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[Role of Gardnerella vaginalis in the development of sexually transmitted diseases--diagnostic criteria].

The authors analyze the results from the clinical and microbiological investigations of Gardnerella vaginalis in two female groups: 28 patients with clinical manifestations of bacterial vaginosis (BV) and a control group of 25 females without any complaints. Along with the data from the anamnesis and the gynecological examination, the following parameters have been examined: a native preparation for "clue cells", pH of vaginal content, ratio between polymorphonuclear leukocytes and epithelial cells, specimens for the diagnosis by polymerase-chain reaction (PCR) as well as cultural examination by using HBT agar (human blood two-layer Tween agar). The authors discuss five diagnostic criteria and emphasize that the diagnosis of BV requires the presence of at least four of them. Every criterion possesses a high frequency (between 67.86 and 100 per cent) among the female patients with clinical evidence of BV.

Exudates and Transudates↗

[Flexion-extension movements in the adult thoracic spine].

The flexion-extension mobility of the thoracic spine was studied by examining 120 patients who had no complaints about the thoracic spine. Its quantitative characteristics that assess the contribution of some segments to the movements of the thoracic spine were developed. Sexual differences of the developed quantitative characteristics of the motor function of the thoracic spine were defined. The specific features of changes in the motor function were analyzed in adult females and males.

Adolescent↗

[Delayed effect of cyclophosphamide on testicular function after treatment of nephrotic syndrome in childhood].

The authors present the results of study of testicular spermatogenetic and endocrine function in adult males treated with high doses of cyclophosphamide for nephrotic syndrome during childhood and/or adolescence. Seventeen males, mean age of 22.5 years (range, 17-30) were examined after mean follow-up of 11.8 (5-17.3) years. Mean age at the time of treatment was 10.8 (3.6-17.6) years; mean duration of cyclophosphamide treatment was 240 (39-701) days, and mean total cumulative doses were 641 mg/kg body weight (103-1999) or 16.4 (3.9-55.7) grams. All the patients undergone normal pubertal development and had normal sexual characteristics. Eleven were normospermic (more than 20 x 10(6)/ml spermatozoa), one oligospermic and five azoospermic. There was a significant inverse correlations of sperm density with cyclophosphamide dosage and duration of treatment. These variables seem to be more important for cyclophosphamide toxicity, than stage of sexual development at time of treatment. Raised basal and stimulated FSH concentrations in oligoazoospermic patients were in keeping with impaired spermatogenesis. These patients had also raised basal and stimulated LH concentrations suggesting compensated Leydig cell failure. Subgroup of normospermic patients with lower spermatozoa concentrations (20-40 x 10(6)/ml) had significantly raised FSH and LH responses on stimulation with gonadotropin releasing hormone, suggesting dysfunction both tubular and interstitial cell component of the testis. In other normospermic patients gonadotropin responses were not different from controls. Basal and HCG stimulated testosterone concentrations showed no differences between patients and controls. These results confirmed significant inverse correlations of cyclophosphamide dosage with its effect on spermatogenesis, and documented the long-term effect on the Leydig cell function requiring further follow-up.

Adolescent↗

Pathophysiologic effects of experimentally induced Fascioloides magna infection in sheep.

The pathophysiologic responses of 13 sheep inoculated orally with 100 metacercariae of Fascioloides magna were monitored for 4 months after inoculation. There were no differences in weight gains between these and a number of noninoculated control sheep throughout the experiment. Complete blood cell counts showed an increase only in the absolute number of eosinophils. Serum preparations (2 times a week) from 7 inoculated and 7 noninoculated sheep did not identify any significant changes in alkaline phosphatase, aspartate aminotransferase, alanine aminotransferase, and gamma-glutamyl transferase activities. There were no changes in total bilirubin, BUN, creatinine, inorganic phosphorus, calcium, albumin, chloride, potassium, and sodium values. Four months after they were inoculated, all sheep were necropsied, and flukes were recovered. Gross lesions attributed to fluke migration were found in the liver and portal lymph nodes, diaphragm, lungs, kidneys, and spleen. Microscopically, liver lesions in inoculated sheep occurred in the portal areas, veins, and Glisson's capsule and were characterized by both active and chronic forms of inflammation. Abundant infiltrates of eosinophils and plasma cells often marked the portal areas. Endophlebitis, with or without thrombosis, was the predominate vascular lesion. The flukes recovered varied greatly in size (6.5 to 48.0-mm long) and demonstrated some sexual development, but none was sexually mature.

Animals↗