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Biomedical subjects

A Ferenczy

Publications and source records attributed to A Ferenczy.

At least 145 records · Page 8Linked to original sources

Dominant ichthyosis vulgaris with an ultrastructurally normal granular layer.

It has been suggested that ultrastructural studies of keratohyalin granules in the granular layer of the skin can clearly distinguish the dominant type from the X-linked recessive type of ichthyosis vulgaris. The distinctive features are found in the granular layer and the keratohyalin granules. In the dominant form the granular layer is absent or reduced in size and the keratohyalin granules are minute and crumbly in appearance. In the recessive form the granular layer and keratohyalin granules are normal. A family which probably has dominant ichthyosis vulgaris is described. The stratum granulosum and keratohyalin granules as determined by both light and electron microscopy are normal. In view of the inconstant morphologic appearance of the stratum granulosum in ichthyosis vulgaris, it is suggested that distinction between the dominant and X-linked forms should not be based on the structural characteristics of the granular layer alone, but rather on a combined evaluation of the pedigree, clinical features and the appearance of the stratum granulosum.

Adolescent↗

Papillary cystadenofibroma of endometrium: a histochemical and ultrastructural study.

The light and electron microscopic as well as the histochemical characteristics of a papillary cystadenofibroma of the endometrium are described. The neoplasm arose in the lower uterine segment and was composed of a florid fibroblastic growth arranged in club-shaped papillae projecting into clefts and cystic spaces. The epithelium lining the plicae, recesses, and cysts was exclusively of the mucous-secreting type and bore identical histochemical and subcellular characteristics to that of the normal endocervical epithelium. Essentially similar papillary lesions were recently reported in the endocervix, endometrium, and fallopian tube. The pathogenesis and differential diagnosis of this distinct neoplasm are discussed in the light of the available morphological data.

Adenofibroma↗

Mucinous tumors of the ovary. Ultrastructural studies of mucinous cystadenomas with histogenetic considerations.

On the basis of light microscopic and scanning and transmission ultrastructural observations, we have classified benign mucinous ovarian neoplasms into two types: a pure endocervical type and a mixed intestinal endocervical type. We have also reviewed the literature pertinent to the histogenetic origin of the ovarian mucinous cystoma and found convincing support for a mesodermal, coelomic epithelial, rather than a teratomatous, derivation.

Adult↗