36 results
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Diagnosis Framework Causes ... Mydriasis • Bilateral ... Hypothermia Causes ... differential #diagnosis #ophthalmology ... #causes
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
Argyll Robertson Pupil ... small (1-2mm) pupil ... - Light-near dissociation ... intact) - Usually bilateral ... neurology #diagnosis #ophthalmology
Bilateral Lens Dislocation in Marfan syndrome - Slit Lamp Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Bilateral #Lens #Dislocation
Bilateral Lens Dislocation ... @oftalmopo #Bilateral ... #Lens #Dislocation ... PhysicalExam #clinical #video ... #ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Relative Afferent Pupil ... Neuropathy Constricted Pupils ... Syphilis (light-near dissociation ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... dissociaton; • Usually unilateral ... no light-near dissociation ... • Other causes ... PhysicalExam #neurology #ophthalmology
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
i.e., light-near dissociation ... It is caused by ... infection which causes ... PhysicalExam #clinical #video ... #ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
occlusion, Lens dislocation ... optic neuropathy Bilateral ... to eye, Trauma Bilateral ... differential #diagnosis #causes ... #ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
with light near dissociation ... occasionally it can occur bilaterally ... in those rare bilateral ... anisocoria #clinical #video ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Painless: Lens Dislocation ... Stroke/lnfarct - Bilateral ... exposure) - Bilateral ... Differential #Diagnosis #causes ... #ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Unilateral Acute ... (fixed dilated pupil ... • Glaucoma #Unilateral ... Diagnosis #Algorithm #Causes ... #Ophthalmology