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Biomedical subjects

L J Van Bogaert

Publications and source records attributed to L J Van Bogaert.

At least 19 recordsLinked to original sources

The relation between height, foot length, pelvic adequacy and mode of delivery.

OBJECTIVE: To investigate the value of maternal height and foot length as predictors of pelvic adequacy and to evaluate the influence of body components' proportions on the mode of delivery. METHODS: Retrospective study of the anthropometry of women having normal vertex deliveries (NVD), caesarean sections (CS) and vaginal birth after caesarean (VBAC). RESULTS: NVD patients were taller, had a longer vertebral column, longer lower limbs and longer feet than CS and than VBAC patients. The anthropometric measurements of VBAC patients yielded values intermediate between CS and NVD patients. The ratios of height to any of the other measured variables (vertebral column, lower limb and foot length) were similar in the three groups indicating that the body proportions were the same. CONCLUSION: Maternal height and foot length are of limited value as predictors of pelvic (in-)adequacy. The anthropometric features of women delivered by CS only are similar to those of women having a vaginal birth after Caesarean.

Anthropometry↗

Spinal block caesarean section in parturients with pregnancy-induced hypertension.

The objective of this work was to determine whether parturients with pregnancy-induced hypertension (PIH) are at higher risk of post-spinal hypotension at caesarean section. This was an observational study of 24 women with PIH undergoing caesarean section under spinal analgesia with 0.5% hyperbaric bupivacaine, compared with 24 matched normotensive parturients receiving a spinal block for caesarean section. The mean intra-operative systolic arterial pressure (SAP) was similar with and without PIH (p = 0.38). The mean percentage decrease in SAP of baseline was more with PIH (16.2%) than in the controls (0.5%) (p < 0.001). The number of episodes of severe hypotension (SAP decrease to < or = 80% of baseline and < 90 mmHg) (p = 0.80) as well as the magnitude (p = 0.31) of severe hypotension was similar in both groups. There was no difference in the evolution of diastolic arterial pressure and maternal pulse rate between cases and controls. Maximum levels of upper sensory blockade were similar. Foetal and maternal outcome was similar with and without PIH. The decrease in SAP is less on an absolute scale but more on a percentile basis with PIH at caesarean section under spinal analgesia than in normotensive patients. The difference, however, is not clinically sufficient to discourage spinal analgesia for caesarean section with a low dose (1.5 ml, 7.5 mg) of 0.5% hyperbaric bupivacaine in parturients with PIH.

Adult↗

Reporting levels of spinal blockade.

With spinal anesthesia the level of surgical analgesia is mostly reported without reference to the neuroanatomic map of spinal nerves. The classical maps are variably and inconsistently reported in many textbooks. Because of the differences between the classical maps of Keegan and Garrett and of Foerster, and also because of the variability in their interpretation, we applied them to the same clinical data. This resulted in a theoretically clinically significant difference of two segments. It is concluded that clear reference should be made to the implemented segmental map in expressing the level of spinal blockade.

Anesthesia, Obstetrical↗

Feto-maternal outcome in pre-eclampsia/eclampsia with and without multisystem organ failure managed by strict input/output fluid regimen.

To determine whether peripartum homeostasis can be maintained without invasive vascular monitoring, comparison of biological parameters in severe preeclampsia (PE)/eclampsia(E) with and without multisystem organ failure (MSOF) was done. Twenty six cases of severe PE/E with (n = 13) and without (n = 13) MSOF were managed with a strict input/output fluid regimen. Day one pre- and day one postdelivery haematology and blood chemistry were performed. MSOF was characterised by self-limiting hepato-renal failure and thrombocytopenia. Foetal demise was higher with MSOF (53.8%) than without (38.5%), but not significantly (chi-square = 0.62). Abruptio placentae was significantly more prevalent without (30.8%) than with MSOF (7.7%; chi-square = 5.54). Eclamptic seizures occurred at the same rate (46.2 and 30.8%; chi-square = 0.65) with both conditions. There was no maternal death. Without invasive vascular monitoring peripartum homeostasis can be achieved in severe PE/E with or without MSOF through a strict input/output regimen using Ringer's lactate.

Adolescent↗

[Perinatal mortality and preeclampsia/eclampsia: influence of HELLP syndrome on the primigravida].

Perinatal losses have been studied in 37 pre-eclamptic/eclamptic patients: 13 of them exhibited a HELLP syndrome. Only 23 newborns survived (62.5%); after deduction of 4 pregnancies of less than 28 weeks, the perinatal mortality was 27%. Comparison with the local perinatal mortality showed a 6-fold higher risk for the fetus when pregnancy was complicated by pre-eclampsia/eclampsia, regardless of a superimposed HELLP syndrome. For reasons beyond our understanding the fetal losses with HELLP syndrome are much higher in primigravidae.

Eclampsia↗

Surgical repair of hypospadias in women with symptoms of urethral syndrome.

A total of 6 cases of female hypospadias is reported. All patients complained of the urethral syndrome, which as a rule started when regular sexual intercourse was begun. All patients had previously been unsuccessfully treated medically during at least 2 years before the correct diagnosis was made and surgical treatment was performed. Urethral meatus transposition was successful in all cases by permanently alleviating the urinary and vaginal discomfort.

Adult↗

Clinicopathologic findings in endometrial polyps.

A study of endometrial polyps in biopsy specimens of symptomatic women showed 311 cases in a population of 1305 patients, an incidence of 23.8%. The highest incidence was seen in the fifth decade of life, and approximately one-fifth occurred after menopause. More than half of the subjects complained of metrorrhagia. Nearly half of the endometria exhibited proliferative changes; basal-type polyps accounted for only one-fifth of the total.

Adult↗

[Uterine rupture. Reflections apropos of a spontaneous case in mid-pregnancy].

A case of spontaneous uterine rupture is reported occurring in the midtrimester of pregnancy in a patient who had benign signs of tuberous sclerosis. There was no placenta increta but the myometrial thickness, at the site of placental insertion, was only 160 microns. This finding is discussed. On this occasion, the authors review the aetiology and signs of uterine rupture, its treatment and prevention, especially before the third trimester of pregnancy.

Adult↗

[Breast cancer].

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Adenocarcinoma, Scirrhous↗

[Breast cytology].

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Biopsy, Needle↗

Ovarian morphology during and after lynestrenol treatment around menopause.

In this histological study, the inhibition of continuous oral administration of lynestrenol 5 mg/day on the ovarian follicle and corpus luteum development was found to be extremely pronounced. Known estrogen - producing structures such as antral, mature follicles and corpora lutea were completely absent during treatment. Structures devoid of cystic function however, as persistent and cystic follicles and follicular cysts, seemed not to be influenced in their histological appearance and frequency. As the recovery of the cyclic ovarian function after cessation of the medication compares favorably with the spontaneous cycle, a continuous lynestrenol treatment of 5 mg/day can be regarded as a safe endocrinological regimen.

Adult↗