16 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Radial Nerve ... • Median Nerve ... • Ulnar Nerve ... Neuropathy #anatomy #arm ... #innervation #neurology
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
Ulnar Nerve Anatomy ... the LOAF of the median ... trunk and the medial ... of the inner arm ... #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... nerve in the radial ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Cord Injury by Nerve ... Respiration None C5 Radial ... Reflex L2 Anterior Medial ... Cremasteric Reflex L3 Medial ... Extension None L4 Medial
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... Can begin in arms ... Absent Reflexes: Arms ... Syndrome #diagnosis #management ... #treatment #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
proximal weakness, arms ... life-threatening Differential ... nerve pathology ... Gravis #diagnosis #management ... #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
all extremity, facial ... the underlying pathophysiology ... and cauda equina TREATMENT ... Syndrome #diagnosis #management ... #neurology
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
size, coarsening facial ... Differential Diagnosis ... for adenoma • Medical ... Endocrinology #Treatment ... #Pathophysiology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... diagnosis column Treatment ... activity between nerve ... neurons - IV free radical ... #diagnosis #management
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... constipation Differential ... MRI- Sagittal, axial ... T1 and T2 Treatment ... diagnosis #causes #neurology