Linear irregular vessels
Authored by: Ralph P. Braun
Linear irregularlinear vessels with multiple bends or serpentine vesselslinear irregular vessels with multiple bends. Seen with flat BCC and melanoma are red vascular structuresThis glossary term has not yet been described. with a range of size, shape, and distribution. They can be identified in melanomaThis glossary term has not yet been described., BCCs, and dysplastic neviThis glossary term has not yet been described.. In one study, 33.3% of melanomas had these vesselsThis glossary term has not yet been described., with a PPV of 67.6%. In another study of AHMThis glossary term has not yet been described., linear–irregular vessels were seen in 10.3% of thin AHM (1 mm), in 0% of thick AHM (1mm), and 0% in amelanotic/hypomelanotic benignis any condition that is harmless in the long run melanocyticThis glossary term has not yet been described. lesions. Thus, similar to dotted vesselstiny pinpoint vessels, the presence of these vessels suggests that the melanoma is still relatively thin.