18 results
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 ... #neurology #diagnosis ... #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
6mm); • Light-near ... females Differential Diagnosis ... - no light-near ... #PhysicalExam #neurology ... #ophthalmology
Papilledema on Ocular POCUS

Eye, linear probe, optic nerve (ON) elevation >0.6 mm into globe (crescent sign)
Papilledema on Ocular ... POCUS Eye, linear ... globe (crescent sign ... #Ocular #POCUS ... clinical #ultrasound #ophthalmology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
• Light-near dissociation ... (tectal pupils) ... "setting sun" sign ... Parinauds #syndrome #neurology ... #diagnosis
Papilledema on Ocular POCUS

This 27yo female presents with an intractable headache. Which of the following do
Papilledema on Ocular ... Diagnosed with Idiopathic ... ultrasound demonstrated signs ... #Papilledema #Ocular ... #ultrasound #Ophthalmology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... progressively worse, papilledema ... • Meningeal signs ... , mid-dilated pupil ... #Algorithm #neurology
Marcus-Gunn Pupil - Pupillary dilation in response to light on the left eye and a preserved
Marcus-Gunn Pupil ... consensual response 22-year-old ... #Marcus #Gunn #Pupil ... clinical #video #ocular ... #neurology #ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... slightly reduced near ... lights with light near ... clinical #video #ophthalmology ... #physicalexam #neurology
Optic Neuritis - Diagnosis and Management
 • Epidemiology: Female (75%), 18-50 years,
caucasian
 • Symptoms: Moderate visual
Optic Neuritis - Diagnosis ... Unilateral • Signs ... RAPD (Marcus Gunn pupil ... ), Papilledema ( ... #rheumatology #ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... mucins with reduced tear ... pathophysiology #ophthalmology ... #diagnosis #signs