85 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
Radial Nerve Wrist ... Abduction T1 Ulnar ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Finger ... Flexion Paper ... • Extension of wrist ... Small muscles of hand ... UpperExtremities #diagnosis
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
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... , pain with wrist ... flexion and extension ... #Diagnosis #Management ... #MSK
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Presentations • Wrist ... - Ulnar Nerve Injury ... #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
C6 Dorsal Thumb Wrist ... Elbow Extension ... Finger Flexion ... None T1 Ulnar Antecubital ... #differential #diagnosis
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Hoffmann's sign (finger ... Flexion and adduction ... #clinical #hand ... #video #physicalexam ... #msk #orthopedics
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
finger - injury ... thumb injury to ulnar ... #Fractures #XRay ... #Radiology #Wrist ... #differential #diagnosis
Boyes' Test - Flexor Digitorum Superficialis Finger Examination

Evaluate the injured finger for flexion.
Inability to flex the
Superficialis Finger ... the isolated finger ... #hand #PhysicalExam ... video #sports #msk ... #orthopedics #flexor
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ulnar displacernent ... IPJoint #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics ... #MSK