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BACKGROUND High-resolution real-time ultrasonography (US) can detect characteristics of thyroid nodules, but the US differentiation between malignant nodules and benign nodules is not well described. HYPOTHESIS Ultrasonography is useful for predicting malignancy of thyroid nodules. DESIGN A retrospective study of 329 thyroid nodules (> or =5 mm) in 309(More)
PURPOSE To investigate the usefulness of second-order multifocal electroretinograms (MERGs) for detecting inner retinal disorders. METHODS The MERG from 5 patients with branch retinal artery occlusion (BRAO) was recorded. Twelve eyes of 12 normal subjects were also tested. MERGs were recorded using 61 hexagons. Bright flash ERGs were also recorded to(More)
Trends in the incidence rate of lung cancer by histological type were examined, based on data from the Osaka Cancer Registry (OCR), Japan and the Surveillance, Epidemiology and End Results Program (SEER), USA. Among males, an increasing trend was observed for adenocar-cinoma in both registries. In the OCR, the incidence rate of adenocarcinoma has recently(More)
Mucoepidermoid carcinoma (MEC) of the thyroid is very rare and low-grade indolent neoplasm. In past reports of the thyroid MEC, only seven cases were described as poor prognosis. A 91-year-old woman presented with a rapidly growing mass of the left upper neck. She was followed thyroid papillary carcinoma (PC) without operation for two years. Fine needle(More)
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