54 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
Elbow Flexion ... Wrist Extension ... Fingers Flexion ... T1 Ulnar Nerve ... #Diagnosis
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Flexion Paper ... • Extension of wrist ... Small muscles of hand ... #Injury #UpperExtremities ... #diagnosis #neurology
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... Hand - Ulnar Nerve ... InjuryHand ... #Differential #Diagnosis ... #MSK #Orthopedics
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
by Nerve Root Levels ... C6 Dorsal Thumb Wrist ... Finger Flexion ... None T1 Ulnar Antecubital ... #differential #diagnosis
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
finger - injury ... to ulnar collateral ... #Fractures #XRay ... #Radiology #Wrist ... #differential #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... aracteristic "claw hand ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
the nerve of hand ... powers the deep flexors ... and the Ulnar nerve ... #diagnosis #neurology ... #orthopedics
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Flexion and adduction ... cervical injury ... #clinical #hand ... #video #physicalexam ... #msk #orthopedics
Ulnar Fovea Sign Test for Fovea Disruption

Useful for patients with pain along the ulnar aspect of
examiner with the elbow ... The elbow is in ... 90°-110° of flexion ... clinical #video #physicalexam ... #orthopedics #msk
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... Distal #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK