7 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... Pronation - C7, C8 Wrist ... , T1 (median) Reflexes ... Myotomes #diagnosis #neurology ... #sensory #motor
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... threat Cranial Nerves ... • Examine for signs ... Casey Albin MD @ ... #PhysicalExam #neurology
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
mutations - Down syndrome ... chromosome 21) Signs ... concentration • Motor ... seizure, primitive reflexes ... #diagnosis #signs
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... Commonly caused ... damage to peroneal nerve ... #sensory #motor
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Disease of motor ... - Causes progressive ... Increased Jaw Jerk reflex ... activity between nerve ... Lateral #Sclerosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Spasticity - Reflexes ... : • Sensory, motor ... • Bilateral signs ... brain and/or optic nerve ... diagnosis #management #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... Sensory and/or motor ... affects the skin, neurologic ... muscle weakness • Nerves ... tract, and often causes