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Procedure
Fluorescein Sodium Strips and Fluorescein angiography
FLUORESCEIN SODIUM
The dye was first synthesized in 1871 by Adolf von Baeyer, Commonly referred to as fluorescein. The dye is used for fluorescein angiography and staining tear film, conjunctiva and cornea. It is fluorescein sodium…
Slit Lamp Biomicroscope | Examination Procedure |Illumination Techniques
Introduction
Slit Lamp = Slit beam of light
Biomicroscope = Biological living tissue i.e. the eye
Slit Lamp Biomicroscope consists of a Compound Binocular Microscope & an Illumination System – typically linked on a common pivot so…
How to make an eye pad and eye shields?
How to make an eye pad and eye shields?
Eye patching pad is used for comfort, and an eye shield is used for protecting the eyeball.
Eye Pad:
Reasons for applying an eye pad are to ‘rest’ the eyes, to aid healing non-penetrating trauma…
Grading In Ophthalmology
Grading in ophthalmology is an important tool to grade the eye diseases severity. The grading system develops over time, These grading systems in ophthalmology are useful for resident doctors, postgraduate students, optometrist, ophthalmic…
Lacrimal Syringing, Procedure, Result, Indication and Contraindications (ROPLAS)
What is the lacrimal syringing test?
Syringing is a procedure for testing the patency of the lacrimal drainage system. Normal saline (NS) is injected into the nasolacrimal drainage system through the upper or lower punctum and patency will…
How to Use a Manual Lensometer
Introduction
Lensmeter, lensometer, focimeter or vertometer. It is a microscope, which is used to measure the back focal length of the lens. The lensmeter is essentially a centred telescopic optical system aligned with a standard optical…
How To Measure Intraocular Pressure
What is Tonometry
Tonometry is the procedure that is performed by eye care professionals to measure the intraocular pressure (IOP), the fluid pressure inside the eye. This procedure is one of the important tests that help in evaluating the…
What is Optical Coherence Tomography (OCT)? Basic Interpretation Approach
What is OCT?
Optical Coherence Tomography (OCT) is a non-invasive and well-tolerated technology that uses a beam of light to image the layers of the retina resulting in 10-20 times higher resolution than ultrasound images. OCT…
How To Prepare Fortified Eye Drops
To Prepare Fortified eye drops means to increase the effectiveness of eye drops by additional ingredients. Fortified ophthalmic solutions are commonly used in severe keratitis for better corneal penetrations. These kinds of fortified…
Lens Transposition, How to transpose an eyeglass prescription
Lens Transposition
It is a technical formula to change the lens form from one type to another. Simply transposition is used to convert one form to another, usually "+" to "-".
Some practitioner prescribes eyeglasses in what is…