34 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... Tenderness to anatomic ... #Dissociation #TerryThomas ... #Wrist #Scaphoid ... #XRay #Diagnosis
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Presentations • Wrist ... #Injuries #Anatomy ... #Differential # ... Diagnosis #MSK #
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... brings the long flexor ... it is not all carpal ... • Carpal tunnel ... #Anatomy #diagnosis
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity Nerve ... • Radial Nerve ... #Pathologies #differential ... #diagnosis #Neuropathy ... #anatomy #arm #
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 ... Hip Flexion L2 ... Orthopedics #Neurology #Diagnosis
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... elbow, wrist and ... space and the wrist ... not involve a wrist ... #Anatomy #diagnosis
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Finger Flexion ... • Extension of wrist ... Diaphyseal) • Thumb flexion ... at IP joint & flexion ... UpperExtremities #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... associated injuries: Carpal ... fracture, median nerve ... #Carpal #Radiology ... #XRay #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
C8 Elbow: • Flexion ... Pronation - C7, C8 Wrist ... : • Flexion - ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
commonly fractured carpal ... ulna, pain with wrist ... flexion and extension ... Triquetrum #Fracture #Wrist ... #XRay #Diagnosis