123 results
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
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic optic ... Definition: acute ... disorder of the optic ... • Fundoscopy: optic ... Ophthalmology #Diagnosis #Algorithm
Approach to Possible Hypertensive Emergency

criteria required to diagnose hypertensive emergency
(1) Severe hypertension
 - Usually a MAP
mm is needed to cause ... patients who have acute ... , such as: - Acute ... presence of increased optic ... Emergency #Diagnosis #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
Acute Monocular Vision Loss - Differential Diagnosis Framework
 • Cornea: Keratitis
 • Anterior Chamber: Hyphema, Acute
Endophthalmitis • Optic ... Nerve: Optic neuritis ... Papilledema, Ischemic Optic ... CRVO, CRAO) • Optic ... bleed) After the optic
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
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
inflammation - Optic ... pituitary tumor) Acute ... Endophthalmitis, Glaucoma, Optic ... Occlusion, Ischemic Optic ... Differential #Diagnosis #causes
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Neuromyelitis Optica ... Manifestations • Optic ... involvement: Intractable nausea ... Neuromyelitis #Optica
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
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Corneal abrasion, Acute ... Inflammation-iritis, uveitis, Optic ... dislocation, Ischemic optic ... • Keratitis, Optic ... differential #diagnosis #causes