30 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... Conditions Erb's Palsy ... " ± Horner Syndrome ... Saturday night palsy ... Myotomes #diagnosis #neurology
Brachial Plexus Lesions - Localization and Presentation

Erb palsy ("waiter's tip"), 
Klumpke palsy, 
Thoracic outlet syndrome, Winged
- Localization and ... tip"), Klumpke palsy ... Thoracic outlet syndrome ... , Winged scapula ... Review in Clinical Neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Iniury • One-and-a-half ... Syndrome • Cavernous ... Skew Deviation Casey ... ophthalmology #neurology ... differential #diagnosis #ocular
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome ... 1) Finger agnosia ... name their own fingers ... differentiate right and ... #neurology #diagnosis
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... Peripheral Causes ... / #Vertigo #Peripheral ... differential #diagnosis #neurology
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
well-localized, dull, longer ... lancinating - Peripheral ... regional pain syndrome ... Pain #Mechanisms #Neurology ... Diagnosis #Algorithm #Causes
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Motor Neuron and ... Lambert-Eaton Myasthenic Syndrome ... infection #Peripheral ... #Weakness #Neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... counting fingers ... fasciculus), which causes ... The most common causes ... ophthalmology #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... Neurogenic Ptosis - Neurologic ... • Third nerve palsy ... lens wearing • Ocular ... #Ptosis #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
benign • Regular and ... Holmes-Adie Syndrome ... Diagnosis: • CN Ill Palsy ... dissociation • Other causes ... #PhysicalExam #neurology