Localized exogenous ochronosis.
D003358:Cosmetics; D003879:Dermatologic Agents / Q000009:adverse effects*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D006873:Hydroquinones / Q000009:adverse effects*; D008854:Microscopy, Electron; D008875:Middle Aged; D009794:Ochronosis / Q000139:chemically induced* / Q000175:diagnosis; D012867:Skin / Q000473:pathology
D003358:Cosmetics; D003879:Dermatologic Agents; D006873:Hydroquinones