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Biomedical subjects

A Carrassi

Publications and source records attributed to A Carrassi.

At least 55 records · Page 3Linked to original sources

The role of scanning electron microscopy in periodontal research.

During recent years a great amount of research has led to a better understanding of the etiology, pathogenesis and pattern of progression of periodontal diseases. Scanning electron microscopy (SEM) has contributed to this improvement, mainly with respect to histology of periodontal tissues, the description of the morphology and distribution of bacteria on the exposed root surface, analysis of the host-parasite interactions on the gingival pocket wall, and morphological evaluation of root treatment. This review deals with all these topics. Unusual types of SEM research are also described and discussed. Uncommon sample preparation techniques for SEM in periodontal research are described. SEM in periodontal research should be of great application in the near future. Cathodoluminescence, back-scattered emission and immunolabelling techniques will be formidable tools in this field of dentistry.

Gingiva↗

Dermochondrocorneal dystrophy (François' syndrome). Report of a case.

Dermochondrocorneal dystrophy (François' syndrome) is an extremely rare disorder characterized by firm, nodular lesions involving the hands and the face; osteochondrodystrophy of the peripheral extremital bones, resulting in limitation of movement; and corneal dystrophy marked by white or brownish opacities. A nonfamilial case of dermochondrocorneal dystrophy was studied in a 45-year-old woman who had severe involvement of the gingival and palatal mucous membranes.

Bone Diseases↗

[BMS: S for syndrome or S for symptom? A reappraisal of the burning mouth syndrome].

In this article, some nosological and ethiopathogenetic aspects of Burning Mouth Syndrome (BMS) are critically evaluated. Despite the number of papers frequently published on this subject, there is still no universally accepted definition of this disorder. Therefore, a premise on which to base an experimental approach is missing. This also leads to a lack of parameters for comparing the clinical-experimental experiences reported in various studies in this field. Moreover, it makes it rather easy to verify the absence of definitive scientific proof as well. Such proof would allow researches to consider the etiological aspects presented in the literature thus far as certain. Due to this lack of certainty, it might be prudent to introduce the concept of idiopathic (or essential) BMS to indicate a burning sensation in the oral cavity when the etiology is unknown and not correlated to noticeable local or systemic alterations. This would be true BMS. In other words, many local and/or systemic anomalies could lead to a burning type of symptomatology localised in the oral cavity but this does not constitute a sufficient requisite to indicate a diagnosis of BMS, according to the authors.

Burning Mouth Syndrome↗