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Table 1 Summary of phenotypical expression by immunohistochemical examination

From: Leiomyosarcoma with partial rhabdomyoblastic differentiation: First case report of primary cardiac origin

 

Spindle cell

Polyhedral cell

α-SMA and myogenin double negative

α-SMA (-) and myogenin (-)

69.1%

76.9%

α-SMA single positive

α-SMA (+) and myogenin (-)

28.8%

0.0%

myogenin single positive

α-SMA (-) and myogenin (+)

1.1%

23.1%

α-SMA and myogenin double positive

α-SMA (+) and myogenin (+)

1.0%

0.0%

  1. SMA: smooth muscle actin
  2. The rates of α-SMA and myogenin double negative, α-SMA single positive, myogenin single positive, and α-SMA and myogenin double positive in spindle cells were estimated as 69.1%, 28.8%, 1.1% and 1.0%, respectively.
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BMC Cancer

ISSN: 1471-2407

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