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Biomedical subjects

G Fanizza

Publications and source records attributed to G Fanizza.

25 records · Page 2Linked to original sources

A new protocol of iron therapy combined with epoetin alpha as a treatment for preoperative autologous blood donation in gynaecological tumor surgery.

The use of epoetin alpha and sodium ferrous gluconate has been shown to be a safe and effective treatment which can be used to avoid allogeneic blood transfusions and to plan short term elective surgery. In this study the authors submitted 20 patients, scheduled to undergo surgery for gynaecological tumors, to a program of pre-operative autologous blood donation. All the patients received both epoetin alpha and sodium ferrous gluconate in the pre- and post-donation period. Epoetin alpha was administered subcutaneously at a dose of 200 IU/kg thrice a week during the week before and after autologous blood donation (400 ml). Sodium ferrous gluconate was administered intravenously shortly before the first and fourth administration of 125 mg epoetin alpha, and shortly before the third and sixth administration of 62.5 mg epoetin alpha. Surgery was scheduled to be performed 10-15 days after the last epoetin alpha administration, i.e. within 15-20 days from blood donation. All the patients were tested for the following blood chemistry parameters: hematocrit, haemoglobin, sideraemia and ferritin at treatment start, before donation, at treatment end, before autologous blood infusion and on the third and seventh day after surgery. No patient receiving epoetin alpha required allogeneic blood transfusion, as both the hematocrit and haemoglobin values remained normal. Epoetin alpha was observed to be a safe and effective treatment to be used in autologous blood donation programs in all patients scheduled to undergo surgery. It limits the decrease of hematocrit values following autologous blood donation thus enabling all the patients, who for a variety of reasons refuse allogeneic blood infusion, to predeposit autologous blood shortly before the date scheduled for surgery.

Adult↗

Airway hyperreactivity and menstrual cycle in asthmatic patients.

Healthy women and infertile asthmatic patients do not show any change in IgE, circulating eosinophils, sensitivity to metacholine, lung volumes. Allergic asthmatic patients tested in periods without allergen load and drug intake showed contrasting cycle related changes in aspecific hyperreactivity. Such changes are not directly related to hormonal levels. Circulating mediators are likely to explain observed pathways.

Adult↗

[Flare-up study and gonadotropin extinction curve in patients treated with long-acting triptorelin, 3.75 mg im].

Flare-Up study and gonadotropin-oestradiol extinction pattern were examined in two groups of 11 and 10 patients during treatment with Triptorelin LA. Plasmatic gonadotropin and oestradiol levels were evaluated by LIA and RIA respectively. The resulting data confirm that LH levels show an increase sixfold than basic values (Flare-Up effect), while FSH levels increase twice after two days of treatment. This effect was exhausted in five days. Gonadotropin-oestradiol extinction pattern demonstrates a condition of hypogonadotropic hypogonadism after two weeks of treatment with LHRHa. This study could explain some aspects of a LHRH-a action, namely for their clinical use in ovulation induction protocols.

Adult↗

[Ovulation induction using pulsatile GnRH in patients with hypothalamic amenorrhea: effects of changing the frequency and dosage on the luteal phase].

Effects of frequency and dose variation of GnRH administration by minipumps Zyklomat, were studied in five women during luteal phase. As controls were assumed the same patients; in fact they had been previously treated with pulsatile GnRH with constant dose and frequency all over the cycle. Then the patients received the same treatment but the dose and the frequency of infusion were changed in the luteal phase. Our data show an increase of mean levels of progesterone and oestradiol during the luteal phase and a better pregnancy rate when the frequency and the dose of GnRh administration were changed.

Adult↗