13 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Radial Nerve ... #differential # ... diagnosis #Neuropathy #anatomy ... #arm #innervation ... #neurology
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist Drop ... - Radial Nerve ... #Injuries #Anatomy ... #Differential # ... Diagnosis #MSK #
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... #Radial #Nerve ... #PhysicalExam #clinical ... #orthopedics #msk ... #sports #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... the back of the arm ... When clinically ... involve a wrist drop ... #Nerve #Anatomy
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Syndrome Wrist drop ... nerve in the radial ... Myotomes #diagnosis #neurology ... sensory #motor #arm
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 ... Syringomyelia • Spinal AVM ... Equina #syndrome #differential ... diagnosis #causes #neurology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Pathogenesis and Clinical ... Femoral Cutaneous Nerve ... gait, strength, reflexes ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
paralysis of all extremity ... Can begin in arms ... Decreased / Absent Reflexes ... : Arms or legs ... management #treatment #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
transplantation CLINICAL ... depressed deep tendon reflexes ... paralysis of all extremity ... specific therapy, the clinician ... diagnosis #management #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Microglial cells are ... Increased Jaw Jerk reflex ... conditions listed in differential ... activity between nerve ... Lateral #Sclerosis #neurology