Prospective, single-centre study with the central question of how the metabolome from blood samples, different body fluids and tissues between patients patients with malignant melanoma in different tumour tumour stages and healthy patients and whether this is suitable for early detection of initial diagnosis, recurrence or stage shift at an early stage.

The biosamples are collected in the BioBank Dresden and used for the NMR and LC-MS analyses described here. It is planned to use the biosamples for further analyses.

Inclusion Criteria:

• Current or past history of melanoma
• Ongoing therapy or tumour aftercare at the Skin Cancer Centre at Dresden University Hospital

Exclusion Criteria:

• Refusal to participate in the study
• Lack of capacity to consent

Patients receiving ongoing tumour therapy or tumour aftercare at the Skin Cancer Centre at Dresden University Hospital