30 results
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Abnormalities of the Optic Nerve ... Abnormalities of the Optic Nerve ... Unilateral #Acute #VisionLoss ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
conditions Optic Nerve ... vision: • Optic Nerve ... Craniopharyngioma #Chronic #VisionLoss ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for Ulnar ... Nerve Palsy ... grip weakness caused ... by ulnar nerve ... clinical #video
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Caused by decreased ... nerve perfusion ... Ocular causes - ... Transient #Monocular #VisionLoss ... Differential #Diagnosis #Ophthalmology
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Usual cause is glaucoma ... Glaucoma causes ... death of optic nerve ... Cupping #fundoscopy #ophthalmology ... #Clinical
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
with a left 6th nerve ... palsy Caused ... #physicalexam #clinical ... video #neurology #ophthalmology
Marcus-Gunn Jaw Winking Ptosis

Marcus Gunn Jaw Winking Ptosis is the most common form of congenital neurogenic
Caused by connection ... of trigeminal nerve ... of oculomotor nerve ... Winking #Ptosis #clinical ... video #neurology #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diagnosis Algorithm Clinical ... a mass as the cause ... Trauma Cranial Nerve ... Trauma Cranial Nerve ... #Ophthalmology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
other potential causes ... the condition, case ... steroids (some cases ... Ophthalmicus #HZO #clinical ... #video #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... hyalinization causes ... inner retinal nerve ... optic nerve swelling ... pathophysiology #ophthalmology