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Biomedical subjects

A Perino

Publications and source records attributed to A Perino.

At least 19 recordsLinked to original sources

Endometrial carcinoma and its precursors: early detection and treatment.

Endometrial carcinoma is the most frequent genital neoplasia in women. Precursors of this condition include endometrial hyperplasia, particularly when cytologic atypia occurs. Among the frequent early clinical manifestations of endometrial carcinoma is abnormal uterine bleeding that must be differentiated from bleeding associated with benign conditions. Early detection of endometrial carcinoma and its precursors in women at risk is the best prophylactic measure in the final therapeutic outcome. In this review, the accuracy of methods of early diagnosis of endometrial carcinoma and its precursors is assessed, in order to provide early therapy and optimum prognosis. The epidemiology of endometrial carcinoma, as well as the risk factors for the development of this neoplasia, are also reviewed. A histologic classification of endometrial hyperplasia and carcinoma of the endometrium, based on current theories of histopathogenesis, is included.

Biopsy

Hysteroscopy in perimenopausal and postmenopausal women with abnormal uterine bleeding.

From February 1983 to January 1985, we performed outpatient microhysteroscopic examinations on 618 women 45 years of age or older with abnormal uterine bleeding (AUB). Three hundred thirty-four (54%) had normal and functional or hypoatrophic endometrium, 78 (12.6%) had low-risk hyperplasia, 8 (1.3%) had high-risk hyperplasia, and 66 (10.6%) had adenocarcinoma. Correlation with histologic findings revealed the considerable diagnostic accuracy of the technique: its reliability approaches 100% when one deals with endometrial neoplasia, 87.5% with high-risk hyperplasia and 65.2% with low-risk hyperplasia. The diagnosis cannot rely on hysteroscopic examination only. A biopsy can be performed during the examination or immediately thereafter. In 54.1% of AUB patients, no endometrial changes could be detected on hysteroscopy and biopsy. Curettage, therefore, would have resulted in overtreatment of these patients. Moreover, the usefulness of dilatation and curettage in about half of AUB patients over 45 should be questioned seriously.

Adenocarcinoma

[Radiopaque hemithorax, with special reference to scintigraphic methods].

Radioopaque hemithorax is frequently observed. The various situations in which it may occur are examined aetiopathologically, along with the general and specifically radiological methods used for its investigation. Particular attention is given to the employment of radio-isotopes for this purpose and the methods involved. Results obtained with perfusion are noteworthy, and even more so those achieved with positive tracers such as 67Ga citrate and 57Co Blm, especially in the differential diagnosis of pleural effusion and mesothelioma through what is described as the "paradox effect".

Cobalt Radioisotopes

True pubertas praecox in a girl; onset at nineteen months.

The authors report a case of true pubertas praecox in a girl with onset at 19 months; they describe the principal histopathologic, clinical and laboratory features and discuss problems of etiopathogenesis and differential diagnosis, as well as the prognosis and treatment of this disorder.

Biopsy

The use of three different therapeutic protocols according to the immunologic pathology present in three women with recurrent spontaneous abortion and fetal death for immunologic reasons: flucortolone and salicylates; high-dose intravenous gammaglobulins; subcutaneous heparin.

The authors report three cases of immunologic spontaneous abortions and fetal death. In the first patient there was lupus-like anticoagulant activity with a diagnosis of sub-clinical autoimmune disease; the second showed inadequate blocking factor activity, while the third subject presented excessive lymphocytotoxicity. In these cases three different therapeutic protocols were successfully used: flucortolone and salicylates, high-dose intravenous gammaglobulins and subcutaneous heparin.

Abortion, Habitual

Ultrasonography and blood flow velocity waveform assessment in human fetuses.

The authors report their experience with the use of ultrasonography and fetal blood flow measurement in the evaluation of fetal conditions recording patients with previous repeated immunologic abortion (R.I.A.) and with pre-eclampsia. In both groups of patients, the two biophysical methods, proved to be extremely valuable indicators of the fetal conditions.

Abortion, Habitual

Uteroplacental blood flow in pregnant women with hypertension and recurrent spontaneous abortion.

Uterine velocimetry was performed in 13 pregnant women with pregnancy induced hypertension (PIH) and in 15 pregnant women with recurrent spontaneous abortion syndrome (RSA-S). Measurement were performed on both uterine arteries and averaged. 75% of PIH group had RI 95th percentile from the first measurement (20 weeks gestation). In the RSA-S group, RI was between 75th and 95th percentile, suggesting an almost pathological vascularization.

Abortion, Habitual

Immunologic recurrent abortion: comparison between immunotherapies.

The Authors record the results in a group of patients with immunologic recurrent abortion (IRA) treated with two different immunoprophylaxis regimen. The first one is an active prophylaxis therapy with preparation and administration from donor mononucleates. According to their previous original experience, the Authors started giving high doses of IV-Ig (HD IV-Ig) in a second group of pregnant patients with the same diagnosis of immunologic recurrent abortion (IRA). The results of this not randomized study show better reproductive outcome in the group treated with use of HD IV-Ig.

Abortion, Habitual

Assessment of blocking activity in patients with at least two consecutive spontaneous abortions.

The activity of the blocking factor (BF) was studied in 88 patients affected by recurrent abortion syndrome (RAS) by means of the determination of lymphocyte proliferation rate (LPR) in one-way mixed maternal-paternal lymphocyte cultures (MLC). Forty patients (45.5%) showed inadequate blocking activity (LPR greater than 80%). Pearson's correlation did not reveal any link between patient age and LPR (m2 = 0.031), or between LPR and number of aborted pregnancy (m20.058). Fifteen of the 88 patients had had only two consecutive abortions, but Pearson's correlation did not result in any particular differences in the link between LPR and number of abortions in this group; we therefore felt perfectly justified in extending the study to these subjects.

Abortion, Habitual

The use of GnRH agonists depot for the treatment of dysfunctional uterine bleeding.

The Authors report their experience with the use of GnRH analogue (Goserelin) in 35 women with abnormal uterine bleeding due to low-risk hyperplasia of the endometrium. A hysteroscopic and histopathological follow-up was performed at 2 months and 6 months after treatment. The results show a significantly effectiveness of Goserelin in treating dysfunctional uterine bleeding.

Adult

The pharmacologic therapy of post-cauterization and post-laser vaporization with polydeoxyribonucleotide.

The most widely used ablative techniques in the therapy of benign cervical lesions are physical treatments with cauterization or laser vaporization; these are, however, usually used for the largest or symptomatic lesions. Many Authors suggest, after physical treatment, the use of topical chemotherapy in order to abolish any possible inflammatory reaction. The use of drugs such as polydeoxyribonucleotide (PDRN) 5 mg (POLIDES 5--Farmigea), provided with reepithelialization and anticomplement action, seems to promote a quicker recovery of the cauterized or vaporized zone, avoiding, at the same time, the secondary inflammatory reaction. The Authors have assessed the quality of reepithelialization by means of PDRN 5 mg ovules of the cervical zone which has been previously subjected to laser vaporization or cauterization for benign cervical lesions or CIN I. The trial was performed with two groups of patients: Group A: laser vaporization, 45 patients, 23 of whom treated with PDRN and 22 with placebo. Group B: cauterization, 46 patients, 24 treated with PDRN and 22 with placebo. The treatment with PDRN 5 mg ovules started on the day of physical treatment and continued for twelve days. The examination of the patients, performed before the treatment (TO) included the following tests: bacteriological test; PAP-smear, colposcopic examination with eventual direct biopsy. The first follow-up (T 1) was performed after 14 days and included a Pap-smear, colposcopic examination and microcolpohysteroscopy (MC) carried out in the zone where physical treatment had been performed, in order to obtain a map of the reepithelialization process process.(ABSTRACT TRUNCATED AT 250 WORDS)

Cautery