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Case Study: March 2014

History

  • A 16 year old male presents with a red oval lesion on the medial bulbar conjunctiva.
  • The lesion is removed. See Figures.

Questions

  1. Is the lesion benign or malignant?
  2. What is it composed of?
  3. What is the diagnosis?
  4. What is its pathogenesis?
Click to show answers
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  1. Benign-well defined at low power and bland cytology.
  2. Back to back glands composed of benign epithelium.
  3. This is a benign dacryoadenoma of the bulbar conjunctiva.
  4. It is thought to be derived from surface epithelium and develop glandular lobules similar to lacrimal gland.
  • Reference: Jakobiec et al Dacryoadenoma. A unique tumour of the conjunctival epithelium. Ophthalmology 1989;96:1014-1020

Submit a case

Please send your cases to:

Dr Hardeep Singh Mudhar BSc PhD MB BChir MRCPath
Consultant Ophthalmic Histopathologist
[email protected]