases, 100 controls) found constitutional risk factors significantly associated with BCC development: nevuses (OR = 13.13, p = 0.025), skin remaining light after sun exposure (OR = 3.14, p = 0.001), lighter hair color (p < 0.001), and fair skin (p = 0.020). A prospective cohort of 202 patients with 253 BCC lesions confirmed that 71.2% of tumors appeared on the face, with highest incidence in ages 60-80 (69% of cases). Critically, surgical treatment of detected lesions achieved a recurrence rate of only 2% with no metastasis or deaths, reinforcing that prompt evaluation of new or changing lesions—especially in fair-skinned individuals with multiple nevuses—enables early intervention and favorable outcomes.

Evidence

Impact of some constitutional characteristics on the development of basal cell carcinoma

Authors: Janković Janko, Maksimović Nataša, Musić Davor, Ražnatović Milena

Published: January 1, 2007

This matched case-control study (100 BCC cases, 100 controls) identified multiple constitutional risk factors with significant associations: nevuses (OR = 13.13, p = 0.025, 95% CI 1.39-12.03), skin remaining light after sun exposure (OR = 3.14, p = 0.001, 95% CI 1.59-6.18), lighter hair color (t = 4.63, p < 0.001), fair skin (t = 2.37, p = 0.020), and lighter eye color (t = 2.86, p = 0.005). Individuals carrying these risk factors should be alert to any new or changing skin lesions as BCC is the most common skin cancer in white populations with increasing incidence.

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Carcinoma basocelular: perfil epidemiológico e terapêutico de uma população urbana

Authors: Barbosa, Marcus Vinicius, Bariani, Roberta Lopes, Farah, Andréia Bufoni, Ferreira, Lydia Masako, Nahas, Fabio Xerfan

Published: April 1, 2006

In the prospective cohort of 202 patients with 253 basal cell carcinoma lesions, 71.2% of tumors were located on the face. The highest incidence occurred in patients aged 60-80 years (69% of cases), with a mean age of 64 years. Significant host susceptibility factors included white race and phototypes I and II (95.5%), prior history of non-melanoma skin cancer (25.8%), and coexisting actinic keratosis (43.6%). Surgical treatment achieved a recurrence rate of only 2% (5 of 253 cases) with no metastasis or fatal outcomes, demonstrating that early detection and treatment yield favorable prognosis.

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