20 results
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
- Differential Diagnosis ... Ischemia - ... optic neuropathy, vasculitis ... Ocular causes - ... #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
of the terminal retinal ... fluffy white ischemic ... Elschnig's Spots • Ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
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
Shafer's sign in Retinal Detachment - Slit Lamp Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Shafers #Schaffers #Sign #Retinal
Shafer's sign in ... Shafers #Schaffers #Sign ... PhysicalExam #clinical #video ... #ophthalmology ... #SlitLamp
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
- Differential Diagnosis ... Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... #Algorithm #Causes ... #Ophthalmology
Shafer's sign on Slit Lamp Ocular Examination

Shafer's sign in a patient with retinal detachment.

Dr. Sebastian Vega
Shafer's sign on ... Examination Shafer's sign ... Shafers #Shafers #sign ... #ophthalmology ... #SlitLamp
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... : • Purpura, ischemic ... tract, and often causes ... Kidneys: glomerular ischemia ... purpura: strong sign
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... - Myocardial ischemia ... Pathophysiology #Diagnosis ... #Signs #Symptoms ... #Vasculitis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... hematuria • Signs ... → Diagnostic of ... GN or vasculitis ... #Differential #Diagnosis
Shafer's sign on Slit Lamp Ocular Examination

Pigmented cells in the anterior vitreous, which is highly suggestive
Shafer's sign on ... a tear in the retina ... Shafers #Schaffers #sign ... #ophthalmology ... #SlitLamp