PMC7232729_01
(a) T2 MRI demonstrating a large cystic lesion with a fibrous mass connected to the coccyx. (b) Intraoperative photo demonstrating large mass prior to surgical incision.
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fig1
Computerized tomography and magnetic resonance imaging were performed which demonstrated a large, multilobulated cystic nodule in the region of the sacrococcygeal joint (Figure 1).
(a) Intraoperative photo showing mass after skin incision. (b) The mass and coccyx were resected en bloc as seen in this intraoperative photo.
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fig2
A posterior sacrococcygeal approach was utilized for en bloc resection of the cystic nodule and coccyx (Figure 2).