Related Experiment Video
Updated: Jun 3, 2026
06:15
Anterior High-Resolution Optical Coherence Tomography in the Diagnosis and Therapeutic Monitoring of Ocular Surface Squamous Neoplasia
Published on: August 9, 2024
Simple epibulbar cartilaginous choristoma.
Ahmed Alyahya1, Hisham Alkhalidi, Adel H Alsuhaibani
1Department of Ophthalmology, Collage of Medicine, King Saud University, Riyadh, Saudi Arabia.
Summary
This report details a rare case of a cartilaginous choristoma, a benign tumor, found on the eye surface of a young patient. Surgical removal was successful, marking the first documented instance of this specific type of epibulbar tumor.
Area of Science:
- Ophthalmology
- Pathology
- Surgical Oncology
Background:
- Epibulbar masses are growths on the surface of the eye.
- Cartilaginous choristomas are rare congenital tumors composed of cartilage tissue.
- This case presents a unique instance of a simple epibulbar cartilaginous choristoma.
Observation:
- A 15-year-old male presented with a medial, pedunculated, subconjunctival epibulbar mass in his left eye.
- The mass had been present for 5 months.
- The lesion was surgically excised.
Findings:
- Histopathological examination confirmed the mass to be a cartilaginous choristoma.
- This represents the first reported case of a simple epibulbar cartilaginous choristoma.
Implications:
- This case expands the understanding of epibulbar tumors.
- Highlights the importance of histopathological diagnosis for accurate classification of ocular masses.
- Provides a reference for surgical management of similar rare pediatric ocular surface lesions.
Related Concept Videos
01:27Growth of Cartilage and Bone Tissue
Chondrocytes form a temporary cartilaginous model by dividing and secreting a thick gel-like extracellular matrix. Once the chondrocytes undergo programmed cell death, osteoblasts enter the site of the cartilaginous model. The process of replacing the temporary cartilaginous model with bone in an ordered manner is called endochondral ossification. In endochondral ossification, not all of the cartilage is replaced by bone tissue. Some cartilage that performs a protective and supportive function...
01:17Accessory Structures of the Eye
Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...