17 results
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
Radial Nerve Fingers ... Median Nerve Fingers ... Abduction T1 Ulnar ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
half of the ring finger ... lumbricles of these fingers ... When clinically ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Wartenberg Sign in Ulnar Neuropathy

Abnormal abductor the fifth finger due to ulnar neuropathy ( weakness of
abductor the fifth finger ... #clinical #video ... #physicalexam # ... neurology #msk # ... sports #orthopedics
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
prevent radial and ulnar ... tendon), mallet finger ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... Abduction - C8-T1 (ulnar ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
nerve will not be able ... second and third fingers ... #Injury #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Elson's Test - Extensor Digitorum Finger Examination

Elson's test evaluates for partial or complete tear of the
the edge of the table ... extend at the PIP ... #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
the edge of the table ... to flex at the DIP ... #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
Pincer grasp is ... median nerve & Ulnar ... Tunnel #Syndrome #clinical ... #video #physicaleaxm ... #neurology #orthopedics