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1.
Key words  intractable pain - celiac plexus neurolysis - ultrasonography  相似文献   
2.
With the increasing use of obstetric echography fetal hydronephrosis has been reported more frequently. The purpose of this study was to identify prognostic factors associated with adverse outcome, such as renal failure and death, in fetal hydronephrosis. One hundred and forty-eight children with fetal hydronephrosis were admitted, submitted to a systematic protocol, and prospectively followed. Prognostic factors associated with fetal echography and clinical and laboratory findings on admission were studied. The median follow-up was 39 months. The analysis was conducted in two steps. In a univariate analysis, variables associated with adverse outcome were identified by the Kaplan-Meier method. The variables that were significantly associated with adverse outcome were then included in a multivariate analysis. This analysis, using the multivariate Cox’s model, was performed to identify variables that were independently associated with a worse prognosis. Only variables that remained independently associated with adverse outcome were included in the final model. After final adjustment by Cox’s multivariate model, three variables were identified as independent predictors of adverse outcome: oligohydramnios, prematurity, and glomerular filtration rate lower than 20 ml/min. Thus, in the presence of oligohydramnios, prematurity, and abnormal renal function, the medical team must plan appropriate follow-up for infants at health centers prepared to investigate and treat uropathies in newborns. Received: 24 August 1998 / Revised: 7 December 1998 / Accepted: 11 December 1998  相似文献   
3.
A case of preoperatively diagnosed jejunal duplication cyst displaying the characteristic five-layered appearance of the gastrointestinal tract wall and peristaltic activity is reported. Both these rare features allowed a specific diagnosis of enteric duplication to be made.  相似文献   
4.
超声引导下经皮脐静脉穿刺术的应用   总被引:8,自引:0,他引:8  
目的 探讨超声引导下经皮脐静脉穿刺术应用的成功率和安全性。方法 对应用此穿刺术872例的成功率和并发症进行分析。结果 一次进针成功率62.7%,2~4次进针成功率36.0%。发生一过性并发症31.4%,发生严重并发症0.3%。结论 提高超声引导下经皮脐静脉穿刺术的成功率和安全性,使此项介人性诊断技术准确、有效、安全地应用于临床。  相似文献   
5.
Gastric emptying in the fundus, body, and antrum of the stomach was evaluated by ultrasonography (US) in 41 control children aged 2 to 18 years and 30 patients aged 1 to 19 years who had undergone pyloromyotomy because of hypertrophic pyloric stenosis. The gastric emptying curve decreased in an exponential manner for both control children and patients, while there was no significant difference in gastric emptying time (GET) between control children and patients within any of the age groups. However, GET was faster for younger children in both groups. An X-ray contrast study of the stomach performed in 2 patients who showed markedly delayed GET showed delayed gastric emptying but no significant deformities of the prepylorus. Our results suggest that US is a reliable method of measuring GET in children.  相似文献   
6.
儿童慢性淋巴细胞性甲状腺炎的诊断探讨   总被引:9,自引:1,他引:9  
为探讨儿童弥漫性甲状腺肿的简便和精确的诊断方法,对已经细针穿刺细胞学检查和甲状腺自身抗体检测的50例弥漫性甲状腺肿患儿同时应用B超进行了甲状腺扫描检查,以109名7~14岁正常儿童的甲状腺超声影像作对比。结果:正常儿童甲状腺的影像为略强于其周围肌肉组织的均匀回声图;弥漫性甲状腺肿患儿的甲状腺体积明显大于正常同龄儿童;细胞学确诊为慢性淋巴细胞性甲状腺炎的26例中22例(84.6%)B超回声图像呈大小不等的低回声区改变,其中18例(81.8%)伴自身抗体阳性;而细胞学诊断为甲状腺弥漫性增生的24例患儿中则17例(70.8%)B超回声图像正常,仅7例(29.1%)呈异常回声图,且均伴自身抗体阳性,其中2例1年后细胞学复查证实为慢性淋巴细胞性甲状腺炎。B超结合自身抗体的检测与细胞学检查的诊断符合率为92%。提示:B超作为一种简便易行、无创伤、可反复进行的检查手段,辅以血清学检测,对儿童慢性淋巴细胞性甲状腺炎的诊断有较好的实用价值。  相似文献   
7.
绝经后阴道出血患者诊断性刮宫前B超检测子宫内膜的价值   总被引:53,自引:0,他引:53  
目的:评估绝经后阴道出血患者应用B超检测子宫内膜,以减少不必要的诊断性刮宫术(诊刮术)的价值。方法:对192例绝经后阴道出血患者,于诊刮术前行B超检查,测量子宫大小及子宫内膜厚度,然后进行分段诊刮术,标本送病理检查。结果:77例内膜厚度≤4mm者中,74例(96.1%)子宫内膜属生理性改变,3例为内膜癌;115例子宫内膜厚度≥5mm者中,92例(80.0%)子宫内膜属病理性改变,其中59例(51.3%)为内膜癌。结论:高分辨阴道B超检测,可作为绝经后出血患者进行诊刮术前的一种筛选手段,当超声检测内膜厚度≤4mm时,可考虑避免诊刮术。  相似文献   
8.
Adrenal enlargement was followed by serial ultrasonography in an infant with congenital lipoid adrenal hyperplasia (lipoid CAH) from day 12 until 2 years and 4 months of age, when they were no longer detectable. Contrary to other types of CAH in which the configuration changes soon after replacement therapy, this infant with lipoid CAH showed persistent adrenal cortex enlargement due to massive accumulation of lipids and cholesterol resulting in a damaged glandular cyto-architecture. Conclusion ultrasonographically persistent enlargement of the adrenals after replacement therapy is suggestive of the lipoid form of CAH. Received: 3 June 1997 / Accepted in revised form: 19 December 1997  相似文献   
9.
The diagnosis and treatment of idiopathic intussusception of childhood have changed over the last 10 years. Current diagnostic techniques include plain radiographs and ultrasonography. The standard treatment in the absence of peritonitis or free intra-abdominal air is gas enema, followed by surgical intervention if the intussusception remains irreducible. This review, by radiologists for surgeons, describes the current role of imaging in the diagnosis and management of intussusception.  相似文献   
10.
Mesodermal tumors of the urinary bladder are rare and the majority of them are malignant. We report a case of an intramural leiomyoma of the bladder presenting with symptoms of a mild lower urinary tract infection. The patient was managed with partial cystectomy and the outcome was excellent. Received: 31 May 1999; Revised: 21 September 1999; Accepted: 21 September 1999  相似文献   
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