Light brown structureless areas
This describes an area without discernible dermoscopy structure which is of tan (light brown). This is due to the flattening of the DE junktion has has been described as a sign for melanoma  .
- Annessi et al.: Sensitivity, specificity, and diagnostic accuracy of three dermoscopic algorithmic methods in the diagnosis of doubtful melanocytic lesions: the importance of light brown structureless areas in differentiating atypical melanocytic nevi from thin melanomas. J. Am. Acad. Dermatol. 2007;56:759-67. PMID: 17316894. DOI.