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Basics of USG B-Scan

What is ultrasound Sound pressure with a frequency greater than the upper limit of human hearing. Although this limit varies from person to person, it is approximately 20 kilohertz (20,000 hertz) in healthy, young adults. B-Scan Ultrasonography: B-scan ultrasonography is an important noninvasive technique for the clinical assessment of various ocular and orbital diseases. Principles […]

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Uses of Fluorescein Sodium in Ophthalmology

Uses of Fluorescein Sodium in Ophthalmology Introduction to Drugs Used to Aid Diagnosis in Ophthalmology The use of diagnostic dyes represents one of the most efficient, objective, non-invasive, and directly visible means we have of identifying and tracking ocular-surface changes at the cellular level. Though they’re particularly useful in dry-eye diagnosis and clinical trials, the […]