8 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
) Reflexes: ... nerve in the radial ... Carpal Tunnel Syndrome ... in the median nerve ... #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • ... Medical Emergency ... Commonly caused ... damage to peroneal nerve ... #diagnosis #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... middle finger. 2) Ask ... Abnormal #clinical #video ... #neurology #PhysicalExam
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
weakness of the median ... nerve & Ulnar nerve ... Syndrome #clinical #video ... #physicaleaxm #neurology ... #orthopedics #msk
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... tympanic membrane • Neurologic ... disruption ○ Otitis media ... Noise trauma ○ MS
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
cord compression (MRI ... Spasticity - Reflexes ... brain and/or optic nerve ... diagnosis #management #neurology ... #differential
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Increased Jaw Jerk reflex ... failure Diagnosis - Medical ... MRI: Brain, cervical ... activity between nerve ... Lateral #Sclerosis #neurology
Chronic Infraspinatus Muscle Denervation from Spinoglenoid Notch Paralabral Cyst
Imaging Findings:
 • T2-hyperintense diffuse intramuscular signal of
hyperintense mass extends medially ... Differential diagnosis ... Cyst #clinical #mri ... #clinical #Radiology ... #diagnosis #msk