10 results
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Defect (RAPD) Definition ... ) Where: Optic nerve ... * (main cause), ... Retina, Macula Main ... neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
unilateral; • Slow pupillary ... females Differential Diagnosis ... dissociation • Other causes ... #Pupil #PhysicalExam ... #neurology #ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Isocoria - Pupillary ... Neuropathies • Optic Nerve ... Tumor • Retinal ... #Algorithm #Causes ... #Ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Pathogenesis and clinical ... into the deeper retinal ... to significant retinal ... ischemia causes ... macula, and/or retina
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
- Differential Diagnosis ... Retina 11. ... glaucoma • GCA • Adie ... • Visual field defect ... #ophthalmology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
very sensitive diagnostic ... regarding the cause ... #Defect #Neurology ... #Clinical #Video ... Pupils #MacrusGunn #PhysicalExam
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
with bright or direct ... suggest oculomotor nerve ... #video #ophthalmology ... #physicalexam # ... neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
think about three clinical ... eyelid: • Third nerve ... muscle: • Marcus Gunn ... Syndrome #Ptosis #neurology ... #ophthalmology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Neurological defects ... Ophthalmicus #HZO #clinical ... #video #ophthalmology ... #physicalexam # ... neurology
Pupillary Hippus

The pupillary hippus is defined as a continuous oscillation of the pupillary diameter in the
the oculomotor nerve ... the clue for the diagnosis ... #video #neurology ... #ophthalmology ... #physicalexam