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Biomedical subjects

E Caspi

Publications and source records attributed to E Caspi.

At least 19 recordsLinked to original sources

Methotrexate local injection for unruptured tubal pregnancy: an alternative to laparotomy?

Fifty-nine women with early unruptured tubal pregnancy were treated by a single local injection of methotrexate at laparoscopy. All 59 patients underwent the procedure without any adverse reaction, 47 (80%) of them needing no laparotomy. Twelve patients required a laparotomy for reasons such as rising beta-hCG levels and abdominal pain with or without rising levels of beta-hCG. Only one patient ruptured the tube. None of the women needed a blood transfusion. We found tubal patency in 19 out of 21 patients at follow up hysterosalpingography. Eleven pregnancies were subsequently reported, one of them tubal. The appearance of the injected tube was absolutely normal in three patients, one at cesarean section and two at repeated laparoscopy. No peritubal adhesions were observed. We suggest that this new technique is a safe and effective alternative to laparotomy in a patient with an early unruptured tubal pregnancy.

Adult

Increased fertilization and pregnancy rate in polypronuclear fertilization cycles in in vitro fertilization-embryo transfer.

OBJECTIVE: To compare fertilization and pregnancy rates between cycles with polypronuclear fertilizations and cycles with normal fertilizations. DESIGN: In vitro fertilization-embryo transfer (IVF-ET) cycles in which oocytes were retrieved were divided into two groups according to the nature of fertilization. PATIENTS: All patients were participants of our IVF-ET program. RESULTS: A significantly higher fertilization rate was found in the polypronuclear fertilization cycles (61% versus 36.6%) and also an improved pregnancy rate (47.5% versus 19.6%) and per embryo transfers (53% versus 28.8%). The vast majority of polypronuclear fertilizations occurred in mature oocytes. CONCLUSION: We believe that the increased receptability of the oocytes improves fertilization and conception rates. The polypronuclear fertilization is an extreme expression of such improved receptibility and should be considered as an encouraging sign for conception.

Embryo Transfer

Hysteroscopic findings after missed abortion.

OBJECTIVE: To identify the relation of missed abortions and intrauterine pathology. DESIGN: A postabortal hysteroscopy was performed 8 to 12 weeks after a dilatation and curettage (D&C) for missed abortion. SETTING: Department of Obstetrics and Gynecology, Assaf Harofeh Medical Center, Zerifin, Israel. PATIENTS: Sixty patients after a D&C for a missed abortion. MAIN OUTCOME MEASURES: The hysteroscopic appearance of the uterine cavity. RESULTS: Intrauterine adhesions occurred in only 10 patients (16.7%) with most of them of the mild type. A previous missed abortion was recorded in 60% of these cases. Uterine anomaly was found in one quarter of the cases, mainly an incomplete uterine septum. CONCLUSION: We believe that missed abortion does not predispose for intrauterine adhesions to the extent that was previously believed. A partial uterine septum is a major factor predisposing for the occurrence of missed abortion. Hysteroscopy after a missed abortion is an easy and efficient means for both identifying such uterine anomaly and excluding intrauterine adhesions.

Abortion, Missed

Prediction of in vitro fertilization outcome by sperm penetration assay with TEST-yolk buffer preincubation.

OBJECTIVE: To evaluate sperm penetration assay (SPA) value as a screening tool before in vitro fertilization (IVF). DESIGN: Follow-up study comparing sperm variables and IVF outcome. SETTING: Infertile couples in an academic research environment. PATIENTS, PARTICIPANTS: Two hundred forty-one infertile couples scheduled for IVF. INTERVENTIONS: Sperm penetrating assay with cold Tes-TRIS (TEST) Yolk buffer semen preincubation and IVF. MAIN OUTCOME MEASURES: Percent of egg penetration recoded into poor and good category (0% to 20%, 21% to 100%) and compared with fertilization, embryo transfer, and pregnancy rate (PR) in IVF, as well as sperm count motility and morphology. RESULTS: Sperm penetrating assay predicted fertilization with a high negative (74%) and positive (82%) predictive rate and good specificity value (0.96). One of 31 patients in the poor SPA category (3%) fertilized less than 50% of eggs; no pregnancy occurred. In the good SPA category, 87 of 210 patients (41%) fertilized greater than or equal to 50% of eggs with 34.3% PR. Sperm penetrating assay correlated better with fertilization rate than did sperm count and motility but not morphology. CONCLUSIONS: Sperm penetrating assay is a useful screening assay before IVF together with sperm morphology.

Adult

Ultrashort gonadotropin-releasing hormone agonist (GnRH-a) protocol in comparison with the long-acting GnRH-a protocol and menotropin alone.

OBJECTIVE: To compare the in vitro fertilization and embryo transfer (IVF-ET) outcome of a 3-day gonadotropin-releasing hormone agonist (GnRH-a) administration: ultrashort protocol with the outcome of long-acting GnRH-a cycles or human menopausal gonadotropin (hMG) alone. DESIGN: Ninety-two cycles of the ultrashort protocol were matched with 92 cycles with long GnRH-a and with 92 hMG cycles. SETTING: The IVF-ET program. MAIN OUTCOME MEASURES: Amount and duration of hMG treatment, hormonal profile on the day of human chorionic gonadotropin administration, cancellation rate, number of oocytes retrieved, and fertilization and pregnancy rates (PRs) were examined and compared among the three groups. RESULTS: The ultrashort group needed a higher number of hMG ampules than the hMG group but significantly less than in the long GnRH-a regimen. The number of oocytes in the ultrashort protocol was the same as in the long GnRH-a, but the number of embryos per retrieval was significantly lower than with the long GnRH-a protocol and similar to that found in the hMG group. The ultrashort protocol yielded 10% PR per cycle and 17% per replacement, significantly lower than with the long GnRH-a protocol, 26% and 36%, respectively, but also lower than in the hMG one, namely 13% and 28%. CONCLUSION: The ultrashort protocol, although being convenient and having some advantages found in the long GnRH-a protocol, is inferior in its outcome compared with the two other protocols.

Chorionic Gonadotropin

Diagnostic hysteroscopy: its value in an in-vitro fertilization/embryo transfer unit.

A total of 324 patients participating in our in-vitro fertilization/embryo transfer (IVF) programme underwent a diagnostic hysteroscopy. Of these, 152 women were referred before their first IVF attempt, because of some hysterosalpingographic suspicion of an intra-uterine abnormality; the other 172 patients had failed to conceive after IVF and transfer of good quality embryos. An intra-uterine pathology (mainly intra-uterine adhesions) was diagnosed in 50% of the patients in each group. Hysterosalpingography, although very sensitive, had low specificity (23%), a false positive rate of 44% and false negative rate of 10%. The main risk factor for intra-uterine pathology was a previous abortion. Conception rates were 22% after surgical treatment and 38% after the diagnostic procedure. We think that hysteroscopy should be performed in every patient failing to conceive after replacement of good quality embryos. It is also recommended whenever a suspicious finding is revealed by hysterosalpingography, before IVF. Routine hysteroscopy before entering an IVF programme should be seriously considered.

Adult

Impaired corpus luteum function and other undesired results of pregnancies associated with inadvertent administration of a long-acting agonist of gonadotrophin-releasing hormone.

Spontaneous pregnancies associated with inadvertent periconceptional administration of long-acting gonadotrophin releasing-hormone agonist (GnRHa), in in-vitro fertilization, occurred in 11 of 161 patients with non-tubal infertility. All these cases exhibited impaired function of the corpus luteum in terms of declining progesterone levels, despite rising levels of human chorionic gonadotrophin. The patients were categorized according to the timing of GnRHa administration: periovulatory (three cases), midluteal (five cases) and late luteal (three cases). Altogether, of the 11 pregnancies, seven ended with a normal livebirth, three with a preclinical gestation and one with a blighted ovum. It appears that spontaneous pregnancies associated with inadvertent administration of GnRHa are not rare. Awareness for early diagnosis and close hormonal monitoring are recommended for the assessment of corpus luteum function and adequate supplementation.

Adult

Prerequisite work-up of the couple before in-vitro fertilization.

Prerequisite examinations, including immune status for rubella and hepatitis B antigens, cultures for Chlamydia trachomatis and mycoplasmas, Pap smear and hystersalpingogram were performed in 227 couples before their enrollment into an in-vitro fertilization (IVF) programme. The examinations were completed in 187 couples. Immune status for rubella had already been documented in 45% of the women: of the remainder, 11 patients were not immune (6%). A screening test for hepatitis B antigens had already been documented in only 10% of the patients; eight of the remaining women (5%) were carriers of hepatitis B antigen. C. trachomatis and Mycoplasma hominis were each isolated from 14% of the patients and Ureaplasma urealiticum from 16%. Pap smears had been previously performed in only 35% of the enrolled women. Six (5%) of the 122 newly referred cases had cervical intra-epithelial dysplasia. In 21 (11%) cases some pathology in the uterine cavity was demonstrated. One patient conceived after diagnostic hysteroscopy; another two patients conceived following lysis of adhesions and before IVF treatment. The results of this study show the importance of the preparatory examinations before the IVF and embryo transfer procedure, and raise the medical and medico-legal aspects of this prerequisite work-up.

Adult

Fetal hydrocephalus associated with maternal neurofibromatosis.

Neurofibromatosis (NF), an autosomal dominant inherited disorder affecting multiple organ systems, is rare among pregnant women. NF in pregnancy has been reported to be complicated by maternal hypertension, fetal intrauterine growth retardation and fetal wastage. A case of pregnancy associated with neurofibromatosis, complicated by pregnancy aggravated chronic hypertension, asymmetric intrauterine growth retardation and fetal hydrocephalus is described. Possible interrelations between those pathologies are discussed.

Female

Triplet, quadruplet and quintuplet pregnancies. Management and outcome.

The management and outcome of 46 pregnancies, 37 triplets, 7 quadruplets and 2 quintuplets, were analysed. Management of pregnancies, initiated upon diagnosis of multiple pregnancy, included bed rest, beta-mimetic agents, dexamethasone late in the second trimester and selective cerclage. The mean gestational age at labor was 235 days in triplet pregnancies, 241 for quadruplets and 220 days for quintuplets. Fifty-four percent of the deliveries were by cesarean section and the remainder per vaginam. The mean weight of the neonates was 1809 g for the triplets, 1837 g for quadruplets and 1284 g for the quintuplets. The mean overall Apgar score was 8.13, total perinatal mortality 14.8% and 9.4% in cases more than 28 weeks. There was no statistically significant difference in the outcome for triplets born vaginally or by cesarean section. In recent years there has been a pronounced reduction in neonatal mortality, dropping from 17.3% during 1970-78 to 5.9% from 1979 to 1983 (p less than 0.05), probably due to the improved neonatal treatment.

Adult

Effects of induced menopause on Burch colposuspension for urinary stress incontinence.

The clinical and urodynamic short term results after colposuspension for urinary stress incontinence has been studied in a group of young patients in whom menopause was induced surgically and compared with a similarly treated group who did not undergo surgical castration. Clinically, no differences were found in the incidence of diurnal frequency, nocturia, urgency, urge incontinence or stress incontinence between the groups. No urodynamic changes in the cystometric, uroflowmetry and urethral pressure profile measurements were found post-operatively between the two groups. It is concluded that surgically induced menopause in the absence of aging has no effect on the results of colposuspension for urinary stress incontinence in the short term.

Adult

Clear ovarian cyst aspiration guided by vaginal ultrasonography.

Thirty patients with clear ovarian cysts underwent aspiration guided by vaginal ultrasound. In 23 cases a complete aspiration was accomplished. In 4 only partial aspiration was possible, and in the remaining 3 failed aspiration led to surgery. Histological findings correspond to retroperitoneal lipoma and mucinous cystadenoma (2 cases). Malignant cells were not detected in the fluid of any of the 27 aspirates. Eight of the ten patients presenting with abdominal pain experienced a relief following aspiration. Recurrence of the cyst occurred in 12 cases (40%) with significantly smaller dimensions (P less than 0.01). Vaginal ultrasound aspiration of clear cyst is easy and safe and can be considered as an outpatient procedure.

Adult

Fetal breathing movements before oxytocin induction in prolonged pregnancies.

Fetal breathing movements were recorded before elective labor induction in 65 patients with uncomplicated prolonged pregnancies. Breathing activity was observed in 41 patients and was absent in 24. Comparison of these two groups indicated that the induction period was significantly shorter and the oxytocin requirement significantly lower in the group with no fetal breathing movements (mean, 319.3 vs 648.5 minutes and 1133.7 vs 2708.4 mIU, respectively). These findings remained valid regardless of Bishop scores. The data suggest that fetal breathing movements are predictive of the effectiveness of oxytocin induction in prolonged pregnancies.

Adult

Nonsurgical management of tubal pregnancy. Necessity in view of the changing clinical appearance.

The incidence of ectopic pregnancy is definitely increasing. Ectopic pregnancies are diagnosed earlier these days because of the improvement in diagnostic means and the increasing awareness of the condition. It seems that there is a dramatic change in the clinical presentation of this disease; it used to be a grave and life-threatening condition, and now it is a more benign presentation. The vast majority of the diagnosed ectopic pregnancies are unruptured. This has stimulated various investigators to attempt nonsurgical methods of treatment such as systemic administration of methotrexate or RU 486 (mifepristone) or local injection of methotrexate, potassium chloride, or prostaglandins under laparoscopic or ultrasonographic guidance. Most of these conservative, nonsurgical measures proved efficient in 80% to 90% of cases. Expectant management, which was practiced in some cases, proved to be equally successful. We believe that the ideal mode of treatment in early unruptured ectopic pregnancy is still to be determined. The answer probably lies in proper selection.

Dactinomycin

Fluorescein angiography in hypertensive pregnancies.

A retrospective study in two university hospitals investigating retinal changes in pregnancies complicated by hypertension, seldom revealed retinal vascular changes in pre-eclamptic toxemia. Fluorescein angiography was performed on 16 severe pre-eclamptic toxemias and 14 chronic hypertension pregnancies. Normal caliber retinal vessels and normal filling time, with no subretinal or subepithelium leakage, was found in all pre-eclamptic toxemic patients. Four out of the 14 chronic hypertensive patients showed signs of mild hypertensive retinopathy. A review of the literature on fluorescein angiography in pregnancy showed that vascular changes in pre-eclamptic toxemia are choroidal rather than retinal.

Adult

Extremely large number of twists of the umbilical cord causing torsion and intrauterine fetal death.

Extremely large number of twists of the umbilical cord causing torsion of the entire length of the umbilical cord was found in two cases of intrauterine fetal death. It was twisted in one case 35 times and in the other 20 times. No additional pathology, such as stricture or abnormality of the Wharton's jelly, was found. The two mothers complained of decreased fetal movements and both newborns were found later to be growth retarded. A long cord of 120 cm was present in one case and normal length of 70 cm in the other. Close antenatal care in cases with growth retarded fetuses or decreased fetal movements may help in avoiding fetal demise in such rare cases.

Adult