Hepatic uterus-like mass misdiagnosed as hepatic abscess Journal Article


Authors: Sopha, S. C.; Rosado, F. G. N.; Smith, J. J.; Merchant, N. B.; Shi, C.
Article Title: Hepatic uterus-like mass misdiagnosed as hepatic abscess
Abstract: Background. Hepatic endometriosis/uterus-like mass is rare and may be overlooked during hepatic cyst workups. We report a case of uterus-like mass, misdiagnosed as hepatic abscess. Case Report: A 47-year-old woman developed abdominal pain and vomiting. Infectious colitis with hepatic abscess was diagnosed, and remained antibiotic-refractory. Fine-needle aspiration and core biopsies showed benign contents. The patient presented to our institution with symptoms and normal blood work. Laparoscopic excision demonstrated a 1.4-cm cyst composed of endometrial glands (estrogen receptor+ and progesterone receptor+) and stroma (CD10+) with smooth muscle actin (SMA+), arranged in an organoid fashion. The patient, status-post hysterectomy, had no history or symptoms of endometriosis. Conclusion. This rare case illustrates the merit of considering uterus-like mass/endometriosis in the differential diagnosis of antibiotic-refractory hepatic cysts. Cyst heterogeneity may confound needle biopsy. We report the first instance of a hepatic uterus-like mass, with a review of related entities, postulated histogenesis, and important clinical associations. © The Author(s) 2014.
Keywords: endometriosis; hepatic cyst; uterus-like mass
Journal Title: International Journal of Surgical Pathology
Volume: 23
Issue: 2
ISSN: 1066-8969
Publisher: Sage Publications  
Date Published: 2015-04-01
Start Page: 134
End Page: 139
Language: English
DOI: 10.1177/1066896914534465
PROVIDER: scopus
PUBMED: 24827588
DOI/URL:
Notes: Export Date: 2 April 2015 -- Source: Scopus
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