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Biomedical subjects

M Arima

Publications and source records attributed to M Arima.

At least 253 records · Page 14Linked to original sources

Prognosis of Wilson's disease in childhood.

Wilson's disease in childhood has several characters distinct from those in adults. The progression of the disease tends to be rapid, hepatic manifestations are common, cerebral symptoms related to dystonia are predominant, and tremor is rare. Forty-nine children with Wilson's disease under the age of 15 were treated with D-penicillamine for 2 to 15 years. None of the presymptomatic patients subsequently developed any symptoms of the disease. The results of treatment in patients who had exhibited only hepatic symptoms were also excellent. However, neurological manifestations associated with a history of jaundice or ascites responded less well to chelation. These observations clearly indicate that early diagnosis and treatment are extremely important to ensure normal lives for children with Wilson's disease.

Adolescent↗

Myelopathy in infancy complicating congenital atlantoaxial dislocation.

Two infants had congenital atlantoaxial dislocation associated with myelopathy. One of them, a 3-month-old girl, showed anterior dislocation of the atlas on the axis, and had extreme weakness of the extremities. Another patient, an 8-month-old boy, showed tetraplegia, and posterior dislocation with absent odontoid process was demonstrated radiologically. These cases add another cause to the varied etiologies of floppiness in early infancy.

Axis, Cervical Vertebra↗

Right ovarian vein syndrome with contralateral ovarian cyst.

A 39-year-old woman with right ovarian vein syndrome accompanied by contralateral ovarian cyst is reported. Removal of the left ovarian cyst with right ureterolysis for removal of the mechanical obstruction gave a good result. It is concluded that the etiology in this case was compression of the ureter by the enlarged ovarian vein, which had an increased blood flow from contralateral venous anastomose.

Adult↗

Preoperative identification of tumor of the parathyroid by ultrasonotomography.

Parathyroid echograms were carried out in ten patients with clinical hyperparathyroidism. In seven patients, the preoperative examination was capable of detecting and localizing enlarged parathyroid glands. The echograms of parathyroid adenomas as well as carcinoma showed a characteristic cystic pattern, for which the term hollow pattern is the most suitable expression. In preoperatively detected instances using echography, the parathyroid tumors were oval-shaped and larger in size and weight. This method is a safe, simple and noninvasive technique that produces no discomfort to the patient. The reliability rate of 70 per cent in our study is acceptable. Therefore, echography of the parathyroid is applicable as a new diagnostic procedure for preoperative localization of parathyroid tumors.

Adenoma↗