18 results
Retinal Detachment
 - Posterior vitreous shrinks with advancing age (aka synchysis senilis), pulling on the retina.
Retinal Detachment ... pulling on the retina ... - Pulling can cause ... ) #Clinical #Ophthalmology ... #Fundoscopy #Retinal
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... to significant retinal ... • Localized retinal ... ischemia causes ... macula, and/or retina
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... in the central retinal ... vision loss due to retinal ... #Fundoscopy #Central ... #Retinal #Vein
Retinal Detachment on Ocular POCUS
61yo male with painless visual loss right eye.  Ocular POCUS reveals...?
Great
Retinal Detachment ... Great POCUS case ... showing retinal ... showing tethered retina ... henneberry_ryan #Retinal
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Wool Spots Caused ... axoplasm into retina ... CottonWool #Spots #fundoscopy ... #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hemorrhages in the inner retina ... nervefiber layer -> Retinal ... of the terminal retinal ... lesions in the inner retinal ... pathophysiology #ophthalmology
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
from choroid to retina ... Nutrients cannot reach retina ... products from retina ... circulation into the retina ... blood under the retina
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
Differential Diagnosis Algorithm ... Hemangioma • Retinal ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Central Retinal Artery Occlusion (CRAO)
Anatomy: First branch of the internal carotid artery is the ophthalmic artery
Central Retinal ... ciliary and central retinal ... #Clinical #Ophthalmology ... #Fundoscopy #Central ... #Retinal #Artery
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Nerve Tumor • Retinal ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology