26 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... extension • ... injury • ED Management ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Respiration None C5 Radial ... C6 Dorsal Thumb Wrist ... Extension Brachioradialis ... Hamstring Reflex S1 Lateral ... NerveRoots #Levels #differential
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... duck sign" on lateral ... flexion and extension ... dislocation, distal radius ... Orthopedics #Sports #MSK
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability (MCI ... extensors (ECU, ... dr.sergibarrera #MCI ... #msk #orthopedics ... clinical #video #physicalexam
Maudsley's Test for Lateral Epicondylitis ("Tennis Elbow")

With the wrist prone, resist extension of the 3rd digit,
") With the wrist ... prone, resist extension ... movement stresses the extensor ... clinical #video #physicalexam ... #msk #sports #orthopedics
Maudsley's Test for Lateral Epicondylitis ("Tennis Elbow")

With the wrist prone, the patient attempts extension of the
") With the wrist ... patient attempts extension ... movement stresses the extensor ... clinical #video #physicalexam ... #msk #sports #orthopedics
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... degrees of flexion; lateral ... tendon) • ED Management ... XRay #Diagnosis #Management ... #Orthopedics #MSK
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
side of the wrist ... elbow flexion, wrist ... extension and wrist ... clinical #video #physicalexam ... #orthopedics #msk
Cozen's Test for Lateral Epicondylitis

Cozen's test assesses for lateral epicondylitis. Lateral elbow pain with resisted wrist
Cozen's Test for Lateral ... with resisted wrist ... extension is a ... Epicondylitis #elbow #PhysicalExam ... video #sports #msk
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
box, pain with wrist ... extension • Possible ... injuries: distal radius ... #TerryThomas #Wrist ... Orthopedics #Sports #MSK