11 results
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 ... onto outstretched hand ... Carpal #Radiology #XRay ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... onto outstretched hand ... #Radiology #XRay ... #Diagnosis #Management ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... IPJoint #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics ... #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
procedural sedation and ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports ... #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
dorsum of the hand ... injuries: Perilunate dislocation ... Carpal #Radiology #XRay ... #Diagnosis #Management ... #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 ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Hamate Fracture on Wrist X-Ray

- point tenderness over the hamate should raise suspicion for a fracture,
on Wrist X-Ray ... should raise suspicion ... negative a CT should ... WristXRay #Radiology #MSK ... #Orthopedics
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... on axillary x-ray ... #Dislocation #Diagnosis ... signs #symptoms #msk ... #orthopedics #pathophysiology
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
onto outstretched hand ... Scaphoid #Fracture #Wrist ... Carpal #Radiology #XRay ... #Diagnosis #Management ... #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
aracteristic "claw hand ... Dislocation - May ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam