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Related Concept Videos

Skin Cancer01:30

Skin Cancer

Skin cancer is a type of cancer that occurs when there is an abnormal growth of skin cells, usually triggered by damage to the DNA within the skin cells. It is primarily caused by exposure to ultraviolet (UV) radiation from the sun or artificial sources like tanning beds. Skin cancer is the most common type of cancer worldwide, and its incidence continues to rise.
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The Pineal Gland

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Related Experiment Video

Updated: May 26, 2026

Anterior High-Resolution Optical Coherence Tomography in the Diagnosis and Therapeutic Monitoring of Ocular Surface Squamous Neoplasia
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Anterior High-Resolution Optical Coherence Tomography in the Diagnosis and Therapeutic Monitoring of Ocular Surface Squamous Neoplasia

Published on: August 9, 2024

Peripunctal melanocytic nevus.

Cindy S Hwang1, Seongmu Lee, Michael T Yen

  • 1Department of Ophthalmology, Baylor College of Medicine, Cullen Eye Institute, 1977 Butler Boulevard, Houston, TX 77030, USA.

International Ophthalmology
|December 7, 2011
PubMed
Summary
This summary is machine-generated.

A rare conjunctival melanocytic nevus case is presented in a 37-year-old male. The nevus was located near the tear duct opening, preserving its function.

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Last Updated: May 26, 2026

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Area of Science:

  • Ophthalmology
  • Dermatology

Background:

  • Conjunctival melanocytic nevi are benign growths that can occur on the eye's surface.
  • While common, nevi in specific locations like the peripunctal region are infrequent.

Observation:

  • A case study of a 37-year-old male patient presenting with a conjunctival melanocytic nevus.
  • The nevus was noted in a rare peripunctal location, adjacent to the tear drainage system.

Findings:

  • The conjunctival melanocytic nevus was successfully identified and documented.
  • Crucially, the lacrimal punctum and canaliculus remained unobstructed and functional despite the nevus presence.

Implications:

  • This case highlights the importance of recognizing rare presentations of conjunctival nevi.
  • Preservation of the lacrimal apparatus in peripunctal nevi suggests potential for conservative management.
  • Further research into the behavior and management of peripunctal ocular lesions is warranted.