Intraarticular Giant Size Angiolipoma of the Knee Causing Lateral Patellar Dislocation

Background: Angiolipomas are benign tumors usually seen in patients during their 2nd and 3rd decades. The subcutaneous region of the trunk, neck and extremities are the places where they generally settle. There is only one case report on angiolipoma in the knee joint that was resected by arthroscopi...

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Main Authors: Gökhan İlyas, Ali Turgut, Duygu Ayaz, Önder Kalenderer
Format: Article
Language:English
Published: Galenos Publishing House 2016-12-01
Series:Balkan Medical Journal
Subjects:
Online Access:http://balkanmedicaljournal.org/text.php?lang=en&id=38
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author Gökhan İlyas
Ali Turgut
Duygu Ayaz
Önder Kalenderer
author_facet Gökhan İlyas
Ali Turgut
Duygu Ayaz
Önder Kalenderer
author_sort Gökhan İlyas
collection DOAJ
description Background: Angiolipomas are benign tumors usually seen in patients during their 2nd and 3rd decades. The subcutaneous region of the trunk, neck and extremities are the places where they generally settle. There is only one case report on angiolipoma in the knee joint that was resected by arthroscopic procedure in the English literature. Case Report: We present a case of a giant-size multilobular non-infiltrating angiolipoma, extending outside of the right knee joint and causing lateral patellar dislocation in a thirteen-year-old boy. A large encapsulated mass with fatty and soft-tissue components on magnetic resonance imaging was suggestive of a liposarcoma. However, the diagnosis after the tru-cut biopsy was angiolipoma. The Quadriceps angle was 25°. Complete resection of the tumoral mass and repair of the medial retinaculum were performed with open surgery. Patellofemoral alignment was provided by transferring the tibial tuberosity medially. One year after the surgery, there was no evidence of recurrence. Conclusion: Intra-articular angiolipomas are rarely seen masses in the knee joint. To our knowledge, this case report is the first to demonstrate that angiolipoma causes patellar dislocation.
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spelling doaj.art-8f8603c02335469db90655e1583217b62023-02-15T16:14:00ZengGalenos Publishing HouseBalkan Medical Journal2146-31232146-31312016-12-0133669169410.5152/balkanmedj.2016.141269Intraarticular Giant Size Angiolipoma of the Knee Causing Lateral Patellar DislocationGökhan İlyas0Ali Turgut1Duygu Ayaz2Önder Kalenderer3Department of Orthopaedics and Traumatology, Tepecik Training and Research Hospital, İzmir, TurkeyDepartment of Orthopaedics and Traumatology, Tepecik Training and Research Hospital, İzmir, TurkeyDepartment of Pathology, Tepecik Training and Research Hospital, İzmir, TurkeyDepartment of Orthopaedics and Traumatology, Tepecik Training and Research Hospital, İzmir, TurkeyBackground: Angiolipomas are benign tumors usually seen in patients during their 2nd and 3rd decades. The subcutaneous region of the trunk, neck and extremities are the places where they generally settle. There is only one case report on angiolipoma in the knee joint that was resected by arthroscopic procedure in the English literature. Case Report: We present a case of a giant-size multilobular non-infiltrating angiolipoma, extending outside of the right knee joint and causing lateral patellar dislocation in a thirteen-year-old boy. A large encapsulated mass with fatty and soft-tissue components on magnetic resonance imaging was suggestive of a liposarcoma. However, the diagnosis after the tru-cut biopsy was angiolipoma. The Quadriceps angle was 25°. Complete resection of the tumoral mass and repair of the medial retinaculum were performed with open surgery. Patellofemoral alignment was provided by transferring the tibial tuberosity medially. One year after the surgery, there was no evidence of recurrence. Conclusion: Intra-articular angiolipomas are rarely seen masses in the knee joint. To our knowledge, this case report is the first to demonstrate that angiolipoma causes patellar dislocation.http://balkanmedicaljournal.org/text.php?lang=en&id=38Angiolipomakneepatellar dislocation
spellingShingle Gökhan İlyas
Ali Turgut
Duygu Ayaz
Önder Kalenderer
Intraarticular Giant Size Angiolipoma of the Knee Causing Lateral Patellar Dislocation
Balkan Medical Journal
Angiolipoma
knee
patellar dislocation
title Intraarticular Giant Size Angiolipoma of the Knee Causing Lateral Patellar Dislocation
title_full Intraarticular Giant Size Angiolipoma of the Knee Causing Lateral Patellar Dislocation
title_fullStr Intraarticular Giant Size Angiolipoma of the Knee Causing Lateral Patellar Dislocation
title_full_unstemmed Intraarticular Giant Size Angiolipoma of the Knee Causing Lateral Patellar Dislocation
title_short Intraarticular Giant Size Angiolipoma of the Knee Causing Lateral Patellar Dislocation
title_sort intraarticular giant size angiolipoma of the knee causing lateral patellar dislocation
topic Angiolipoma
knee
patellar dislocation
url http://balkanmedicaljournal.org/text.php?lang=en&id=38
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AT duyguayaz intraarticulargiantsizeangiolipomaofthekneecausinglateralpatellardislocation
AT onderkalenderer intraarticulargiantsizeangiolipomaofthekneecausinglateralpatellardislocation