20 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Flexion Paper ... Small muscles of hand ... at IP joint & flexion ... #Injury #UpperExtremities ... #diagnosis #neurology
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
Fingers Flexion ... T1 Ulnar Nerve ... Hip Flexion L2 Nerve ... #MuscleGroups #MSK ... #Diagnosis
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Flexion and adduction ... cervical injury ... #clinical #hand ... #physicalexam #msk ... #sports
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
Ulnar Nerve Anatomy ... powers the deep flexors ... and the Ulnar nerve ... When clinically ... #diagnosis #neurology
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Nerve Injury ... be able to cross ... #Nerve #Injury ... #clinical #video ... #sports #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
by Nerve Root Levels ... Finger Flexion ... None T1 Ulnar Antecubital ... Anterior Medial Thigh Hip ... #Neurology #Spine
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... ulnar displacernent ... Hyperextension injury ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
the edge of the table ... at the DIP may ... #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
C8 Elbow: • Flexion ... aracteristic "claw hand ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... : Hyperflexion injury ... that is fixed in flexion ... Radiology #XRay #Diagnosis ... #Orthopedics #MSK