BioMEL- Diagnostic and Prognostic Factors in Melanoma. (BioMEL)
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ClinicalTrials.gov Identifier: NCT05446155 |
Recruitment Status :
Recruiting
First Posted : July 6, 2022
Last Update Posted : September 6, 2022
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The investigators' hypothesis is that cutaneous melanoma, melanoma in situ, dysplastic nevi and benign nevi all differ in not only clinical characteristics but also molecular and genotypic characteristics.
Patients with suspected primary cutaneous melanoma or a differential diagnosis, or secondary melanoma can be asked to participate in the first part of the project and patients with suspected or confirmed secondary (spread) melanoma can be included in the second part of the study. Participants included in the study answer a validated questionnaire regarding epidemiological and phenotypic factors to map medical history, prior UV exposure, family history of melanoma and/or other cancer types, skin type, smoking habits, alcohol use and quality of life.
Blood samples (whole blood) are collected before primary local excision and before secondary surgical procedures as well as during follow up of patients with secondary disease and oncologic treatment. During local excision of the primary pigmented skin lesion, full-thickness skin punch biopsies are taken by trained dermatologists. The biopsies, in the lesion and next to the lesion in the normal skin of the suspected melanoma, are taken, snap frozen and stored deep frozen. The primary lesions are documented by accurate imaging methods prior to excision.
Tissue samples from suspected or confirmed secondary melanomas are collected mainly through surgical and core needle biopsies before, during and after treatment and in case of disease progress or treatment failure. Tissue samples are snap-frozen and stored in the same way as samples from primary melanomas.
Comprehensive questionnaire based, imaging-based information, as well as histologic information provided from the pathologist report is included and stored in a secure database.
All the information in the database, along with information from molecular analysis of tissue and/or blood samples will then be used to find objective, molecular and clinical differences in melanoma, melanoma in situ, dysplastic and benign nevi along with potential information of biological aggressivity of both primary and secondary melanoma in order to find more objective diagnostic markers.
Condition or disease | Intervention/treatment |
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Melanoma Melanoma in Situ Dysplastic Nevi Mole (Dermatology) Image Mutation | Diagnostic Test: Imaging |
Study Type : | Observational |
Estimated Enrollment : | 2000 participants |
Observational Model: | Cohort |
Time Perspective: | Prospective |
Official Title: | BioMEL - a Translational Study About Aetiology, Diagnosis, Prognosis, Treatment, Biology and Biomarkers in Clinically Atypical Nevi and Melanoma. |
Actual Study Start Date : | November 4, 2013 |
Estimated Primary Completion Date : | December 2026 |
Estimated Study Completion Date : | December 2028 |

Group/Cohort | Intervention/treatment |
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Patients with a suspected primary melanoma or equivocal pigmented skin tumour
Patients, 18 years or older, in dermatological outpatient routine care in Helsingborg, Lund or Malmö Hospitals. Patients are planned for surgical excision for an equivocal pigmented skin lesion that could be a primary melanoma or a differential diagnosis of melanoma. Imaging of tumours will be applied before surgery. Blood samples are taken before surgery. Tumour/normal skin biopsies will be taken and snap-frozen (-80°C) immediately after surgery. A baseline questionnaire about skin cancer risk factors, co-morbidities, phenotypic factors, diets, smoking, alcohol and quality of life will be given to the patient before surgery.
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Diagnostic Test: Imaging
Diagnostic and prognostic imaging, omics and machine learning methods will be applied
Other Names:
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Patients with secondary melanoma (metastatic disease)
Patients, 18 years or older, in surgical or oncological routine care in Helsingborg, Lund, Malmö or Kristianstad Hospitals. Patients are planned for surgical excision or cytological diagnostics (needle aspiration) of metastatic melanoma. Imaging of tumours will be applied before surgery. Blood samples are taken before surgery. Tumour biopsies will be taken and snap-frozen (-80°C) immediately after surgery. A baseline questionnaire about skin cancer risk factors, co-morbidities, phenotypic factors, diets, smoking, alcohol and quality of life will be given to the patient before surgery.
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Diagnostic Test: Imaging
Diagnostic and prognostic imaging, omics and machine learning methods will be applied
Other Names:
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- Genomic and transcriptomic differences between cutaneous melanoma, melanoma in situ, dysplastic nevi and benign nevi. [ Time Frame: Cross sectional (subjects included november 2013- december 2026. ]Genomic and transcriptomic differences as analysed from DNA and RNA collected from tumour tissue biopsies from cutaneous melanoma, melanoma in situ, dysplastic nevi and benign nevi.
- Interindividual genomic and transcriptomic differences in metastatic melanoma [ Time Frame: Cross sectional (subjects included november 2013- december 2026. ]Genomic and transcriptomic differences as analysed from DNA and RNA collected from tumour tissue biopsies from metastatic melanoma.
Biospecimen Retention: Samples With DNA

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Sampling Method: | Non-Probability Sample |
Inclusion Criteria:
- Primary part of the project: Patients in dermatological outpatient routine care in Helsingborg, Lund or Malmö Hospitals. Patients are planned for surgical excision for an equivocal pigmented skin lesion that could be a primary melanoma or a differential diagnosis of melanoma
- Secondary part of the project: . Patient, in surgical or oncological routine care in Helsingborg, Lund, Malmö or Kristianstad Hospitals. Patients are planned for surgical excision or cytological diagnostics (needle aspiration) of metastatic melanoma.
- All subjects have to be able to provide written informed consent.
Exclusion Criteria:
- Patients with lesions, primary or secondary, that are so small that a punch biopsy for the study would risk affecting the histopathological diagnosis.

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT05446155
Contact: Kari Nielsen, Ass. Prof. | +46424061000 | kari.nielsen@med.lu.se |
Sweden | |
Helsingborg Hospital | Recruiting |
Helsingborg, Skane, Sweden, 252 23 | |
Contact: Kari Nielsen, Ass. Prof. +46424061000 kari.nielsen@med.lu.se | |
Kristianstad Hospital | Recruiting |
Kristianstad, Skane, Sweden, 29133 | |
Contact: Kari Nielsen, Ass. Prof. +46424061000 kari.nielsen@med.lu.se | |
Lund University Hospital | Recruiting |
Lund, Skane, Sweden, 22241 | |
Contact: Kari Nielsen, Ass. Prof. +46424061000 kari.nielsen@med.lu.se | |
Skåne University Hospital Malmö | Recruiting |
Malmö, Skane, Sweden, 21428 | |
Contact: Kari Nielsen, Ass. Prof. +46424061000 kari.nielsen@med.lu.se |
Principal Investigator: | Kari Nielsen, Ass. Prof. | Lund University Cancer Centre |
Responsible Party: | Region Skane |
ClinicalTrials.gov Identifier: | NCT05446155 |
Other Study ID Numbers: |
2013-101 |
First Posted: | July 6, 2022 Key Record Dates |
Last Update Posted: | September 6, 2022 |
Last Verified: | September 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Plan Description: | For now, only researchers involved in the project can access the data, but this can change after completion of the data gathering. |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
Biobank Melanoma nevus mole dermoscopy |
dermatoscopy skin cancer Sequence analysis, DNA Sequence analysis, RNA Whole genome sequencing |
Melanoma Dysplastic Nevus Syndrome Neuroendocrine Tumors Neuroectodermal Tumors Neoplasms, Germ Cell and Embryonal Neoplasms by Histologic Type |
Neoplasms Neoplasms, Nerve Tissue Nevi and Melanomas Nevus Neoplastic Syndromes, Hereditary Genetic Diseases, Inborn |