33 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... Disposition: Pending orthopedic ... 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
Innervation of Muscles Shoulder ... Axillary Nerve Shoulder ... Radial Nerve Wrist ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... Injuries #Anatomy #Differential ... #Diagnosis #MSK ... #Orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... Thomas" sign to diagnosis ... all carpal bones should ... box, pain with wrist ... #TerryThomas #Wrist
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Diagnosis Algorithm ... Bradykinesia • Postural Instability ... MovementDisorders #Neurology ... #Differential # ... Diagnosis #Algorithm
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Finger agnosia - Inability ... to differentiate ... 3) Acalculia - Inability ... Gerstmann #Syndrome #neurology ... #diagnosis
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
nerve of elbow, wrist ... space and the wrist ... not involve a wrist ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
lead to carpal instability ... follow-up with Orthopedics ... Scaphoid #Fracture #Wrist ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Pronation - C7, C8 Wrist ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
cause of anterior shoulder ... instability from ... Usually anterior shoulder ... Differential diagnosis ... clinical #Radiology #diagnosis