Presentation on theme: "Ophthalmoscopy BY : fawaz jamal alenezi 428200054."— Presentation transcript:
Ophthalmoscopy BY : fawaz jamal alenezi 428200054
Ophthalmoscopy A test that allows a health professional to see inside the fundus of the eye and other structures using an ophthalmoscope. It is done as part of an eye examination and may be done as part of a routine physical examination to determining the health of the retina and the vitreous humor.
Uses - Detect opacities in the media. - Red reflex examination. - Detection of optical errors. - Examination the back of the eye.
A dark room and effective ophthalmoscope batteries. Ask the patient to look at a distant object, blink and breath normally. Stand or sit on the side to be examined with an arm length from the patient and with your eyes level with the patient's. Use the right eye to examine the patient's right eye, and the left eye to examine his left eye. - Examination of the retina. - Examination of the vitreous. - Examination of the optic disc.
A direct ophthalmoscope produces an erect image of the fundus. The examiner (15) views the patient’s right eye with his or her own right eye so that their noses do not interfere with the examination. The examiner’s right hand rests on the dial of the ophthalmoscope to bring the retina into focus.
Direct ophthalmoscope aspheric lens focused light.
Advantage of Indirect Ophthalmoscope Its advantages are : 1- binocular view, 2- wide field 3- easy examination of the retinal periphery. magnification (5) times. It is to assessing patients with opacity in the ocular media, high myopia and retinal detachment.