170 results
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
to the lateral extensor ... central band of extensor ... XRay #Radiology #Wrist
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Diagnosis Algorithm 4 tests ... Resisted shoulder extension ... after cross-arm test
Epicondylitis - Lateral: Focal epicondyle tenderness, decreased grip strength, pain with resisted wrist extension. Medial: Focal
with resisted wrist ... extension. ... with resisted wrist
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
Amsterdam Wrist ... likelihood of wrist ... a patient with wrist ... Increased Age, Wrist ... Painful balottement test
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Stroke Subtle extensor ... 9.2, LR- 0.09 Best ... test characteristics
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Instability (MCI) of the Wrist ... deviation of the wrist ... contraction of the wrist ... extensors (ECU, ... #Instability #Wrist
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
nerve of elbow, wrist ... and digital extension ... space and the wrist ... not involve a wrist ... extension) but
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
Musculocutaneous Nerve Elbow Extension ... Radial Nerve Wrist ... Extension C6 Radial ... to Psoas Hip Extension ... Tibial Nerve Knee Extension
Maudsley's Test for Lateral Epicondylitis ("Tennis Elbow")

With the wrist prone, the patient attempts extension of the
Maudsley's Test ... ") With the wrist ... patient attempts extension ... movement stresses the extensor ... The test is positive
Maudsley's Test for Lateral Epicondylitis ("Tennis Elbow")

With the wrist prone, resist extension of the 3rd digit,
Maudsley's Test ... ") With the wrist ... prone, resist extension ... movement stresses the extensor ... The test is positive