Hyperechogenic “rings” in the periphery
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Markku J. Päivänsalo; Matti J. Kallioinen; Jukka S. Merikanto; Pekka K. Jalovaar
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Article
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1991
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John Wiley and Sons
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English
⚖ 558 KB
A rare sign of medullary abnormality, hyperechogenic "rings" in the peripheries of renal medullary pyramids, was detected in both kidneys in 21 patients, being associated with normally hypoechogenic medullary centers in 20 of these patients. Our results with 2 cases studied histologically suggest th