Lentigo maligna melanoma Bilder

Lentigo maligna melanoma. overview image: 1.2 x 0.5 cm (inconspicuous), brown lentigo maligna melanoma on the right cheek in a 70-year-old patient. TD 0.4 mm, Clark level II, pT1a N0M0, stage Ia according to AJCC 2002, no regression signs.

Lentigo maligna melanoma, detail enlargement: 1.2 x 0.5 cm, irregularly pigmented, blurred, raised, brown to brown-red spot with continuous surface growth on the base of an atypical, inflamed lentigo maligna.

Lentigo-maligna melanoma: Irregularly pigmented, bizarrely limited brown spot with a central elevation which is only detectable on palpation.

Melanoma, malignant, lentigo-maligna melanoma. deep black, irregularly limited, asymmetrical plaque in the facial region. on the right medial side an almost skin-coloured verruca seborrhoica.

Lentigo maligna melanoma: Plaque with nodular parts, known for years, first brown, then gradually black, asymmetric, multicoloured, bizarrely limited plaque with nodular parts; the histological diagnosis was made from the nodular part.

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.

Melanoma, malignant, lentigo-maligna melanoma. asymmetric, multicoloured, reddish-brownish to black, irregularly limited plaque with nodular parts. The diagnosis was confirmed histologically from the nodular black part.

Melanoma, malignant, lentigo-maligna melanoma.

Melanoma, malignant, lentigo maligna melanoma. a spot that has existed for years, initially light and then dark brown, with continuous surface growth on the floor of an atypical, inflamed lentigo maligna. for several months clearly palpable elevation.

Melanoma, malignant, lentigo-maligna melanoma. reflected light microscopic image: Bizarre pigment pattern lacking any organic structure. in the centre regression zones (bright areas).

Lentigo maligna melanoma: a slow-growing, first brown, then black spot, known for several years, which is now palpable as a sublime.

Lentigo-maligna melanoma: a slow-growing, initially homogeneously brown, then multicoloured, black "spot", which has been known for several years and can now be felt in places as a sublimity.

Lentigo maligna melanoma: a slow-growing, first brown, then black spot, known for several years, which is now palpable as a sublime.

Lentigo-maligna melanoma (close-up): a slow-growing, first brown, then black, sharply defined spot, known for several years, which is now palpable as a sublimity. close-up

Ameanotic lentigo-maligna melanoma: largely amelanotic plaque (for explanation see detailed picture).

Amelanotic lentigo-maligna melanoma: Largely amelanotic plaque composed of several protruding lesions. Arrow-marked splatter-like "residual pigmentation". The diagnosis "largely amelanotic malignant melanoma" can only be suspected clinically, it can only be confirmed histologically.

Differential diagnosis "Lentigo maligna melanoma": Present is a seborrhoeic keratosis (papillomatous type) with a dissected structure and slightly punched surface. No bleeding. No other symptoms.