17 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Supination ... , C8 (radial) Finger ... , C8 (radial) ... damage to the radial ... nerve in the radial
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... compression of the radial ... #Wrist #Drop #Radial ... #orthopedics #msk ... #sports #neurology
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Elbow Extension C7 ... Radial Nerve Wrist ... Extension C6 Radial ... #MuscleGroups #MSK ... #Diagnosis
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
zoster oticus) wit Facial ... - Ipsilateral facial ... zoster #oticus #Facial ... #neurology #clinical ... #CN7 #CNVII
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... Nerve Palsies ... Findings: ipsilateral facial ... Brown-Sequard Syndrome ... #Algorithm #Causes
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Idiopathic Unilateral Facial ... Nerve (CN7) Palsy ... upper AND lower facial ... bilateral, non-CN7 ... : viral, Lyme, facial
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Palsy • CN IV ... palsy • CN VI ... One-and-a-half Syndrome ... #differential #diagnosis
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Vestibular nucleus (CN ... • Ipsilateral facial ... Trigeminal nucleus (CN ... Nucleus ambiguus (CN ... #diagnosis
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Decreased LOC, Axial ... Hemorrhage • CNS ... Other Congenital Syndromes ... Peripheral Weakness - Nerves ... #Algorithm #Causes
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... all extremity, facial ... • Weakness: Starts ... support (10-30%) • Facial ... Guillain-Barre Diagnosis