Glutathione S-transferase 1 is an enzyme involved in the detoxification of reactive oxygen species, and the rs1695*Val polymorphism has been proposed as a melanoma-associated variant with significant effect. We report a case of malignant melanoma in an individual homozygous for the rs1695*Val variant and discuss the non-invasive and histopathological tools used in diagnosis.
Keywords: GSTP1; RCM; dermoscopy; melanoma; regressive melanoma in situ; skin microbiopsy.
© 2014 The Australasian College of Dermatologists.