188 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 ... slightly extended, and ... MCI #Midcarpal #Instability ... #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 ... multidirectional instability ... between the acromion and ... clinical #video #msk ... #orthopedics #sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... injury • ED Management ... #Orthopedics #Sports ... #MSK
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Manifested as the inability ... clinical #video #neurology ... #physicalexam #msk ... #sports #neurology ... #orthopedics #Hand
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 ... Radial Nerve Wrist ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Presentations • Wrist ... Injury • Claw Hand ... Differential #Diagnosis #MSK ... #Orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... all carpal bones should ... onto outstretched hand ... box, pain with wrist ... #MSK
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... Examination Left hand ... trauma_modern #Wrist ... clinical #video #orthopedics ... #msk #sports #neurology
The Shuck Test for Scapholunate Instability

The Shuck test assesses for scapholunate instability. 
With the wrist flexed,
With the wrist flexed ... dorsum of the wrist ... #Hand #Wrist #PhysicalExam ... video #sports #msk ... #orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... ulna, pain with wrist ... #Orthopedics #Sports ... #MSK