Solid C76: NMR studies of molecular dynamics.
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Biomedical subjects
Publications and source records attributed to Y Maniwa.
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We report herein the case of a patient in whom a calcified tuberculous empyema with multiple fistulae was successfully treated by a new surgical approach. Reexpansion of the affected lung which had calcified over 30 years was achieved by covering the multiple bronchial fistulae using the omentum without obliterating the empyema cavity. Although the patient presented with severe aspiration pneumonia, he made a complete recovery and is now leading a better quality of life than before. This new operative method is less invasive and can therefore be performed much more easily on critically ill patients than conventional methods.
Airway obstruction due to oppression by the right aortic arch is relatively common in the newborn, but has never been reported in the adult. We reported an aged case of right main bronchial stenosis due to the oppression by the right aortic arch, performed successful bronchodilatation using the stent. A 92-year-old male complained of fever and productive cough and hospitalized with a diagnosis of pneumonia. Close examinations revealed that his right main bronchus was stenotic due to oppression by the right aortic arch. Bronchodilatation was performed successfully using a Gianuturco-type expandable metallic stent. No endoluminal stenosis was found during 12 months follow up. For the treatment of bronchial deformity by the extrabronchial oppression, implantation of the Gianturco-type expandable metallic stent is considered to be very useful method.
A 46-year-old woman complained of a back pain and was pointed the abnormal shadow on chest X-ray by the physician, so she consulted our hospital in January 1987. After a few weeks, the size of the shadow decreased with no treatment, then we followed up her with roentgenograms. Since '91, its size had increased again. Needle biopsy did not give us the diagnosis, but we performed the operation because we suspected some malignant disease. We resected the tumor with the enough surgical margin. Its size was 4 x 3 x 3 cm, its surface was white and smooth. Its was elastic hard and had the pedicle which jointed the visceral pleura. Histological diagnosis was the localized fibrous mesothelioma.
To evaluate the effects of ceftriaxone (CTRX) administered once daily, the biliary concentration of CTRX and daily changes in the bacterial count in bile from an indwelling T-tube were measured concomitantly. The effects on prophylaxis of postoperative infections after biliary tract surgery were also examined mainly due to clinical symptoms. The biliary CTRX levels increased rapidly and were sustained as high as 92.5-219 micrograms/ml in all patients even 24 hours after 2 g of CTRX was infused intravenously once daily. Five of 7 patients whose bile samples were positive for bacteria showed high CTRX levels in bile and almost no bacteria present after treatment. CTRX-sensitive bacteria eliminated 1 or 2 hours after the administration in response to the increase of biliary CTRX levels. The changes in bacteria count of bile may be closely related to CTRX antibiotic activity. As an antibiotic prophylaxis, other 18 patients with biliary diseases received intravenous infusion of 2 g of CTRX once daily for 5-7 days (mean 5.9 days). Thus, once-daily dose treatment of CTRX 2 g may have antibiotic effects on biliary infection and postoperative prophylaxis of biliary infections and it is indicated that the prolonged biliary levels of CTRX are essential for its efficacy.