10 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... " ± Horner Syndrome ... Wrist drop - Occurs ... nerve in the radial ... sensory #motor #arm #physicalexam
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Epidemiology: • 1-2 cases ... Pathophysiology ... Nerve Palsies / ... #management #treatment
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... sensitive tests ... the underlying pathophysiology ... #management #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
nerves V and VII ... masses and lymphadenitis ... cause unknown) ... II ○ Susac’s syndrome ... Labyrinthitis ○ Epstein-Barr
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ... syndrome:  Most ... common cause of ...  The sensory and ... nerve dysfunction
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 ... - Emergency Causes ... cord • Guillain-Barre ... • Provocative Tests ... absent anal wink test
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... • Mutism Pathophysiology ... Nerves: Brainstem ... Casey Albin MD @ ... caseyalbin #PhysicalExam
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
nerve pathology ... Bedside: ice pack test ... /Edrophonium test ... - Repetitive nerve ... Gravis #diagnosis #management
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
macrognathia), ↑ hand ... size, coarsening facial ... Beckwith Wiedemann syndrome ... glucose suppression test ... or refractory cases
Compartment Syndrome Pearls
A vicious cycle of increased pressure within a facial compartment leading to compression of
Compartment Syndrome ... pressure within a facial ... Pathophysiology: ... nerves is irreversible ... #diagnosis #management