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Updated: Sep 4, 2025

Transaxillary First Rib Resection for Treatment of the Thoracic Outlet Syndrome

Transaxillary First Rib Resection for Treatment of the Thoracic Outlet Syndrome

Published on: September 13, 2020

Bilateral Thoracic Outlet Syndrome from Anomalous 8th Cervical Vertebrae Ribs.

Scott Ferris¹, Sarah Lonie¹

¹Department of Plastic, Hand and Faciomaxillary Surgery, Alfred Health, Melbourne, Victoria, Australia.

Journal of Brachial Plexus and Peripheral Nerve Injury

|July 21, 2022

Summary

This summary is machine-generated.

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Thoracic outlet syndrome (TOS) can stem from rare anatomical variations like a cervical rib from an extra vertebra. Surgical intervention provided immediate symptom relief for this unique neurogenic TOS case.

Area of Science:

Anatomy
Neurology
Vascular Surgery

Background:

Thoracic outlet syndrome (TOS) involves neurovascular compression from the neck to the arm.
Neurological symptoms are more prevalent than vascular ones in TOS.
Anatomical abnormalities, like cervical ribs, are known contributors to TOS.

Observation:

A patient presented with neurogenic TOS attributed to a cervical rib originating from a supernumerary 8th cervical vertebra.
This anatomical anomaly is exceptionally rare, differing from the more common 7th cervical vertebra cervical rib found in some TOS patients.

Findings:

The patient experienced immediate symptom improvement after surgery.
Surgical procedures included scalenectomy and resection of both the cervical and first thoracic ribs.

Keywords:

brachial plexus cervical rib eighth cervical vertebra thoracic outlet syndrome

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Implications:

This case highlights a previously undocumented cause of neurogenic TOS.
It underscores the importance of considering rare anatomical variations in TOS diagnosis and management.
Surgical decompression can effectively resolve symptoms in complex TOS cases involving cervical ribs.