25 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... bone fracture • Complications ... "pooping duck sign ... , pain with wrist ... #XRay #Diagnosis
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Presentations • Wrist ... • Claw Hand - Ulnar ... #Differential #Diagnosis ... #MSK #Orthopedics
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Assessment of Nerve ... Rock - Median Nerve ... • Extension of wrist ... adduction) OK Sign ... UpperExtremities #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... fracture, median nerve ... #Carpal #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics
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
Wrist Extension ... C6 Radial Nerve ... Fingers Abduction T1 Ulnar ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... ("Terry Thomas sign ... box, pain with wrist ... #TerryThomas #Wrist
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Stimulation of nerve ... boggy" joints, esp carpal ... Boutonniere's ulnar ... RheumatoidArthritis #RA #pathophysiology ... #diagnosis
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone fracture • Complications ... follow-up with Orthopedics ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis ... #Management #Orthopedics
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
finger through the Ulnar ... it is not all carpal ... • Carpal tunnel ... #Anatomy #diagnosis ... #neurology #orthopedics