Upper extremity mass with lipomatous axillary involvement and multiple level encasement of the brachial plexus

A 40-year-old female presented for surgical consultation of an upper extremity soft tissue mass. Initial ultrasound report recorded a 5.5 cm mass, consistent with a subcutaneous lipoma. Intra-operative visualization revealed an intramuscular lipoma emerging from brachialis muscle. Post-excision MRI...

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Main Authors: Amanda K. Moorefield, DO, Virender Singhal, MD
Format: Article
Language:English
Published: Elsevier 2022-12-01
Series:Radiology Case Reports
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1930043322007609
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author Amanda K. Moorefield, DO
Virender Singhal, MD
author_facet Amanda K. Moorefield, DO
Virender Singhal, MD
author_sort Amanda K. Moorefield, DO
collection DOAJ
description A 40-year-old female presented for surgical consultation of an upper extremity soft tissue mass. Initial ultrasound report recorded a 5.5 cm mass, consistent with a subcutaneous lipoma. Intra-operative visualization revealed an intramuscular lipoma emerging from brachialis muscle. Post-excision MRI was ordered for continued axillary fullness which revealed lipomatous extension into axilla and posterior arm with multiple level encasement of the brachial plexus. Lipomas with brachial plexus involvement are rare and can present with a range of symptoms and distortion of local anatomy. Surgical debulking is challenging requiring microsurgical expertise for adequate removal and to minimize long-term neurological deficits.
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spelling doaj.art-239c8bbbb6bb45d8975e2801ffed04812022-12-22T04:34:05ZengElsevierRadiology Case Reports1930-04332022-12-01171248934898Upper extremity mass with lipomatous axillary involvement and multiple level encasement of the brachial plexusAmanda K. Moorefield, DO0Virender Singhal, MD1Division of Clinical Anatomy, Kansas City University; Kansas City, MO, USA; Corresponding author.Private Practice, Singhal Plastic Surgery, Kansas City, MO, USAA 40-year-old female presented for surgical consultation of an upper extremity soft tissue mass. Initial ultrasound report recorded a 5.5 cm mass, consistent with a subcutaneous lipoma. Intra-operative visualization revealed an intramuscular lipoma emerging from brachialis muscle. Post-excision MRI was ordered for continued axillary fullness which revealed lipomatous extension into axilla and posterior arm with multiple level encasement of the brachial plexus. Lipomas with brachial plexus involvement are rare and can present with a range of symptoms and distortion of local anatomy. Surgical debulking is challenging requiring microsurgical expertise for adequate removal and to minimize long-term neurological deficits.http://www.sciencedirect.com/science/article/pii/S1930043322007609Intramuscular lipomaBrachial plexusBrachialis muscleIntermuscular lipomaUltrasonographyMRI
spellingShingle Amanda K. Moorefield, DO
Virender Singhal, MD
Upper extremity mass with lipomatous axillary involvement and multiple level encasement of the brachial plexus
Radiology Case Reports
Intramuscular lipoma
Brachial plexus
Brachialis muscle
Intermuscular lipoma
Ultrasonography
MRI
title Upper extremity mass with lipomatous axillary involvement and multiple level encasement of the brachial plexus
title_full Upper extremity mass with lipomatous axillary involvement and multiple level encasement of the brachial plexus
title_fullStr Upper extremity mass with lipomatous axillary involvement and multiple level encasement of the brachial plexus
title_full_unstemmed Upper extremity mass with lipomatous axillary involvement and multiple level encasement of the brachial plexus
title_short Upper extremity mass with lipomatous axillary involvement and multiple level encasement of the brachial plexus
title_sort upper extremity mass with lipomatous axillary involvement and multiple level encasement of the brachial plexus
topic Intramuscular lipoma
Brachial plexus
Brachialis muscle
Intermuscular lipoma
Ultrasonography
MRI
url http://www.sciencedirect.com/science/article/pii/S1930043322007609
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