9 results
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
s phenomenon) Papilledema ... Caused by decreased ... nerve perfusion ... Ocular causes - ... Differential #Diagnosis #Ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
conditions Optic Nerve ... - Pallor, Papilledema ... Cup:Disc: • Glaucoma ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Stage 3: Severe/exudative ... inner retinal nerve ... disc edema. -> Papilledema ... pathophysiology #ophthalmology ... #diagnosis #signs
Papilledema on Ocular POCUS

Eye, linear probe, optic nerve (ON) elevation >0.6 mm into globe (crescent sign)
POCUS Eye, linear ... probe, optic nerve ... globe (crescent sign ... #Ocular #POCUS ... clinical #ultrasound #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
• Significant cause ... most frequent cause ... leads to optic nerve ... damage & blindness Signs ... pathophysiology #ophthalmology
Secondary Glaucoma: Pathogenesis and Clinical Findings
Open-Angle Secondary Glaucoma:
 • Pre-trabecular defect -> Aqueous outflow is obstructed
Secondary Glaucoma ... cribosa -> Optic nerve ... damage to optic nerve ... growth factors, oxidative ... #ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... angle closure glaucoma ... funduscopy or papilledema ... pupil with third nerve ... #headache #signs
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Miosis Secondary ... meningeal irritation signs ... angle-closure glaucoma ... the trigeminal nerve ... differential #diagnosis #ophthalmology
Primary Open-Angle Glaucoma: Pathogenesis and Clinical Findings
 • Risk factors -> Incr IOP, Incr age, African-American
Primary Open-Angle Glaucoma ... damage to optic nerve ... growth factors, oxidative ... central vision #Secondary ... pathophysiology #ophthalmology