11 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... skin injury) • Neurologic ... is a skin prick test ... interferon alfa, or tumor ... #signs #symptoms
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... /Edrophonium test ... - Cogan sign ... - Peek sign 2. ... #management #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
such as cogan sign ... and the ice pack test ... have a thymic tumor ... Myasthenia #Gravis #PhysicalExam ... ophthalmology #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... system: Brain tumor ... Lack of UMN/LMN signs ... #Differential #Diagnosis ... #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... include a: • Neurologic ... tympanic membrane • Neurologic ... II ○ Susac’s syndrome ... #Differential #Diagnosis
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
threat Cranial Nerves ... • Vestibulo-ocular ... myoclonic movements, tremors ... • Examine for signs ... #neurology #comatose
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
neurosyphilis, cranial nerve ... - Ocular syphilis ... and nephrotic syndrome ... have positive serology ... Latent #Tertiary #Diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... and peripheral nerves ... • Cogan Syndrome ... purpura: strong sign ... retinopathy Lab Tests
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... purpura: Strong sign ... affects the skin, neurologic ... muscle weakness • Nerves ... cognitive impairment, neurologic