Overview
Optic disc drusen (ODD) are calcium-containing deposits within the optic nerve head that can lead to visual field defects and sudden visual loss, though the exact pathophysiology is not fully understood, and specific treatments are currently lacking 1.Diagnosis
Prevalence Estimates: Varies by diagnostic modality:
- Ophthalmoscopy: 0.37% (95% CI: 0.10-0.95%) 1
- Fundus Photography: 0.12% (95% CI: 0.03-0.24%) 1
- Spectral Domain OCT with EDI: 2.21% (95% CI: 1.25-3.42%) 1
- Histopathology: 1.82% (95% CI: 1.32-2.38%) 1
Recommended Tests: Enhanced depth imaging OCT is more sensitive compared to traditional methods 1.
Grading: Not specifically detailed in provided abstracts; clinical grading may rely on size, number, and location of drusen 1.Management
Current Treatment: No specific pharmacological treatments are established; management focuses on monitoring and addressing complications 1.
Monitoring: Regular ophthalmologic evaluations to detect progression or complications 1.
Supportive Care: Addressing visual field defects and sudden visual loss through low vision aids and rehabilitation 1.Special Populations
Pregnancy: No specific data provided in the abstracts 123.
Pediatrics: No specific data provided in the abstracts 123.
Elderly: Increased prevalence may warrant more frequent screening; however, specific recommendations are lacking 1.
Comorbidities: No direct impact or management strategies specific to comorbidities mentioned in the abstracts 123.Key Recommendations
Utilize spectral domain OCT with enhanced depth imaging for more accurate detection of optic disc drusen 1 (Evidence: Moderate).
Implement regular ophthalmologic monitoring in individuals diagnosed with optic disc drusen to manage potential complications 1 (Evidence: Moderate).
Consider supportive care measures such as low vision aids for patients experiencing visual field defects 1 (Evidence: Expert opinion).References
1 Mukriyani H, Malmqvist L, Subhi Y, Hamann S. Prevalence of optic disc drusen: A systematic review, meta-analysis and forecasting study. Acta ophthalmologica 2024. link
2 Arora R, Verma L, Kumar A, Kunte R. Peribulbar anesthesia and optic nerve conduction. Journal of cataract and refractive surgery 1991. link80860-7)
3 Papasozomenos SC, Binder LI. Microtubule-associated protein 2 (MAP2) is present in astrocytes of the optic nerve but absent from astrocytes of the optic tract. The Journal of neuroscience : the official journal of the Society for Neuroscience 1986. link