72 results
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
CN III Palsy - Oculomotor ... comparison to Horner's syndrome ... inferior rectus, medial ... innervation to pupil ... Nerve #Cranial #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Oculomotor) Nerve Palsy ... • Medial Longitudinal ... One-and-a-half Syndrome ... ophthalmology #neurology ... differential #diagnosis #ocular
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Measure pupil size ... noted, re-measure pupil ... - Horner's Syndrome ... Anisocoria - CN III Palsy ... - Pharmacologic
Pupils: Localization in Coma
 • Small, Reactive pupils: Metabolic coma.
 • Unilateral Fixed, dilated pupil :
Pupils: Localization ... Small, Reactive pupils ... Fixed, dilated pupil ... • Horner's syndrome ... #Coma #Neurology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Fixed Dilated Pupil ... Framework If Altered Mental ... cranial nerve) Palsy ... Fixed #Dilated #Pupil ... differential #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... hand" ± Horner Syndrome ... Saturday night palsy ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Physical exam findings of various ocular palsies; image courtesy of the BMJ

R 3rd nerve palsy
R 4th
findings of various ocular ... R 4th nerve palsy ... #Ocular #CranialNerve ... #Palsies #Palsy ... CNIII #CNIV #CNVI #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 ... Holmes-Adie Syndrome ... Diagnosis: • CN Ill Palsy ... #PhysicalExam #neurology
Brachial Plexus Lesions - Localization and Presentation

Erb palsy ("waiter's tip"), 
Klumpke palsy, 
Thoracic outlet syndrome, Winged
Presentation Erb palsy ... tip"), Klumpke palsy ... Thoracic outlet syndrome ... Plexus #Lesions #Palsy ... Review in Clinical Neurology
Motor Syndromes of Cerebral Palsy:

Spastic Hemiplegia, Spastic diplegia, Spastic quadriplegia (‘total body involvement’), Athetoid (extrapyramidal, dyskinetic)

#Diagnosis
Motor Syndromes ... of Cerebral Palsy ... #Diagnosis #Neurology ... CerebralPalsy #Motor #Syndromes