Intramuscular myxoid lipoma in the proximal forearm presenting as an olecranon mass with superficial radial nerve palsy: a case report

<p>Abstract</p> <p>Background</p> <p>Extremity lipomas may occur in any location, including the proximal forearm. We describe a case of a patient with an intramuscular lipoma presenting as an unusual posterior elbow mass.</p> <p>Case presentation</p> &...

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Main Authors: Hildebrand Kevin A, Medlicott Shaun AC, Lewkonia Peter
Format: Article
Language:English
Published: BMC 2011-07-01
Series:Journal of Medical Case Reports
Online Access:http://www.jmedicalcasereports.com/content/5/1/321
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author Hildebrand Kevin A
Medlicott Shaun AC
Lewkonia Peter
author_facet Hildebrand Kevin A
Medlicott Shaun AC
Lewkonia Peter
author_sort Hildebrand Kevin A
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Extremity lipomas may occur in any location, including the proximal forearm. We describe a case of a patient with an intramuscular lipoma presenting as an unusual posterior elbow mass.</p> <p>Case presentation</p> <p>We discuss the case of a 57-year-old Caucasian man who presented with a tender, posterior elbow mass initially diagnosed as chronic olecranon bursitis. A minor sensory disturbance in the distribution of the superficial radial nerve was initially thought to be unrelated, but was likely caused by mass effect from the lipoma. No pre-operative advanced imaging was obtained because the diagnosis was felt to have already been made. At the time of surgery, a fatty mass originating in the volar forearm muscles was found to have breached the dorsal forearm fascia and displaced the olecranon bursa. Tissue diagnosis was made by histopathology as a myxoid lipoma with no aggressive features. Post-operative recovery was uneventful.</p> <p>Conclusion</p> <p>We present a case of an unusual elbow mass presenting with symptoms consistent with chronic olecranon bursitis, a relatively common condition. The only unexplained pre-operative finding was the non-specific finding of a transient superficial radial nerve deficit. We remind clinicians to be cautious when diagnosing soft tissue masses in the extremities when unexplained physical findings are present.</p>
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spelling doaj.art-49930c03e53f43eb8e976f3bebe3cc9e2022-12-21T20:40:41ZengBMCJournal of Medical Case Reports1752-19472011-07-015132110.1186/1752-1947-5-321Intramuscular myxoid lipoma in the proximal forearm presenting as an olecranon mass with superficial radial nerve palsy: a case reportHildebrand Kevin AMedlicott Shaun ACLewkonia Peter<p>Abstract</p> <p>Background</p> <p>Extremity lipomas may occur in any location, including the proximal forearm. We describe a case of a patient with an intramuscular lipoma presenting as an unusual posterior elbow mass.</p> <p>Case presentation</p> <p>We discuss the case of a 57-year-old Caucasian man who presented with a tender, posterior elbow mass initially diagnosed as chronic olecranon bursitis. A minor sensory disturbance in the distribution of the superficial radial nerve was initially thought to be unrelated, but was likely caused by mass effect from the lipoma. No pre-operative advanced imaging was obtained because the diagnosis was felt to have already been made. At the time of surgery, a fatty mass originating in the volar forearm muscles was found to have breached the dorsal forearm fascia and displaced the olecranon bursa. Tissue diagnosis was made by histopathology as a myxoid lipoma with no aggressive features. Post-operative recovery was uneventful.</p> <p>Conclusion</p> <p>We present a case of an unusual elbow mass presenting with symptoms consistent with chronic olecranon bursitis, a relatively common condition. The only unexplained pre-operative finding was the non-specific finding of a transient superficial radial nerve deficit. We remind clinicians to be cautious when diagnosing soft tissue masses in the extremities when unexplained physical findings are present.</p>http://www.jmedicalcasereports.com/content/5/1/321
spellingShingle Hildebrand Kevin A
Medlicott Shaun AC
Lewkonia Peter
Intramuscular myxoid lipoma in the proximal forearm presenting as an olecranon mass with superficial radial nerve palsy: a case report
Journal of Medical Case Reports
title Intramuscular myxoid lipoma in the proximal forearm presenting as an olecranon mass with superficial radial nerve palsy: a case report
title_full Intramuscular myxoid lipoma in the proximal forearm presenting as an olecranon mass with superficial radial nerve palsy: a case report
title_fullStr Intramuscular myxoid lipoma in the proximal forearm presenting as an olecranon mass with superficial radial nerve palsy: a case report
title_full_unstemmed Intramuscular myxoid lipoma in the proximal forearm presenting as an olecranon mass with superficial radial nerve palsy: a case report
title_short Intramuscular myxoid lipoma in the proximal forearm presenting as an olecranon mass with superficial radial nerve palsy: a case report
title_sort intramuscular myxoid lipoma in the proximal forearm presenting as an olecranon mass with superficial radial nerve palsy a case report
url http://www.jmedicalcasereports.com/content/5/1/321
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AT medlicottshaunac intramuscularmyxoidlipomaintheproximalforearmpresentingasanolecranonmasswithsuperficialradialnervepalsyacasereport
AT lewkoniapeter intramuscularmyxoidlipomaintheproximalforearmpresentingasanolecranonmasswithsuperficialradialnervepalsyacasereport