15 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... associated injuries: Carpal ... #Wrist #Carpal ... Radiology #XRay #Diagnosis ... #Sports #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... onto outstretched hand ... box, pain with wrist ... injuries: distal radius ... #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... injury, acute carpal ... Radiology #XRay #Diagnosis ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
onto outstretched hand ... + radial head fracture ... pain control +/- procedural ... Radiology #XRay #Diagnosis ... #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... injuries: Perilunate dislocation ... , distal radius ... #XRay #Diagnosis ... #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
Nerve Wrist Extension ... C6 Radial Nerve ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
onto outstretched hand ... dislocation, scaphoid ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
instability and ... onto outstretched hand ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis ... #Sports #MSK
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
in the Spinal canal ... dislocation Iatrogenic ... rotation • Sacroiliac ... symptoms #signs #diagnosis ... #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis