23 results
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Mallet Finger Absence ... exclude Mallet finger ... • Finger deformity ... MetroHealth_EM #Mallet #Finger ... #Radiology #XRay
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
• Colles (90% "dinner ... variable gross wrist ... reduction using finger ... Colles #Distal #Radiology ... #XRay #Diagnosis
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
Radial Nerve Wrist ... Radial Nerve Fingers ... Median Nerve Fingers ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
X-Ray Mallet finger ... Fractures #XRay #Radiology ... #Wrist #differential ... #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsally and no longer ... Disposition: Pending orthopedic ... #Carpal #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics
The Shuck Test for Scapholunate Instability

The Shuck test assesses for scapholunate instability. 
With the wrist flexed,
With the wrist flexed ... examiner resists finger ... dorsum of the wrist ... #PhysicalExam # ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... Supinator - C5, C6 • Finger ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Eichhoff's Test for De Quervain's Tenosynovitis

Eichhoff's test evaluates for De Quervain's tenosynovitis. The patient places the
the palm, wraps fingers ... around it, and the wrist ... Tenosynovitis #Wrist ... #PhysicalExam # ... #sports #msk #orthopedics
Eichhoff's Test for De Quervain's Tenosynovitis

Eichhoff's test evaluates for De Quervain's tenosynovitis. The patient places the
the palm, wraps fingers ... around it, and the wrist ... Tenosynovitis #Wrist ... #PhysicalExam # ... #sports #msk #orthopedics
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
tendon), mallet finger ... reduction • Splint: Finger ... Discharge with orthopedic ... Dislocation #IPJoint #Radiology ... #XRay #Diagnosis