Praveenover 7 years ago

Differential diagnosis for nodules near the LIMBUS 1. Inflammation - Episcleritis, Scleritis 2. Allergic - Phlycten, Spring catarrh 3. Degeneration - Pterygium, Pinguecula 4. Cyst - Dermoid, Retention, Implantation, Parasitic 5. Tumours - Squamous cell carcinoma, Papilloma, Lymphoma, Hemangioma, Malignant melanoma, Naevus, Kaposi sarcoma 6. Granuloma - Tuberculosis, Syphilis 7. Filtering bleb - Cystoid cicatrix following glaucoma surgery.