5 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... T1 leading toc ... Triceps power is ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Commonly caused ... such as fibular fracture ... Myotomes #diagnosis #neurology ... #sensory #motor
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Leg Pain: • Fracture ... • Sciatica • Tarsal ... #diagnosis #lower ... #extremity #msk
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Weakness - Lower ... motor neuron symptoms ... Vertebral burst fracture ... syndromes #lesions #differential
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... With multiple lower ... intra-abdominal bleeding ... Most commonly caused ... following high speed motor