[Cesarean section--a human right?].
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Biomedical subjects
Publications and source records attributed to K Wedenberg.
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BACKGROUND: The aim of this study was to describe the effects of acupuncture in the treatment of low-back and pelvic pain during pregnancy and compare it with physiotherapy. METHODS: Sixty pregnant women were allotted to acupuncture or physiotherapy. The women estimated the severity of their pain using a visual analog scale (VAS) from 0 to 10 and disability in performing twelve common daily activities using a disability-rating index (DRI) from 0 to 10. RESULTS: In the acupuncture group all 30 women completed the study (two exclusions), in the physiotherapy group only 18. Before treatment the two study groups were rather similar with respect to pain and disability. After treatment the mean morning VAS had declined from 3.4 to 0.9 (p<0.01) in the acupuncture group and from 3.7 to 2.3 (NS) in the physiotherapy group. The corresponding evening values had declined from 7.4 to 1.7 (p<0.01) and 6.6 to 4.5 (p<0.01), respectively. The mean VAS values were lower after acupuncture than after physiotherapy both in the morning (p=0.02) and in the evening (p<0.01). After treatment also the mean DRI values had decreased significantly in the acupuncture group for 11 of 12 activities and the values were significantly lower for all activities than in the physiotherapy group where no significant changes had taken place. Overall satisfaction was good in both groups. There were no serious adverse events in any of the patients. CONCLUSIONS: Acupuncture relieved pain and diminished disability in low-back pain during pregnancy better than physiotherapy.
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OBJECTIVE: To study the energy economy of human myometrium in vitro. STUDY DESIGN: Myometric biopsies were kept for 10 min or 4 h in a buffer solution at +4 degrees C before preparation into 'early' and 'late' strips, respectively. The strips were perifused at +37 degrees C for different periods of time. Adenylates, energy charge (EC), adenosine and NAD+ were determined in individual strips. RESULTS: Mean EC and ATP values were low, the 'late' strips displaying 5% and 20% lower values than the 'early' strips, respectively. During perifusion the EC increased slightly, ADP decreased significantly and the strips began to contract. A correlation fitting a multiplicative function was evident between EC and NAD+ (r = 0.89, P < 0.001). CONCLUSION: Human myometrium, being operative at an unusually low EC level, maintained its energy economizing and contractile functions in vitro for 4 h, displaying a tight relationship between EC and NAD+, suggestive of a compromised energy balance.
This study determined the energy charge, adenosine and inosine content of human bladder smooth muscle in comparison with striated muscle of the same individual. Biopsies were obtained from 21 women who were subjected to urethrocystopexy because of urinary stress incontinence. We found that the ATP content of bladder smooth muscle was only about one-eighth of that of striated muscle. The energy charge of bladder smooth muscle was 0.78 +/- 0.13, which is low compared with striated muscle (0.92 +/- 0.02). The adenosine content of bladder smooth muscle was 6.7 times higher than striated muscle and the adenosine/ATP ratio was 1:9 compared with 1:450 for striated muscle. These findings were in accordance with our previous studies on uterine smooth muscle.
We determined the concentrations of adenosine and some of its catabolic products in biopsy specimens from predetermined loci of human myometrium under different functional conditions to compare uterine muscle with rectus abdominis muscle from the same individuals. In order to achieve a good resolution in the separation of nucleosides and purine bases, a preseparation procedure was developed prior to analysis of these compounds on high performance liquid chromatography. Adenosine occurred in a nearly 70-fold higher concentration in smooth uterine muscle in comparison with striated skeletal muscle. Similarly, myometrial inosine and hypoxanthine were 7- and 2.4-times in excess over the rectus muscle, whereas xanthine was scarcely and rather evenly represented in the two types of muscles. The uterine content of adenosine and inosine was distinctly higher in pregnant women compared to non-pregnant ones. A regional difference existed for adenosine, with 3.3 times higher concentration in fundus uteri compared to the isthmic part. A reverse pattern was observed for hypoxanthine and inosine, being 2-3 times more frequent in the isthmic part. The orthophosphate concentration was not stoichiometrically related to the adenosine concentration in a simple way, being 2-3 times lower in uterine muscle compared to the skeletal muscle. A significant correlation existed between uterine contents of AMP and adenosine and similarly, significant inverse correlations were apparent between uterine ATP and ADP contents and energy charge on one hand and adenosine content on the other.
The energy status of the cell is mainly dependent on adenine nucleotides and can be expressed as energy charge (EC). EC is known to be kept at narrow limits near 0.90 under normal conditions in most cells. We recently reported remarkably low EC values in the human uterus under apparent steady-state conditions. The present paper is an extension of previous work. It shows that EC varies in different regions of the uterus in that the isthmic part in pregnant women displays a higher EC than the fundus of the uterus. There were no intergroup differences between non-pregnant and term pregnant women, nor between those who were in active normal labour, dysfunctional labour or those who were not in labour at all. On the other hand, EC in uterine muscle of post-menopausal women showed a significantly lower EC value. Human uterus seems to manage its metabolic requirements under different functional conditions in spite of low ATP and EC values. This suggests that ATP occurs in sufficient amounts to pertinent enzyme reactions, especially ATPases, which means Km values adapted for this unusually low ATP concentration.
Six pregnant and 10 non-pregnant patients undergoing Caesarean section and laparatomy, respectively participated in this study which was aimed at determining the energy status of human uterine muscle and comparing it to that of striated muscle from the same individual. Biopsies were taken from the fundus uteri between the ligamenta rotunda and from the rectus abdominis muscle. A low energy charge of 0.55 in pregnant patients and 0.64 in non-pregnant patients was observed in uterine biopsies, compared to the expected value of 0.90 found in rectus biopsies. The main determinant of this finding was a 4-8 times lower level of ATP in uterine biopsies compared to that in rectus biopsies. The same pattern was apparent for total nucleotide content and creatine phosphate. The ADP and AMP contents were of the same order of magnitude in both tissues. The lactate content in uterine biopsies from pregnant patients was significantly higher than that found in biopsies from rectus muscle and from uterine tissue of non-pregnant patients, indicating an increased glycogenolysis in pregnant uterus. The low energy charge and low level of phospho-compounds observed in uterine muscle, regardless of the functional state, are new and unexpected findings.