6 results
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... The median nerve ... and intrinsic motor ... #diagnosis #neurology ... #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... nerve distribution ... regimental badge" anesthesia ... Myotomes #diagnosis #neurology ... #sensory #motor
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
saddle (perineal) anesthesia ... Medical Emergency ... damage to peroneal nerve ... Myotomes #diagnosis #neurology ... #sensory #motor
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
The first motor ... drop: ECRB and ECU ... ECRL) ECRB, Sup, ECU ... Anatomy #diagnosis #neurology ... #orthopedics
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Upper Motor Neuron ... Mononeuropathy: Nerve ... dystrophies Work ... electromyographic (EMG ... Differential #Diagnosis #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Disease of motor ... failure Diagnosis - Medical ... EMG: LMN Signs in ... activity between nerve ... Lateral #Sclerosis #neurology