18 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Localizing Extraocular Movement ... Skew Deviation Casey ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Blurry Vision - Differential ... Diagnosis Framework ... Concussion Other Causes ... or without eye movement ... #causes
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
macropsia), color, movement ... • CNS: parietal ... (Many causes!) ... Wonderland #Syndrome #diagnosis ... #neurology #differential
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ringenhancing #lesions #cns ... #brain #diagnosis ... #differential # ... algorithm #causes ... #radiology #neurology
Strabismus - Ocular Misalignment - Differential Diagnosis Algorithm
Phoria:
 • Latent deviation
 • Symmetrical corneal light reflex,
Strabismus - Ocular ... Misalignment - Differential ... Diagnosis Algorithm ... • Symmetrical corneal ... #Causes #Ophthalmology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Chorioretinitis • Diagnosis ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Diagnosis: • ... the bilateral cortex ... • Vestibulo-ocular ... #PhysicalExam #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic ... a mass as the cause ... Functional • Corneal ... #DoubleVision #Differential
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... Diagnosis: • CN ... abnormal extraocular movements ... dissociation • Other causes ... #PhysicalExam #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... CN III palsy 2. ... Neurogenic Ptosis - Neurologic ... nerve palsy • Horner ... #Differential #