37 results
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Hemorrhages • ... fluffy white ischemic ... Elschnig's Spots • Ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
re-vascularize the ischemic ... hemorrhages occurring ... ischemia -> Venous ... ischemia causes ... Retinopathy #Diabetes #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Cataracts - Macula: Macular ... Vein Occlusion, Ischemic ... Hemorrhage, TIA ... Differential #Diagnosis #causes ... #ophthalmology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
body, vitreous, retina ... blindness, linked to macular ... secondary glaucoma and retinal ... ischemia Causes ... Differential #Diagnosis #Ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
disease (anterior ischemic ... Caused by decreased ... Ocular causes - ... anterior chamber hemorrhage ... Differential #Diagnosis #Ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... • Tumor • Hemorrhage ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
edema caused by ... ischemia results ... axons death due to ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Is visual loss caused ... with splinter hemorrhages ... Doppler US : halo sign ... #Rheumatology #Ophthalmology
Vitreous Hemorrhage - J. Christian Fox @jchristianfox 
#Clinical #Ophthalmology #POCUS #Ocular #Vitreous #Hemorrhage #Blood #WashingMachine #Sign
Vitreous Hemorrhage ... jchristianfox #Clinical #Ophthalmology ... #POCUS #Ocular ... #Vitreous #Hemorrhage ... WashingMachine #Sign
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... neurologic symptoms/signs ... • Transient Ischemic ... • Cerebellar Hemorrhage ... Diagnosis #Algorithm #Causes