89 results
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 ... ulna, pain with wrist ... Discharge with orthopedic ... Triquetrum #Fracture #Wrist
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral ... associated injuries: Carpal ... Disposition: Pending orthopedic ... #Carpal #Radiology ... Diagnosis #Management #Orthopedics
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
Thoracodorsal Nerve Elbow ... Radial Nerve Wrist ... Gluteal Nerve Knee ... Tibial Nerve Knee ... MuscleGroups #MSK #Orthopedics
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Most Common Carpal ... Pal @drdevrad #Carpal ... Bone #Fractures #wrist ... radiology #msk #orthopedics
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Instability (MCI) of the Wrist ... The proximal carpal ... deviation of the wrist ... ECRB) The distal carpal ... #msk #orthopedics
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
Antecubital Fossa Elbow ... C6 Dorsal Thumb Wrist ... Middle Finger Elbow ... Femoral Condyle Knee ... Hamstring Reflex S1 Lateral
Cozen's Test for Lateral Epicondylitis (Tennis Elbow)

The examiner should stabilize the elbow with patient's forearm fully
Cozen's Test for Lateral ... stabilize the elbow ... Lateral elbow pain ... with resisted wrist ... #sports #msk #orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
spacing between all carpal ... box, pain with wrist ... follow-up with orthopedics ... #TerryThomas #Wrist ... Diagnosis #Management #Orthopedics
Cozen's Test for Lateral Epicondylitis

Cozen's test assesses for lateral epicondylitis. Lateral elbow pain with resisted wrist
Cozen's Test for Lateral ... Lateral elbow pain ... with resisted wrist ... Epicondylitis #elbow ... #sports #msk #orthopedics
Thessaly Test for Knee Meniscal Tear

The test is positive if there is medial or lateral joint
Thessaly Test for Knee ... there is medial or lateral ... Thessaly #Test #Knee ... physicalexam #msk #orthopedics