basal cell carcinoma (overview): basal cell carcinoma pigmented. superficial (superficial), multi-segmental, symptomless, partly smooth, partly scaly plaque. arrows mark the pigmented nodular structure in the marginal area. encircles the prominent marginal structure in the "depigmented" part of the tumor. differential diagnosis excludes a malignant melanoma of the SSM type.
Melanoma, malignant, superficially spreading, since 2 years existing, slowly progressing in size, pectoralized on the right side, measuring 1.7 x 1.3 cm, inhomogeneously pigmented, sharply but irregularly limited, black-greyish to bluish plaque.
Melanoma malignes, type SSM: 2.8x 1.8 cm large black plaque with a nodular part on the back; small satellite; inlet close up and reflected light microscopic image.
Melanoma, malignant, superficially spreading. reflected light microscopy: Inhomogeneous, black-greyish-bluish pigmented, sharp but irregularly defined plaque with widened reticular ridges and irregular netting meshes. The outer line with streaky, bud-like extensions is characteristic of malignancy.
Melanoma, malignant, superficially spreading: Exceptionally large, 8.0x4.0 cm in diameter, regressive, completely asymptomatic malignant melanoma of the SSM type. No bleeding, no oozing. The late visit to the doctor was inexplicable after about 20 years (photo comparisons possible) of growth. The patient carefully clothed the melanoma-bearing area during free exposure to the sun. See: Pigmentation of the central back areasstill slightly tanned after sun exposure.
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