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. 2026 May 17;21(8):3326–3332. doi: 10.1016/j.radcr.2026.04.076

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© 2026 The Author(s)

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

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Fig 2 – dummy alt text — (A–B) CT-guided biopsy of the paraspinal lesion. H&E demonstrated small cells with scant eosinophilic cytoplasm and a fibrillary background with developing ganglion cells (A). Immunohistochemical stain was positive for synaptophysin (B); (C–D) Radical en bloc resection of the mass. H&E demonstrated both primitive neuroblastic (C) and mature ganglion components (D); (E–F) Peritoneal metastases. H&E demonstrated predominantly primitive neuroblastic component (E), which was positive for PHOX2B (F). Bar = 100 um.