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Biomedical subjects

G Tinacci

Publications and source records attributed to G Tinacci.

8 recordsLinked to original sources

Technical evaluation of the new thin layer device CellSlide (Menarini Diagnostics).

The CellSlide Processor (Menarini Diagnostics) is an automatic computer-controlled instrument, designed to prepare standardized, thin-layer cytological preparations using a filtration process. In this report, this new processor has been tested in a multicentric investigation, designed to evaluate cell recovery, cellular morphology and possible time saved in reading the slide. The results of this study show that the CellSlide processing system is suitable for use in the preparation of liquid-based gynaecology samples. Furthermore, the high-quality smear produced by the CellSlide decreases the reading time by approximately 20-25%.

Histocytochemistry↗

Interlaboratory reproducibility of the immunocytochemical assessment of oestrogen and progesterone receptors and proliferative activity in fine needle aspiration of breast cancer.

The purpose of this study was to establish the interlaboratory reproducibility of immunocytochemical analysis of oestrogen (ER) and progesterone (PR) expression and Mib1 growth fraction on fine needle aspiration (FNA) smears. A set of 44 immunostained slides for ER, PR and Mib1 were randomly selected from the archives of the Center for the Study and Prevention of Cancer (CSPO) of Florence, Italy, and submitted for reading to 6 Italian laboratories. The generalized kappa statistic was used as an indicator of agreement among the six laboratories. A good correlation for ER and PR was evident. For Mib1 the results showed some discrepancies. In addition to adequate standardization of procedures, these data confirm that the reliability of the immunocytochemistry is strictly linked to accurate analysis of the results.

Antigens, Nuclear↗

[Leiomyoma of the small intestine. Case report].

The paper reports the case of a 53-year-old man admitted to hospital with melena. The initial diagnosis was bleeding duodenal ulcer; after 8 weeks of therapy the duodenal ulcer was completely healed, but renewed intestinal bleeding occurred three months later. Angiography of the upper mesenteric artery revealed a clear tumour form. A tumour of the small intestine the size of a fist was found during surgery. An ileal resection was performed. Histopathological tests confirmed the diagnosis of leiomyoma of the small intestine.

Humans↗

Clinico-pathological profile of endometrial carcinoma in young women (under 40 years of age).

Twenty primary endometrial carcinomas in 40 year-old or younger women were collected from a series of 845 carcinomas and newly re-evaluated. The typical histological profile was well-differentiated adenocarcinoma (30%) or adenoacanthoma (35%); however, a case of adenosquamous carcinoma and an exceptional malignant mixed mesodermal tumor were also observed. No tendency for myometrial infiltration (M0) was displayed by 11 (55%) of the cases, while 6 were M1 and 3 were M2 infiltrating neoplasias. Adenomatous hyperplasia was associated with cancer in 53% of the 15 assessable cases. Histopathological diagnostic problems were elicited in 5 cases only. Typical Stein-Leventhal syndrome occurred in 7 patients (35%), while polycystic ovaries were observed in 15 cases (75%). Usually, the patients were obese (40%) and nulligravida (65%). All but one case were stage I disease. Prognosis seems to be excellent following surgery.

Adenocarcinoma↗

Effect of diodes-laser silver arsenide-aluminium (Ga-Al-As) 904 nm on healing of experimental wounds.

Diodes-laser silver arsenide-aluminium (Ga-Al-As) 904 nm, which was used because of its properties of good tissue penetration and manageability, applied 5 min daily for 5 days at 3,000 Hz of frequency (energy density = 3 J), promoted healing of experimental wounds in rats from both a microscopic and histologic point of view. The same laser applied in these experimental conditions (number of rats was eight for each group) at the same energy density (3 J) for 10 min daily during 5 days at 1,500 Hz of frequency did not affect the experimental wounds.

Animals↗