13 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Myotomes Motor ... , T1 (median) Reflexes ... aracteristic "claw hand ... #diagnosis #neurology ... sensory #motor #arm
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Examination Left hand ... sleeping as in this case ... #clinical #video ... #orthopedics #msk ... #sports #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
grip weakness caused ... #video #neurology ... #physicalexam #msk ... #orthopedics #sports ... #hand
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Myotomes Reflexes ... Commonly caused ... damage to peroneal nerve ... dysaesthesia, neurogenic ... #diagnosis #neurology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
time, and can cause ... present in the video ... The nerves involved ... are trigeminal and ... #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... the hand. 3) Now ... Hoffmanns #Sign #Reflex ... Abnormal #clinical #video
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Can begin in arms ... Decreased / Absent Reflexes ... : Arms or legs ... Paresthesias: Hands ... /constipation, hyponatremia
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... from the left and ... Exceptions to this rule are ... #clinical #video ... #physicalexam #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... fasciculus), which causes ... The most common causes ... of this are tumors ... diagnosed with MS
Piriformis Test

The Piriformis test evaluates for pain from sciatic nerve irritation caused by the piriformis muscle.
With
pain from sciatic nerve ... irritation caused ... to 90 degrees and ... Video via @open_michigan ... #sports #msk #orthopedics