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Fig. 14 | Insights into Imaging

Fig. 14

From: MRI and CT of anal carcinoma: a pictorial review

Fig. 14

An elderly, 85-year-old lady with biopsy-proven SCAC and multiple comorbidities. Initial MRI (a,b) shows showed circumferential anal wall thickening with abnormal solid signal (arrowheads) measuring 6 cm in length, plus a suspicious centimetric left inguinal lymph node (arrow in a), findings consistent with T3N2 lesion. After reduced chemo-radiotherapy, follow-up MRI (c, d) 4 months later disclosed progression and partial necrosis of both primary tumour (arrowhead) and inguinal adenopathy (arrow), plus appearance of an exophytic tissue mass protruding from the external anal orifice (* in d)

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