10 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... Syndrome Wrist drop ... Saturday night palsy ... Extremity #Dermatomes #Myotomes ... #diagnosis #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... (2% of facial nerve ... palsy) - Unilateral ... : Bell's Palsy ( ... #neurology #sparing
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... sleeping as in this case ... #clinical #video ... #msk #sports #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Neuropathy - Foot drop ... Commonly caused ... damage to peroneal nerve ... at fibular neck ... #diagnosis #neurology
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Palsy as cause ... for Wrist Drop ... #Palsy #Drop #clinical ... #video #physicalexam ... #neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Bell's Palsy - Diagnosis ... Unilateral Facial Nerve ... , Lyme, facial nerve ... CNS inflammatory cause ... #Neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Fever, headache, neck ... Demyelinating disease caused ... hearing loss, palsy ... of the abducens nerve ... InfectiousDiseases #Neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Neck: “dropping ... life-threatening Differential ... - Repetitive nerve ... Gravis #diagnosis #management ... #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... conditions listed in differential ... activity between nerve ... Lateral #Sclerosis #neurology ... #diagnosis #management
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Pleocytosis > 100 cells ... • Infectious causes ... brain and/or optic nerve ... Myelitis #diagnosis #management ... #neurology #differential