150 results
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Non-compressive Spinal Cord Causes ... Neuromyelitis optica ... disorders #diagnosis #neurology ... differential #algorithm
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupil Defect • Optic ... Neuritis • Ischemic Optic ... Neuropathies • Optic ... Traumatic/Compressive Optic ... #Causes #Ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Differential Diagnosis Algorithm ... Abnormalities of the Optic ... Abnormalities of the Optic ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Neuromyelitis Optica ... Manifestations • Optic ... involvement: Intractable nausea ... Neuromyelitis #Optica ... Manifestations #diagnosis #neurology
Visual Pathway Neural Lesions
A) Optic Nerve → Left Anopia
B) Optic Chiasm → Bitemporal Hemianopia
C) Lateral Geniculate
Neural Lesions A) Optic ... Left Anopia B) Optic ... Hemianopia D) Optic ... Pathway #Lesions #Optic ... ophthalmology #neurology
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Pathological Optic ... Thinning of optic ... neuroretinal rim so that optic ... Glaucoma causes ... slow death of optic
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Localization Map - Optic ... vision loss) - Optic ... Meningioma • Optic ... hemianopia) - Optic ... Diagnosis #Anatomy #Causes
Optic Ataxia on Physical Exam
Inability to reach an object via eyes while visual acuity and visual
Optic Ataxia on ... fields are normal #Optic ... clinical #video #neurology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Differential Diagnosis Algorithm ... inflammatory conditions Optic ... (Open-Angle) Optic ... color vision: • Optic ... #Causes #Ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
anterior ischemic optic ... Generally reversible Optic ... Patients with chronic optic ... increased ICP Optic ... with compressive optic