Anterior Cutaneous Nerve Entrapment Syndrome in a 51-Year-Old Woman With Advanced Colon Cancer, Successfully Treated With Repeated Ultrasound-Guided Rectus Sheath Blocks: A Case Report

Yoko Shimamoto-Nagahira; Ryuichi Nakanuno

doi:10.12659/AJCR.953662

01 September 2026 : Case report Japan

Anterior Cutaneous Nerve Entrapment Syndrome in a 51-Year-Old Woman With Advanced Colon Cancer, Successfully Treated With Repeated Ultrasound-Guided Rectus Sheath Blocks: A Case Report

Challenging differential diagnosis, Unusual setting of medical care

Yoko Shimamoto-Nagahira^{ABCDE 1*}, Ryuichi Nakanuno^{ABCD 1}

DOI: 10.12659/AJCR.953662

Am J Case Rep 2026; 27:e953662

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Figure 3 Ultrasound-guided rectus sheath blocks at the points of tenderness. (A) Ultrasound image of the rectus abdominis and posterior rectus sheath. (B) Hydrodissection was performed between the rectus abdominis muscle and the posterior rectus sheath using an in-plane approach from lateral to medial for the rectus sheath blocks.

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Anterior Cutaneous Nerve Entrapment Syndrome in a 51-Year-Old Woman With Advanced Colon Cancer, Successfully Treated With Repeated Ultrasound-Guided Rectus Sheath Blocks: A Case Report

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