24 results
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
vs Bilateral Unilateral ... Infections (can become bilateral ... Sarcoid (can be bilateral ... histocytosis Bilateral ... #ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
more than 7mm • Unilateral ... Mydriasis • Bilateral ... less than 2mm • Unilateral ... , uveitis) • Bilateral ... #diagnosis #ophthalmology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Facial Weakness - Differential ... Diagnosis Algorithm ... Peripheral lesion - Bilateral ... nerve palsy) - Unilateral ... #Diagnosis #Algorithm
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Unilateral Acute ... Diagnosis Algorithm ... (fixed dilated pupil ... • Glaucoma #Unilateral ... #Causes #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
) Acute: - Unilateral ... Optic Neuritis - Unilateral ... Stroke/lnfarct - Bilateral ... exposure) - Bilateral ... Diagnosis #causes #ophthalmology
Bilateral Acute Vision Loss - Differential Diagnosis Algorithm

Complete/ Partial Homonymous Hemianopia
 • Infarct
 • Intracranial Hemorrhage
Bilateral Acute ... Diagnosis Algorithm ... Hemorrhage • Tumor ... Hypoperfusion #Bilateral ... #Causes #Ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Diagnosis Algorithm ... #Defects #Differential ... #Diagnosis #Algorithm ... #Causes #Ophthalmology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Unilateral Fixed ... Dilated Pupil - ... Differential Diagnosis ... hemorrhage, SAH, tumor ... abnormalities #Unilateral
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
dissociaton; • Usually unilateral ... Young females Differential ... trauma/orbital tumor ... #PhysicalExam # ... neurology #ophthalmology
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
Argyll Robertson Pupil ... small (1-2mm) pupil ... intact) - Usually bilateral ... neurology #diagnosis #ophthalmology ... #physicalexam