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    Article

    Atypical pulmonary metastases in children: pictorial review of imaging patterns

    Pulmonary metastases typically present as well-circumscribed solid nodules, often with a basilar and peripheral distribution due to hematogenous spread. When an atypical pattern of metastasis occurs, a lack of...

    Marie-Helene Gagnon, Andrew B. Wallace, Sireesha Yedururi… in Pediatric Radiology (2021)

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    Article

    Imaging of Bowel Ischemia

    Acute bowel ischemia is a broad category of disease that includes acute mesenteric ischemia and acute colonic ischemia. These two entities differ in their pathogenesis but result in hypoxic injury that present...

    Andrew B. Wallace, Constantine A. Raptis, Vincent M. Mellnick in Current Radiology Reports (2016)