Para‐Aortic Lymph Node Metastasis Detected by Sentinel Lymph Node Biopsy in Cervical Cancer Initially Presumed to be Stage IA2: A Case Report
Hatsune Ouchi, Tatsuyuki Chiyoda, Kensuke Sakai, Yutaka Shiraishi, Hiroshi Nishio, Wataru Yamagami · 2026
Read Para‐Aortic Lymph Node Metastasis Detected by Sentinel Lymph Node Biopsy in Cervical Cancer Initially Presumed to be Stage IA2: A Case Report by Hatsune Ouchi, Tatsuyuki Chiyoda, Kensuke Sakai, Yutaka Shiraishi, Hiroshi Nishio, Wataru Yamagami (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13281751.txt.
Description
Hatsune Ouchi and colleagues published a 2026 case report of a cancer that looked like the earliest stage yet had spread to a lymph node, caught because the team sampled sentinel nodes. Their patient, a 34-year-old woman, had a squamous carcinoma found after a cone biopsy, staged as IA2. She hoped to preserve fertility with an operation guided by sentinel node mapping, which finds the first nodes draining a tumor.
Imaging flagged sentinel nodes near the pelvis and, unusually, one beside the aorta. Frozen sections revealed a 1.1 millimeter micrometastasis in a pelvic node and a 2.5 millimeter deposit in the para-aortic node. That changed everything: the operation escalated to hysterectomy with node removal, and radiation was extended to the aortic field alongside chemotherapy. She remained disease-free at ten months. Without sentinel sampling, the aortic spread would have been missed and her radiation field too small, the authors argue.
Catalog record
| CREATOR | Hatsune Ouchi, Tatsuyuki Chiyoda, Kensuke Sakai, Yutaka Shiraishi, Hiroshi Nishio, Wataru Yamagami |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 17 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |