560 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... Hard Exudates • Nerve ... more superficial nerve ... ischemia causes ... Retinopathy #Diabetes #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... inflammation - Optic Nerve ... Lens Dislocation, Retinal ... Differential #Diagnosis #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
Optic Nerve/Pathway ... Tumor • Optic nerve ... Concussion Other Causes ... differential #diagnosis #ophthalmology ... #causes
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
nervefiber layer -> Retinal ... of the terminal retinal ... nerve fiber layer ... optic nerve swelling ... pathophysiology #ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Caused by decreased ... nerve perfusion ... increased ICP Optic nerve ... Ocular causes - ... Differential #Diagnosis #Ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Neuropathies • Optic Nerve ... Tumor • Retinal ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Degeneration (Wet, Dry) Retina ... conditions Optic Nerve ... vision: • Optic Nerve ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
the eye can be caused ... Common Causes: ... lashes Dangerous Causes ... posterior chambers, nerves ... differential #diagnosis #ophthalmology
Tethered Retinal Detachment on Point of Care Ultrasound (POCUS)

Retina is tethered at ora serrata and optic
Tethered Retinal ... Ultrasound (POCUS) Retina ... serrata and optic nerve ... jchristianfox #Retinal ... Ocular #Ultrasound #Ophthalmology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
body, vitreous, retina ... inhabitants 3rd leading cause ... secondary glaucoma and retinal ... ischemia Causes ... Differential #Diagnosis #Ophthalmology