27 results
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal Vein Occlusion ... (CRVO) - Pathophysiology ... Second most common cause ... ) #Clinical #Ophthalmology ... #Fundoscopy #Central
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal Vein Occlusion ... CentralRetinalVein #Occlusion ... #CRVO #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... Occlusion of posterior ... with significant neurologic ... Central #Vertigo #Causes
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... the optic nerve caused ... altitudinal defect • Fundoscopy ... • Cephalic symptoms ... #Rheumatology #Ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Retinal Artery Occlusion ... retinal edema caused ... #CRAO #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Central Retinal Artery Occlusion (CRAO)
Anatomy: First branch of the internal carotid artery is the ophthalmic artery
Retinal Artery Occlusion ... Causes: - Carotid ... also important cause ... #Clinical #Ophthalmology ... #Fundoscopy #Central
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... symptoms suggest ... a mass as the cause ... a diagnosis of exclusion ... #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hyalinization causes ... Hard Exudates • Occlusion ... #Retinopathy #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
infarcts from occlusions ... retinal ischemia causes ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Specificity Serology ... suggests NOT using serology ... does not need endoscopy ... - Any red flag symptoms ... Laboratory #Diagnosis #Accuracy