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Biomedical subjects

L Kryst

Publications and source records attributed to L Kryst.

At least 37 records · Page 2Linked to original sources

[Anaerobic microbes in perimandibular inflammation].

Studies conducted in 16 patients with perimandibular inflammation included bacteriological examinations and tests of the resistance of the bacterial flora to 6 antibiotics:davercin, erythromycine, penicillin, ampicillin, tetracycline and chloramphenicol. A total of 73 strains (47 anaerobic and 26 aerobic) were isolated, including 47 Gram - and 26 Gram's strain +. Anaerobic Gram - ve bacteria appear to be the principal cause of perimandibular inflammatory lesions, streptococcus viridans being identified more frequently in these cases than in the normal buccal cavity. Bacterial flora of dental origin was more sensitive to davercin than to the other 5 antibiotics tested.

Female↗

Dermatitis herpetiformis: IgA deposits in gingiva, buccal mucosa, and skin.

Fourteen patients who had dermatitis herpetiformis of the skin with no gingival lesions were studied. In each patient biopsy specimens of normal gingiva, buccal mucosa, and perilesional skin were examined for IgA and IgG deposits. Depending on the method of handling biopsy specimens for immunofluorescence, IgA deposits were detected in 21 to 25 percent of gingival specimens, 27 to 46 percent of buccal mucosal specimens, and 64 to 76 percent of skin specimens. The occurrence of IgA deposits in the gingival papillae, a site where lesions of DH have not been reported in the past or observed in this study, suggests that these IgA deposits alone may not play a primary role in the pathogenesis of this disease. Similar immunofluorescent findings of IgA deposits were observed in both quick-frozen biopsy specimens and those placed in holding solution, indicating the suitability of the holding solution for transporting suggested DH biopsy material.

Adolescent↗

Giant-cell tumour-like changes in the maxilla.

The authors have analysed 194 cases of giant-cell tumourlike changes of the jaws observed in the hospital over a period of 25 years. On the basis of histological examination and clinical as well as radiological assessment of these cases, diagnostic criteria of this granuloma have been proposed. Neoplastic giant-cell tumours are excessively rare in the jaws. The method of choice in treatment of reparative granulomas is moderately radical operation with removal of the lesion to the margins of healthy tissue or electrosurgical treatment. After non-radical operation reparative granulomas show a tendency to local recurrence.

Bone Resorption↗