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Fig. 2 | BMC Gastroenterology

Fig. 2

From: Can transrectal ultrasonography distinguish anorectal malignant melanoma from low rectal adenocarcinoma? A retrospective paired study for ten years

Fig. 2

The ultrasonic image of an ARMM. A 61-year-old female patient. A A hypoechoic nodule of rectal wall was observed. B Punctate blood flow signals were detected in the nodule. C LOW resistance arterial spectrum was detected, and PSV was 14.9 cm/s, RI was 0.56. D The real-time elastography and strain ratio of the tissue around the intestinal wall to the lesion was 29.67. Immunohistochemistry analysis and pathology after surgery: HMB45 (+), S100 (+), PCK (−), MART1 (+), KI67 45%. Both ultrasound and pathology showed that the DOI was mucosa

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BMC Gastroenterology

ISSN: 1471-230X

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