213 results
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
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• Colles (90% "dinner ... onto outstretched hand ... variable gross wrist ... reduction using finger ... #MSK
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... - Radial Nerve Injury ... Ulnar Nerve Injury ... Differential #Diagnosis #MSK ... #Orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... no longer sitting ... onto outstretched hand ... , median nerve injury ... #Sports #MSK
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
Axillary Nerve Shoulder ... Radial Nerve Wrist ... Radial Nerve Fingers ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Hamate Fracture on Wrist X-Ray

- point tenderness over the hamate should raise suspicion for a fracture,
Hamate Fracture on Wrist ... over the hamate should ... neurovascular injury ... WristXRay #Radiology #MSK ... #Orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
: Hyperflexion injury ... Exam: Swollen and ... Discharge with orthpedic ... Diagnosis #Management #Hand ... #Orthopedics #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... • Due to injury ... onto outstretched hand ... box, pain with wrist ... #Sports #MSK
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... X-Ray Mallet finger ... - injury to the ... drdevradiology #Hand ... XRay #Radiology #Wrist
Myelopathy - Injury to the entire spinal cord - Signs and Symptoms
 • Ataxia (early sign)
Myelopathy - Injury ... late sign) • Hand ... paresthesias, fine ... finger dexterity ... signs #symptoms #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... spared in this injury ... Anterior Shoulder