14 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
nerve of elbow, wrist ... space and the wrist ... The first motor ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Sign of Upper motor ... Testing #Stroke #physicalexam ... #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Narrowing of spinal canal ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Root Sensory Motor ... C6 Dorsal Thumb Wrist ... #differential #diagnosis ... #Neurology #Spine
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
with an upper motor ... Reflex #Plantar #PhysicalExam ... #Diagnosis #Neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Arms extended; wrists ... caseyalbin #PhysicalExam ... #neurology #comatose ... #diagnosis
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
and intrinsic motor ... it is not all carpal ... • Carpal tunnel ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... Upper Motor Neuron ... Drugs and toxins: Steroids ... #Differential #Diagnosis ... #neurology
Wrist Clonus on Physical Exam

Clonus is a reflex muscle contraction produced by a sudden extension of
Wrist Clonus on ... (which is the motor ... semiologianeurologica #Wrist ... #Clonus #PhysicalExam ... Clinical #Video #Neurology