Intravenous Contrast Extravasation During CT: A National Data Registry and Practice Quality Improvement Initiative von Dykes, Thomas M., MD, Bhargavan-Chatfield, Mythreyi, PhD, Dyer, Raymond B., MD

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Nephron-sparing management of Xanthogranulomatous pyelonephritis presenting as spontaneous renal hemorrhage: a case report and literature review von Ballentine, 3rd, William Keith, Vilson, Fernandino, Dyer, Raymond B, Mirzazadeh, Majid

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“Giant” hydronephrosis von Budigi, Bhavana, Dyer, Raymond B.

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The “sigmoid” esophagus von Unruh, Bradley, Billings, John, Dyer, Raymond B.

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The “tangential calcium” sign von Ponnatapura, Janardhana, Dyer, Raymond B.

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The “hot air balloon” sign von Ling, Johnny, Dyer, Raymond B.

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The “trumpeting elephant” sign von Wilson, Joseph, Dyer, Raymond B.

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The “phantom” calyx von Ponnatapura, Janardhana, Dyer, Raymond B.

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The “maiden waist” sign of the ureters von Ponnatapura, Janardhana, Dyer, Raymond B.

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The double wrinkled colon sign von Pathak, Priya, Dyer, Raymond B., Tappouni, Rafel

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The “fat ring” sign of sclerosing mesenteritis von Zhang, Pengcheng, Dyer, Raymond B.

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The hot rim sign von Zhang, Pengcheng, Dyer, Raymond B.

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Hellmer’s sign von Pathak, Priya, Dyer, Raymond B.

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The “perinephric cobwebs” sign von Zhang, Pengcheng, Dyer, Raymond B.

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The “pie-in-the-sky” bladder von Mills, Caleb L., Ou, Jao J., Dyer, Raymond B.

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The “hairy kidney” sign von Triffo, William Jeffrey, Dyer, Raymond B.

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The T2 shading sign von Thotakura, Pavani, Dyer, Raymond B.

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The “doge’s cap” sign von Dyer, Raymond B., Oliphant, Michael, DiSantis, David J.

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The “silver dollar” or “coin-on-end” vertebra sign von Roller, Brandon L., Dyer, Raymond B.

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The “striated” testis von Whitworth, Pat W., Dyer, Raymond B.

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