Eye
Conjunctiva
Oncocytoma


Topic Completed: 1 April 2013

Revised: 26 March 2019

Copyright: 2004-2019, PathologyOutlines.com, Inc.

PubMed Search: Oncocytoma conjunctiva

Deepali Jain, M.D.
Page views in 2018: 253
Page views in 2019 to date: 278
Cite this page: Jain D. Conjunctiva: oncocytoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/eyeoncocytomaconjunc.html. Accessed August 21st, 2019.
Definition / general
Case reports
Gross description
  • Red-orange or yellow-tan mass
Microscopic (histologic) description
  • Solid nests and cords of polyhedral cells with abundant, finely granular acidophilic cytoplasm and round / oval paracentral nuclei, usually with one prominent nucleolus
  • May have microcystic areas with occasional goblet cells (Am J Dermatopathol 2007;29:279), may have malignant histology and behavior
Microscopic (histologic) images

AFIP images
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Fig 1: Well circumscribed, subepithelial, multiloculated cystadenomatous lesion
Fig 2: Tall columnar acidophilic cells lining glandular spaces
Fig 3: Subepithelial glandular tumor
Fig 4: Glandular spaces are lined by oncocytes and goblet cells


Images hosted on other servers:
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Fig 1: Well circumscribed lesion
Fig 2: Large polyhedral cells with abundant eosinophilic granular cytoplasm and small nuclei with single prominent nucleoli
Fig 3: Cystic areas contain eosinophilic secretions
Fig 4: Light and dark cells with acinar formation on left side

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Adnexal lacrimal glands

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Caruncle tumor

Positive stains
Electron microscopy description
Molecular / cytogenetics description
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