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Wegener's granulomatosis is a well-defined systemic vasculitic syndrome that primarily affects the upper and lower respiratory tracts and the kidney. Hashimoto's thyroiditis is another autoimmune syndrome with the thyroid as its primary target organ. The relation between Hashimoto's thyroiditis and Wegener's granulomatosis is not reported in the English literature. In this article, the authors describe a patient with Hashimoto's thyroiditis in whom fulminant Wegener's granulomatosis subsequently developed. The immunologic similarities between these two diseases leads to the consideration that Wegener's granulomatosis possibly may be another immunologic disorder associated with Hashimoto's thyroiditis. 相似文献
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MP Spina G Santi DA Dugnani A Cerri G Santagati M Farè F Mercuriali 《Canadian Metallurgical Quarterly》1993,18(2):77-81
Sudden infant death syndrome is the sudden, unexpected death of an apparently healthy infant, accounting for 7,000 to 10,000 deaths per year. For the parents, the unexpectedness and guilt can be overwhelming. The long, difficult grief process has a great effect on marital relationships, surviving siblings, and subsequent children. Increasing the nurse's understanding of the effects of sudden infant death syndrome can enhance the support the parents receive. A caring attitude and follow-up throughout the grief process are necessary. 相似文献
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In uninephrectomized rats on 1% NaCl solution to drink, aldosterone (0.75 micrograms/h subcutaneously for 8 weeks) raises blood pressure and causes marked interstitial and perivascular cardiac fibrosis, effects not seen in animals on a low salt intake. In extending these initial findings, we have shown that cardiac fibrosis (i) is not reversed by correction of mineralocorticoid-induced hypokalemia; (ii) appears not to involve the plasma or tissue renin-angiotensin systems, as fibrosis is largely unaffected by concurrent administration of Losartan or Perindopril; (iii) is independent of cardiac hypertrophy, in that it is equally seen in right and left ventricles, and in rats rendered hypertensive without cardiac hypertrophy by the administration of 9 alpha-fluorocortisol; (iv) is independent of elevated blood pressure, in that it is found in normotensive animals infused peripherally with aldosterone and intracerebroventricularly with the mineralocorticoid receptor (MR) antagonist RU28318; (v) is via classical MR, in that it is blocked by concurrent administration of the MR antagonist potassium canrenoate; and (vi) may or may not be a direct cardiac effect, inasmuch as data for in vivo effects on collagen formation by cardiac fibroblasts are conflicting. Although there is a high probability that the action of aldosterone to cause cardiac fibrosis in this experimental model is an effect via non-epithelial MR, the locus of aldosterone action remains to be established, as do the molecular mechanisms linking MR occupancy by aldosterone and collagen deposition. In addition, and in particular, the mechanisms underlying the crucial contribution of high salt intake in this model of mineralocorticoid excess await exploration. 相似文献
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A 49-year-old Japanese woman was referred to our department for evaluation of a thyroid nodule. She underwent subtotal thyroidectomy with modified neck dissection for a follicular thyroid carcinoma, suspected on preoperative diagnosis. The histological diagnosis was tuberculous thyroiditis. She made an uneventful recovery and received antituberculous agents. At follow-up she remains well and is euthyroid. Reports on forty-four patients in the Japanese literature were read. Tuberculous thyroiditis must be differentiated from thyroid cancer and subacute thyroiditis. Surgery plus administration of antituberculous drugs is considered the treatment of choice. 相似文献
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JC Winck L Delgado T Shiang A Carvalho FF Rodrigues 《Canadian Metallurgical Quarterly》1996,51(2):120-122
BACKGROUND: The effects of abrupt discontinuation and tapering of total parenteral nutrition (TPN) on glucose concentration were compared in patients < 3 years of age. METHODS: Serial glucose concentrations were measured over 120 minutes after abrupt discontinuation as compared with tapering (decreasing infusion rate by 50% for 1 hour before discontinuation). Serial insulin concentrations were measured after abrupt discontinuation. RESULTS: There was a significantly greater decrease in glucose concentration from baseline at 30 minutes after abrupt discontinuation as compared with tapering. Fifty-five percent (6/11) of the patients developed hypoglycemia (glucose concentration < 40 mg/dL) after abrupt discontinuation. Age, glucose infusion rate, and serum insulin concentrations were not predictive of the development of hypoglycemia. The tapering regimen did not prevent hypoglycemia, which developed in 20% (2/10). CONCLUSION: The high incidence of hypoglycemia after TPN discontinuation in children < 3 years of age requires monitoring of serum glucose concentration when initiating intermittent TPN until tolerance is documented. 相似文献
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J Braun H Donner T Siegmund PG Walfish KH Usadel K Badenhoop 《Canadian Metallurgical Quarterly》1998,51(5):563-566
A coronary artery dissection is a rare but well-known lethal complication associated with coronary perfusion. We herein report the case of a right coronary dissection that occurred after an aortic valve replacement. Coronary bypass grafting was successful after the establishment of mechanical biventricular support with an intra-aortic balloon pump and a right ventricular assist device. 相似文献
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M Marchesi M Biffoni T Mastropietro M Millarelli A Marzullo FP Campana 《Canadian Metallurgical Quarterly》1997,18(11-12):820-822
Riedel's thyroiditis is a very rare disease of unknown aetiology, occasionally associated with retroperitoneal and mediastinal fibrosis. It is a benign condition, but may be confused with an anaplastic carcinoma of the thyroid. The differential diagnosis with anaplastic carcinoma is assured only by intraoperative biopsy. The Authors report a clinical case: symptoms were a progressive enlargement of the thyroid gland, left recurrential palsy, dyspnoea and dysphagia. The surgical treatment was total thyroidectomy, performed with bilateral neurolysis of recurrent nerves. The patient was also under adjuvant corticosteroid treatment. 相似文献
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Doxorubicin is cardiotoxic and its use must be monitored carefully. Incidence of refractory cardiac failure is shown to increase once the cumulative dose exceeds 450 mg/m2. However, significant decline of ejection fraction (EF) may occur even at lower dose levels. EF was monitored using Multigated Radionuclide Angiography (MUGA) scan of all consecutive lung cancer patients, treated with Doxorubicin based regimens. Thirteen of 82 patients showed a significant (more than 15%) decline of left ventricular EF. The dose of doxorubicin producing this decline ranged between 91-180 mg/m2. Actual decline in EF ranged between 16-45%. Only 5 of 13 patients developed symptoms attributable to the cardiac disease. Doxorubicin can alter EF significantly in lung cancer patients at levels well below which are considered 'safe'. The reason for massive decline in ejection fraction in these patients has been hypothesized. 相似文献
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We report a 9-year-old boy with repeated fractures of the tibia from age 6 months and microscopic hematuria from age 2 years. His maternal family has a history of nephritis and his paternal family has neurofibromatosis type-I (NF-I). The boy's renal biopsy revealed an irregular attenuation and splitting of the glomerular basement membrane. The skin biopsy was stained with monoclonal antibody against the alpha 5 chain of type IV collagen; the epidermal basement membrane was negative in the boy and segmentally positive in the boy's mother. We conclude that the patient inherited Alport syndrome from his mother and NF-I from his father. We postulate this was a chance association and that this case does not suggest any relationship between the two diseases. 相似文献
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Suppurative thyroiditis is rare, and the major pathogens are Staphylococcus and Streptococcus species. We present a case caused by Acinetobacter baumanii, which has never before been reported. We review another 191 cases from the English-language literature (1980 to April 1997) and make a comparison with a review of 224 cases (1900-1980). As the numbers of immunocompromised patients increase, cases of suppurative thyroiditis are increasing. Pneumocystis carinii has become an important pathogen. Most patients (83.1%) with bacterial infections were euthyroid, whereas those with fungal or mycobacterial infections tended to be hypothyroid (62.5%) and hyperthyroid (50%), respectively. 相似文献
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The objective of this study was to investigate the impact of allergy to hymenoptera venom on the occupational activities of patients undergoing immunologic treatment for insect sting anaphylaxis. The design was a cross-sectional study conducted in a sample of 500 out of 1,500 patients undergoing venom immunotherapy for insect sting reaction in 13 allergy clinics in Israel. A self-administered questionnaire was used to collect data about demographic characteristics of patients, severity of the allergic reaction and adverse effects on occupational activities. Of the 204 respondents who were part of the labour force, 48.5% reported adverse effects on routine occupational activities. The factors with a significant influence on the probability of adverse occupational effects were: (1) patient's type of work (blue collar vs. white collar: OR = 3.22, p < 0.001: army vs. white collar: OR = 5.28, p = 0.001); (2) severity of the allergic reaction (severe reaction vs. mild/moderate reaction: OR = 2.34, p = 0.007). Our findings suggest that severe insect sting allergy has an adverse impact on patients' occupational activities. This factor requires special attention by the medical community. Social workers and occupational physicians should collaborate in the assessment and management of these patients. 相似文献
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A patient with CREST syndrome is described, with such severe limitation of mouth opening that extractions were required before upper gastrointestinal endoscopy could be performed. Features of CREST syndrome of importance to the dental and oral surgeon are described. 相似文献
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DA Pérez Martínez J Díaz Guzmán A Lagares Gómez-Abascal F Bermejo Pareja 《Canadian Metallurgical Quarterly》1998,13(3):156-157
Gastrointestinal lipomas are benign but rare lesions, mainly located in the colon. Depending on their size they are responsible for obstructive bowel symptoms. Diagnostic tools are either the endoscopy or computer tomography. It is recommended to investigate the entire large bowel as other pathologies are often found. Any lipoma found should be removed. Two cases with symptomatic lipoma are presented. In both cases the lipoma was removed by open surgery. 相似文献
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S Takashima F Takayama Q Wang S Kobayashi S Sone 《Canadian Metallurgical Quarterly》1998,26(7):361-365
BACKGROUND: Interferon (IFN) alpha and IFN gamma have synergistic in vitro and in vivo effects and have each been used in the treatment of anogenital condylomata acuminata. STUDY GOALS: To compare the efficacy and safety of regional 3 x 10(6) U IFN alpha (Group A), 3 x 10(6) U IFN gamma (Group B), 1.5 x 10(6) U IFN alpha plus 1.5 x 10(6) U IFN gamma (Group C), and 3 x 10(6) U IFN alpha plus 1.5 x 10(6) U IFN gamma (Group D) in the treatment of recalcitrant anogenital condylomata acuminata. STUDY DESIGN: Six-week courses of regional IFNs were administered in a randomized, double-blind, multicenter study. Response was assessed as change in the total area affected by condylomata. RESULTS: The treatments of Groups A, B, and C were similarly effective (complete response in 13.6%, 18.5%, and 16.0%, respectively). Group D had the lowest rate of complete response (3.8%), but this combination was the most effective when partial and complete responses were combined (73.0%). CONCLUSION: Regional IFN is a moderately effective and safe treatment in patients with recalcitrant anogenital condylomata acuminata. Combinations of IFNs alpha and gamma were not superior to IFN monotherapy. 相似文献
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Asplenia syndrome in conjoined twins: a case report 总被引:1,自引:0,他引:1
Incomplete fission of the primordial cell mass is generally believed to be the cause of conjoined twinning. It may also explain the tendency towards increased symmetry in these twins. We report a case of the rostral duplication type of conjoined twins with an absence of symmetry; one twin had the asplenia syndrome, whereas the other twin was normal. Local environmental factors acting upon the organ anlage may explain the asymmetric development in these conjoined twins. 相似文献