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T. Caracciolo JamieCorresponding author Department of Diagnostic Imaging, Moffitt Cancer Center, Tampa, FL
Lipomatous tumors are among the most common primary musculoskeletal neoplasms affecting both pediatric and adult patient populations. Patient age, tumor location, and imaging features all contribute to the differential diagnosis of musculoskeletal tumors. Tumors identified outside of common patient demographics or in unusual locations may lead to preoperative misdiagnosis. We present an uncommon adipocytic tumor occurring at an uncommon age which was proven at surgery to represent a preoperatively unexpected diagnosis. A 13 year old male presented with a fatty anterior proximal thigh mass; age and magnetic resonance findings suggested lipoblastoma. However, following complete surgical resection, histopathology confirmed hibernoma, a benign lipomatous tumor characterized by the presence of white and multivacuolated brown fat cells, the vast majority of which occur in adult patients.
DV MuralidharaCorresponding author Faculty of Medicine, University Sultan Zainal Abidin, Kuala Terengganu
Human obesity is now universal and has drawn serious attention of international academia to unravel its pathophysiology and treatment. In recent years, efforts are being made to understand the complex physiology of both white and brown adipose tissue in detail with relevance to obesity. A large number of secretions from the white fat called the adipokines have been recognized that play a definitive role in obesity and its disorders. Innumerable regulators grouped mainly under the transcriptional, hormonal and signaling factors that govern the thermogenic functions of brown fat have been worked out. Based on these revelations, strong suggestions have been made for treating obesity specially by targeting the brown fat as it plays a key role in energy expenditure as well as through behavioral, pharmacological, physiological and surgical approaches. Such findings have been reported in a nutshell in this communication