Fig. 4From: Squamous cell carcinoma of the anus successfully treated with multidisciplinary therapy for metachronous metastatic and local recurrences after DCF chemotherapy: a case reportPara-aortic lymph node status pre- and post-radiation therapy assessed using axial CT imaging. a Para-aortic lymph node recurrence is observed again (arrow). b After intensity-modulated radiation therapy is initiated, para-aortic lymph node recurrence demonstrates CR. CR complete response, CT computed tomographyBack to article page