10 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... Pronation - C7, C8 Wrist ... Myotomes #diagnosis #neurology ... #sensory #motor ... #arm #physicalexam
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Deconditioning • Arthritis ... Lambert-Eaton Myasthenic Syndrome ... infection #Peripheral ... #Weakness #Neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... sleeping as in this case ... #Palsy #PhysicalExam ... orthopedics #msk #sports ... #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Peripheral Neuropathy ... forearm supination → wrist ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT
Dropped Foot Gait - Paralysis of Dorsal Flexion of the Foot.
When trying to walk the tip
commonly observed in peripheral ... motor neuron disorders ... , which causes flaccidity ... DroppedFoot #Gait #Neurology ... #PhysicalExam #
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Peripheral Neuropathy ... forearm supination → wrist ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Commonly caused ... damage to peroneal nerve ... #sensory #motor ... #leg #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... threat Cranial Nerves ... Casey Albin MD @ ... caseyalbin #PhysicalExam ... #neurology #comatose
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... glomeruli, and peripheral ... nerves are often ... • Cogan Syndrome ... Sensory and/or motor
Vasculitis - Differential Diagnosis Framework

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