Atypical Spindle Cell/Pleomorphic Lipomatous Tumor With Hibernoma-Like Morphology: Expanding the Morphological Spectrum

Abstract

Keywords

atypical spindle cell/pleomorphic lipomatous tumor immunohistochemistry molecular pathology FISH

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References

Lecoutere

Creytens

. Atypical spindle cell/pleomorphic lipomatous tumor. Histol Histopathol. 2020;35(8):769‐778. doi:10.14670/HH-18-210

Cordier

Candaele

Van Dorpe

Creytens

. Atypical spindle cell/pleomorphic lipomatous tumor with pleomorphic hyalinizing angiectatic tumor-like growth pattern: a search for diagnostic clues. Int J Surg Pathol. 2023;31(3):289‐293. doi:10.1177/10668969221098086

Creytens

Mentzel

Ferdinande

van Gorp

Van Dorpe

Flucke

. “Fat-rich” (spindle cell-poor) variant of atypical spindle cell/pleomorphic lipomatous tumor: striking mimic of “classical” atypical lipomatous tumor/well-differentiated liposarcoma. Int J Surg Pathol. 2019;27(8):868‐871. doi:10.1177/1066896919846561

Creytens

Mentzel

Ferdinande

, et al. “Atypical” pleomorphic lipomatous tumor: a clinicopathologic, immunohistochemical and molecular study of 21 cases, emphasizing its relationship to atypical spindle cell lipomatous tumor and suggesting a morphologic spectrum (atypical spindle cell/pleomorphic lipomatous tumor). Am J Surg Pathol. 2017;41(11):1443‐1455.

Al Hmada

Schaefer

Fletcher

CDM

. Hibernoma mimicking atypical lipomatous tumor: 64 cases of a morphologically distinct subset. Am J Surg Pathol. 2018;42(7):951‐957. doi:10.1097/PAS.0000000000001061

Gabra

Sacasa

Baig

Kleinstein

. Lipoma-like hibernoma: a rare soft tissue tumor-a case series and review of the literature. J Surg Case Rep. 2023;2023(5):rjad309. doi:10.1093/jscr/rjad309

Hallin

Schneider

Thway

. Well-differentiated liposarcoma with hibernoma-like morphology. Int J Surg Pathol. 2016;24(7):620‐622. doi:10.1177/1066896916653213

Furlong

Fanburg-Smith

Miettinen

. The morphologic spectrum of hibernoma: a clinicopathologic study of 170 cases. Am J Surg Pathol. 2001;25(6):809‐814. doi:10.1097/00000478-200106000-00014

Mitra

Vandewalker

. Spindle cell hibernoma of perinephric adipose tissue: a case report. Int J Surg Pathol. 2024:10668969241232696. doi:10.1177/10668969241232696

10.

Moretti

Brooks

Lackman

. Spindle-cell hibernoma: a clinicopathologic comparison of this new variant. Orthopedics. 2010;33(1):52‐55. doi:10.3928/01477447-20091124-29