Skip to main content
Fig. 1 | Radiation Oncology

Fig. 1

From: Genital invasion or perigenital spread may pose a risk of marginal misses for Intensity Modulated Radiotherapy (IMRT) in anal cancer

Fig. 1

Direct genital infiltration and perigenital involvement and/or perivulvar relapse in anal carcinoma: PET/CT images and clinical manifestation. Legend: (I) Direct genital infiltration in N0/N3 anal cancer at time of first diagnosis (case 1) with PET/CT images in transversal and sagittal planes (Ia, b) and clinical photo (Ic); (II) Vulvar/perivulvar relapse 9 months after concurrent IMRT and chemotherapy of an inguinally N+ anal cancer (case 2) with the CT-sequence of the development of the relapse from time of first diagnosis until 9 months after radiochemotherapy (IIa), pretherapeutic PET/CT images in transversal and coronal planes (IIb, c), IMRT plans in transversal and coronal planes with isodose details (IId, e, f), CT image of the relapse in coronal plane and clinical photo at 9 months after therapy (IIg, h); (III) and (IV) Perigenital involvement related to lymphatic spread in inguinally N+ anal cancer at time of first diagnosis (case 3 and case 4) with PET/CT images in transversal and coronal planes (IIIa, b and IVa, b, c) and clinical photo (IIIc and IVd)

Back to article page