17 results
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability ... Intrinsic Midcarpal Instability ... The proximal carpal ... ECRB) The distal carpal ... #Wrist #msk #orthopedics
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... sulcus sign in a shoulder ... multidirectional instability ... applied at the elbow ... clinical #video #msk #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... associated injuries: Carpal ... Disposition: Pending orthopedic ... #Carpal #Radiology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... bones should be ... box, pain with wrist ... follow-up with orthopedics ... #TerryThomas #Wrist
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 ... Thoracodorsal Nerve Elbow ... Radial Nerve Wrist ... MuscleGroups #MSK #Orthopedics
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
instability and ... follow-up with Orthopedics ... follow-up with PCP or orthopedics ... Scaphoid #Fracture #Wrist ... Diagnosis #Management #Orthopedics
Sulcus Sign on Shoulder Exam

Positive Sulcus Sign on Shoulder Examination

Downward force applied at the elbow causing
Sulcus Sign on Shoulder ... applied at the elbow ... inferior glenohumeral instability ... clinical #video #msk #orthopedics ... #sports #instability
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... - C6, C7, C8 Elbow ... Pronation - C7, C8 Wrist ... Carpal Tunnel Syndrome ... Anterior Shoulder
Cozen's Test for Lateral Epicondylitis (Tennis Elbow)

The examiner should stabilize the elbow with patient's forearm fully
The examiner should ... stabilize the elbow ... Lateral elbow pain ... with resisted wrist ... #sports #msk #orthopedics
Cozen’s Test for Lateral Epicondylitis ("Tennis Elbow")

Also known as the "resisted wrist extension test".  
With
the "resisted wrist ... With the elbow extended ... dorsiflex the wrist ... The examiner should ... physicalexam #msk #orthopedics