167 results
Pupils: Localization in Coma
 • Small, Reactive pupils: Metabolic coma.
 • Unilateral Fixed, dilated pupil :
Pupils: Localization ... Small, Reactive pupils ... Fixed, dilated pupil ... #Coma #Neurology ... #differential #
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
Argyll Robertson Pupil ... small (1-2mm) pupil ... #neurology #diagnosis ... #ophthalmology ... #physicalexam
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity Nerve ... • Radial Nerve ... • Ulnar Nerve ... #Pathologies #differential ... #innervation #neurology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Relative Afferent Pupil ... Neuropathies • Optic Nerve ... #Defects #Differential ... Algorithm #Causes #Ophthalmology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Fixed Dilated Pupil ... - Differential ... Oculomotor (3rd cranial nerve ... #differential # ... diagnosis #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... mildly dilated pupil ... Young females Differential ... #PhysicalExam # ... neurology #ophthalmology
Argyll-Robertson Pupil on Physical Exam
Small (myotic), irregular pupil that do not react to light but do
Argyll-Robertson Pupil ... myotic), irregular pupil ... #PhysicalExam # ... clinical #video #neurology ... #ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Vision Loss - Differential ... Abnormalities of the Optic Nerve ... (fixed dilated pupil ... Abnormalities of the Optic Nerve ... Algorithm #Causes #Ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Pupillary Defects - Differential ... - 10% cocaine: pupils ... • Oculomotor Nerve ... #Defects #Differential ... Algorithm #Causes #Ophthalmology
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
Palsy - Oculomotor Nerve ... oblique • Dilated Pupil ... innervation to pupil ... Palsy #Oculomotor #Nerve ... #Cranial #neurology