15 results
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Fingers Flexion ... Fingers Abduction ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... , C8 (radial) Finger ... , T1 (median) Reflexes ... #diagnosis #neurology ... sensory #motor #arm #physicalexam
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
The median nerve ... . 2) Ask the patient ... Hoffmanns #Sign #Reflex ... clinical #video #neurology ... #PhysicalExam
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
flexor reflex) ... #flexor #reflex ... #hand #video #physicalexam ... #msk #orthopedics ... #neurology #sports
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • ... • Cauda Equina Syndrome ... damage to peroneal nerve ... #diagnosis #neurology ... sensory #motor #leg #physicalexam
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... wrist dorsiflexion/finger ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
• Weakness: Starts ... Decreased / Absent Reflexes ... Guillain-Barre Diagnosis ... #diagnosis #management ... #treatment #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... wrist dorsiflexion/finger ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
consisting of finger ... #neurology #clinical ... #video #physicalexam ... #orthopedics #msk ... #sports #IRR #Radial
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... threat Cranial Nerves ... caseyalbin #PhysicalExam ... #neurology #comatose ... #diagnosis