12 results
Myelinated retinal nerve fibers (MRNF) on Fundoscopy Ocular Examination

They are retinal nerve fibers prior to the
Ocular Examination ... In general they ... PhysicalExam #clinical #video ... #ophthalmology ... #Fundoscopy
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
- Differential Diagnosis ... Cataracts - Macula: Macular ... inflammation - Optic Nerve ... Artery Occlusion, Central ... #causes #ophthalmology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
- Differential Diagnosis ... Optic Nerve/Pathway ... Tumor • Optic nerve ... #ophthalmology ... #causes
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
- Differential Diagnosis ... nerve perfusion ... Ocular causes - ... floaters obscuring central ... #Ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Differential Diagnosis ... Lens - Obscure Red ... conditions Optic Nerve ... #Algorithm #Causes ... #Ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Diagnosis Framework ... posterior chambers, nerves ... Episcleritis Ocular ... detachment • Central ... #diagnosis #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
present with a red ... -> crowding of ocular ... leads to optic nerve ... generally with central ... pathophysiology #ophthalmology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... - GI tract: abdominal ... gastrointestinal, and/or central ... Supply gut -> abdominal
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... parasympathetic control ... suggest oculomotor nerve ... anisocoria #clinical #video ... #ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
stroke • Severe nausea ... pulsations on funduscopy ... thrombosis • Acute red ... pupil with third nerve ... #differential #diagnosis