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Spontaneous Fibrosarcoma in a Djungarian Hamster (Phodopus sungorus)

机译:幼年仓鼠(Phodopus sungorus)中的自发性纤维肉瘤

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A1.5-y-oldfemaleDjungarianhamster(Phodopussungorus)presentedwithalargesubcutaneousmasssurroundingtherightshoulder.Radiographyrevealeddislocationoftherighthumeralarticulationandosteolyticlesionsoftherightscapula.Histologically,themasswascomposedofspindletostellatecellsarrangedinfasciclesinterwovenwithdelicatecollagenfibers,andneoplasticcellsinfiltratedthebone,skeletalmuscle,andsubcutaneoustissues.NeoplasticcellsstainedintenselypositiveforvimentinandnegativeforS100protein,neurofilament,anddesmin.Aminorityofneoplasticcells(10%to20%)stainedmoderatelyforsmoothmuscleactin.Themasswasdiagnosedasafibrosarcoma.Althoughfibrosarcomasarerelativelycommonindogsandcats,thisisthefirstreportoffibrosarcomainadomesticDjungarianhamster.
机译:A1.5-Y-oldfemaleDjungarianhamster(Phodopussungorus)presentedwithalargesubcutaneousmasssurroundingtherightshoulder.Radiographyrevealeddislocationoftherighthumeralarticulationandosteolyticlesionsoftherightscapula.Histologically,themasswascomposedofspindletostellatecellsarrangedinfasciclesinterwovenwithdelicatecollagenfibers,andneoplasticcellsinfiltratedthebone,骨骼肌,andsubcutaneoustissues.NeoplasticcellsstainedintenselypositiveforvimentinandnegativeforS100protein,神经丝,anddesmin.Aminorityofneoplasticcells(10%to20%)stainedmoderatelyforsmoothmuscleactin.Themasswasdiagnosedasafibrosarcoma.Althoughfibrosarcomasarerelativelycommonindogsandcats,thisisthefirstreportoffibrosarcomainadomesticDjungarianhamster。

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