[Agenesis of the retrohepatic segment of the inferior vena cava: a case].
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Biomedical subjects
Publications and source records attributed to R Farfaglia.
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We treated 20 patients with squamous cell carcinoma of the esophagus with the following regimen: cisplatin = 100 mg/m2 i.v. day 1, HDFA = 200 mg/m2 i.v. day 1 to 5, 5-fluorouracil = 370 mg/m2 i.v. day 1 to 5 repeated every 28 days. Among the 17 evaluable patients, 4 (23%) had a partial remission, 6 had stable disease while 7 progressed. The median survival for all patients was 6+ months. Grade III or IV toxicity included 2 patients with grade III leukopenia, 1 with grade III thrombocytopenia, 1 patient with grade IV and 3 patients with grade III oral mucositis, 3 patients with grade III diarrhea. The regimen did not seem particularly active in the treatment of squamous cell carcinoma of the esophagus and had manageable but substantial toxicity.
The accuracy of the sentinel node technique in the evaluation of axillary node involvement in breast cancer was evaluated in 83 consecutive patients with monofocal T1-2 carcinoma, who were clinically N0 and who underwent lymphoscintigraphy with 99mTc-colloid integrated with intraoperative sentinel node detection by a portable probe. Lymphoscintigraphy revealed at least one sentinel node in 75 patients (90.4%), always identified by the probe. In eight patients (9.6%) the sentinel node was detected neither by lymphoscintigraphy nor by the probe. All removed lymph nodes were analyzed by hematoxylin-eosin histology and the sentinel node by immunostaining. In 28/75 patients (37.3%) at least one metastatic axillary lymph node was detected; in 16 of the 28 N+ subjects (57%) only the sentinel node was positive. The false negative rate (sentinel node negative/other axillary lymph nodes positive) was 17.85% (5/28 patients). In 9/23 patients (39%) micrometastases were found in the sentinel node only. In conclusion, specific sentinel node positivity in 57% of cases supports the validity of the sentinel node concept. Moreover, nine patients would have been considered N0 by standard hematoxylin-eosin histology without sentinel node-aided immunostaining. A 17.8% false negative rate calls for caution in patients with negative sentinel nodes.
AIMS AND BACKGROUND: The aim of this study was to analyze the frequency of coexisting hyperthyroidism and thyroid malignancy in endemic goiter areas and review the current literature on the subject. METHODS: During the period January 1984 to June 1998, 1853 patients were examined for hyperthyroidism at the Spedali Civili Hospital of Brescia, Italy; 512 (27.6%) subjects underwent surgery. Of these patients 108 (21%) had Graves' disease, 251 (49%) multinodular toxic goiter (MTG) and 153 (30%) uninodular toxic goiter (UTG). RESULTS: Malignancy was found in 24 (4.7%) patients: 19 females and 5 males with a mean age of 52.2 years (range, 21-76 years). The frequency of cancer in Graves' disease was 6.4%, 5 females and 2 males; in MTG 3.9%, 2 females and 8 males, and in UTG 4.4%, 7 females and 1 male. CONCLUSIONS: Our data confirm previous reports on the frequency of thyroid cancer in hyperthyroidism. This association is more relevant than previously suspected. The frequent coexistence of hyperthyroidism and neoplasia, demonstrated by our study and the most recent literature, underlines the importance of studying and excluding the possibility of neoplastic degeneration by means of a systematic approach.
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