Lentigo simplex L81.42
Lentigo simplex: sharply defined, light brown pigmented spot on a light exposed area on the bridge of the nose.
Lentigo maligna melanoma C43.L
Melanoma, malignant, lentigo-maligna melanoma, bizarrely configured brown-black spot on UV-damaged skin on the nose, centrally low infiltration, development since about 8 years.
Hyperpigmentation L81.89
Hyperpigmentations: chronic flat hyperpigmentations (periorbital region excluded) after taking amiodarone Normal UV exposure