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Funduscopic Exam
Aka: Funduscopic Exam, Ophthalmoscopy, Retinal Exam
- See Also
- Funduscopic Changes in Hypertension
-
Pupil Dilation
- Medications
- Tropicamide 0.5% - 1% (Mydriacyl)
- Blue eyes more sensitive, lasts longer
- Start with 0.5% concentration
- Phenylephrine hydrochloride 2.5% (Ak-Dilate)
- Shorter acting
- Contra-indications to use
- Shallow anterior chamber OR angle-closure Glaucoma
- Following pupillary signs after Head Injury
- Iris supported intraocular lens implantation
- (square/hexagonal pupil 'sputnik')
- Exam Protocol
- Red Reflex
- Optic Disc
- Cup Disc Ratio
- Ratio of horizontal diameter of the cup to disc
- Abnormal Cup:Disc >0.5 suggests Glaucoma
- Retinal Circulation
- Macula
- Retinal Background
- Findings
- Increased Intracranial Pressure
- Papilledema
- Absent venous pulsations
- Retinal or subhyoid hemorrhage
- Blood in center of disc
- Suggests Subarachnoid Hemorrhage
- Choked disc with engorged veins
- Suggests Methanol Intoxication