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Diagnostic ultrasound ( PDFDrive )

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262 PART II Abdominal and Pelvic Sonography

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FIG. 8.6 Contribution of Doppler to Gut Assessment in Three Patients. (A) and (B) Cross-sectional images of the ileum proximal to an

inlammatory stricture in Crohn disease. The lumen is distended with luid. The wall is slightly thick. (B) Color Doppler image shows marked

hyperemia of the gut wall as a relection of its inlammation. (C) and (D) Transvaginal views in a young woman with right lower quadrant pain

show the appendix as a round, tubular structure adjacent to the ovary. (D) Color Doppler image shows that appendix is hyperemic, consistent with

inlammation. (E) and (F) Transverse images of the ascending colon show wall thickening with total layer destruction related to invasive colon

carcinoma. Neoplastic tumors of the gut invariably show vascularity as here.

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