40 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
nerve in the radial ... spared in this injury ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsy • Medial ... Fasciculus (MLF) Iniury ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #diagnosis
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Algorithm Clinical ... • Neurologic ... symptoms suggest ... Cataract/Lens Dislocation ... depress when looking medially
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
- Differential Diagnosis ... Audiogram - Perform MRI ... Cochlear or Auditory Nerve ... Cerumen • Otitis Media ... • Closed Head Injury
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Pathogenesis and clinical ... Stroke • Root Lesion ... Superior gluteal nerve ... #symptoms #signs ... #diagnosis #msk
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
- Atypical Clinical ... ): MRI+gad (stroke ... sarcoid or other CNS ... inflammatory cause ... prevent corneal injury
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... headache, altered mental ... Imaging: - MRI ... Demyelinating disease caused ... of the abducens nerve
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... albumin-cytologic dissociation ... Differential diagnosis ... Multiple Sclerosis: CNS ... prominent cranial nerve
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Lower motor neuron symptoms ... Upper motor neuron symptoms ... #differential #diagnosis ... #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... to local skin injury ... ) • Neurologic ... symptoms (headache ... Medium and large