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Biomedical subjects

H Gartmann

Publications and source records attributed to H Gartmann.

At least 37 records · Page 2Linked to original sources

[Transepidermal elimination of nevus and melanoma cells].

The transepidermal elimination of nevus cells and malignant melanoma cells is discussed. In malignant melanoma tumor cell complexes occur frequently within the horny layer. The elimination of nevus cell nests represents, in contrast, a very rare phenomenon which is observed in only 0.13% of the actively growing nevus cell nevi in our study. This does not reflect a malignant degeneration of this nevus cell nevus.

Child↗

[Atrophodermia vermiculata vera (author's transl)].

A net of yellow reticular ledges with red pseudoatrophic areas in between developes on both cheeks of a 16 years old boy, increasing since about 4 years. Additionally there are some milia and comedones. Histologically large amounts of elastic material are to be seen in the interfollicular spaces. This material does not perforate the epidermis. The boy's mother has similar but less pronounced skin changes.

Acne Vulgaris↗

[Precursors and early forms of malignant melanomas of the skin (author's transl)].

It is sometimes difficult to recognize precursors and early forms of malignant melanoma, even in histologic sections. Atypic melanocyte hyperplasia (AMH) occurs in the epidermal part of several benign pigment cell tumours and often evoke the suspicion of beginning malignancy. Probably there are some potentials for malignant transformation in AMH. Severe atypical melanocytic hyperplasia (SMH) corresponds to the concept of "early malignancy" in the meaning of McGovern. Severe melanocytic dysplasia (SMD) in the meaning of Clark et al. stands for an intraepidermal malignant melanoma (melanoma in situ). SMD occurs in SSM and in lentigo maligna. Sometimes it is impossible to assign it to a special type of melanoma. The importance to recognize histologically the differing behaviour of proliferating melanocytes within the epidermis for diagnosis of early malignant melanoma is accentuated.

Hyperplasia↗