lipoma arborescens causes

Lipoma arborescens is a chronic slow-growing intra-articular lesion of benign nature which is characterized by villous proliferation of the synovium with replacement of the subsynovial connective tissue by mature fat cells. Given its rarity current evidence is mainly based on case reports and case series and no guidelines are available.

Lipoma Arborescens Radiology Reference Article Radiopaedia Org

Die Erkrankung betrifft fast immer das Kniegelenk und geht mit einer zunehmenden Gelenkschwellung und Gelenkschmerzen einher.

. To date in the literature there has been only one reported case of lipoma arborescens in the glenohumeral joint. Direct visualization under US is not associated with increased power Doppler signal indicative that lipoma arborescens is not a true inflammatory condition. Awareness of its clinical and imaging.

In the described case the subacute presentation minimal response to intra-articular steroids and lack of inflammatory features in the history all made an underlying chronic inflammatory process unlikely. It is most commonly seen in the knee but cases in other joints such as the wrist shoulder and elbow have also been described. We describe a case.

This article presents two cases of young adults who presented with pain and swelling around knee joint and were diagnosed on the basis of. It can present as a painful knee with an effusion. It is an uncommon cause of intra-articular masses that presents as slowly progressive painless swelling of the joint which persists for many years and is accompanied by intermittent effusions.

Lipoma arborescens is a rare cause of chronic monoarticular arthritis with only a few cases reported in the literature. The fronds-like masses are non-neoplastic fatty deposits on the synovium. Lipoma arborescens is benign villous lipomatous proliferation of the synovium.

It most commonly affects the knee joint in the suprapatellar pouch. An effusion is typically present and can be produced by the lesion or from the underlying arthritis 2. We describe a rare case of lipoma arborescens LA as a cause of pain and clicking in the knee joint.

The more common secondary type is associated with chronic irritation osteoarthritis diabetes mellitus rheumatoid arthritis synovitis and meniscal injury. The less common primary type is idiopathic and occurs in younger patients in the first two decades of life. Symptoms of knee joint pain and clicking are relatively common presentations in orthopaedic practice.

Patients usually present with a longstanding slowly progressive swelling of the involved joint and. Lipoma arborescens LA is a rare benign synovial tumour characterized by the proliferation of mature adipocytes within the synovial cells. It is most commonly seen in the knee but cases in other joints such as the.

The word arborescens is a Latin term meaning tree-forming or tree-like. Lipoma arborescens LA is a rare condition with synovial membrane lipomatous proliferation. This study demonstrates the treatment post-operative survey and MRI demonstrations of this rare entity.

It is a benign condition in which the subsynovial tissue is replaced diffusely by mature fat. The present study investigated the current surgical management and related outcomes of LA in the upper limb. Given its rarity current evidence is mainly based on case reports and case series and no guidelines are available.

This entity can be confidently diagnosed by its characteristic features on various imaging modalities particularly MR imaging. The present study investigated the current surgical management and related outcomes of LA in the upper limb. Lipoma arborescens is a very rare intra-articular lesion characterized by villous lipomatous proliferation of the synovium usually involving the knee joint.

Lipoma arborescens is a benign indolent synovial proliferative disease and an uncommon cause of articular masses. Diagnosis is via MRI demonstrating a synovial mass with frond-like appearance and histology showing mature adipose cells with an overlying synovial. The definite etiology of lipoma arborescens is unknown 1 3 but the frequent occurrence of associated conditions including local trauma osteoarthritis diabetes mellitus and rheumatoid arthritis suggests that this may be a reactive disease 1 4 5 6 13 14.

Lipoma arborescens LA is a benign lesion described as replacement of mature fat cells with sub-synovial tissue which causes the formation of villous projections. It is most commonly seen in the knee but cases in other joints such as the wrist shoulder and elbow have also been described. Die Therapie besteht in der Entfernung des betroffenen Fettgewebes mitsamt der.

Das Lipoma arborescens ist eine seltene Erkrankung bei der es zu einer Vermehrung von unterhalb der Gelenkinnenhaut gelegenem Fettgewebe kommt. Lipoma arborescens LA is a rare benign synovial tumour characterized by the proliferation of mature adipocytes within the synovial cells. Common causes of clicking in the knee include trauma and degenerative changes meniscal articular surface and patellofemoral joint pathology.

Rare cases of a primary lesion without an underlying chronic articular process have been reported. It is a benign condition in which the subsynovial tissue is replaced diffusely by mature fat cells. Lipoma arborescens is a rare cause of chronic monoarticular arthritis with only a few cases reported in the literature.

There are two main types of lipoma arborescens. Lipoma arborescens is a rare cause of chronic monoarticular arthritis with only a few cases reported in the literature. It primarily involves the knee joint with rare occurrences in the periarticular bursae and tendon sheaths.

Underlying inflammatory conditions might predispose LA. Lipoma arborescens is nearly always associated with underlying degenerative joint disease chronic rheumatoid arthritis 210 or prior trauma.

Lipoma Arborescens A Case Report