27 results
Posterior Vitreous Detachment: Pathogenesis and clinical findings

Separation of the cortical vitreous from the neurosensory retina posterior
Posterior Vitreous Detachment ... the neurosensory retina ... Complete PVD from the retina ... #pathophysiology ... #ophthalmology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Signs / Symptoms / Complications ... spread • Sub-retinal ... detachment • ... Retinoblastoma #pathophysiology ... #ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Nerve Tumor • Retinal ... detachment • ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... Detachment, Central ... Retinal Artery ... Differential #Diagnosis #causes ... #ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... ischemia causes ... Retinopathy #Diabetes #ophthalmology ... #diagnosis #complications ... #pathophysiology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... Occlusion (CRVO) - Pathophysiology ... Second most common cause ... disease (Most common cause ... ) #Clinical #Ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Vision Loss: • Retinal ... detachment, Vitreous ... , Retinal artery ... differential #diagnosis #causes ... #ophthalmology
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 ... #Retinopathy #pathophysiology ... #ophthalmology ... signs #symptoms #complications
Posterior Vitreous Detachment
 - Most common cause of retinal holes and tears 
 - May lead
- Most common cause ... of retinal holes ... rhegmatoqenous retinal ... can cause floaters ... #Ophthalmology
Retinal Detachment on Ocular POCUS
61yo male with painless visual loss right eye.  Ocular POCUS reveals...?
Great
Retinal Detachment ... Great POCUS case ... detachment! ... #Detachment #Ocular ... clinical #ultrasound #ophthalmology