29 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Flexion Paper ... • Extension of wrist ... Small muscles of hand ... at IP joint & flexion ... Scissors #Nerve #Injury
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 Wrist ... Nerve Fingers ... Abduction T1 Ulnar ... Nerve Hip Flexion ... MuscleGroups #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
Spinal Cord Injury ... C6 Dorsal Thumb Wrist ... Finger Flexion ... None T1 Ulnar Antecubital ... Anterior Medial Thigh Hip
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Flexion and adduction ... cervical injury ... #video #physicalexam ... #msk #orthopedics ... #neurology #sports
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 ... IPJoint #Radiology #XRay ... #Orthopedics #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... , pain with wrist ... flexion and extension ... Carpal #Radiology #XRay ... #Sports #MSK
Boyes' Test - Flexor Digitorum Superficialis Finger Examination

Evaluate the injured finger for flexion.
Inability to flex the
Evaluate the injured ... finger for flexion ... #hand #PhysicalExam ... clinical #video #sports ... #msk #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
: Hyperflexion injury ... that is fixed in flexion ... Discharge with orthpedic ... #Radiology #XRay ... #Orthopedics #MSK
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
at the DIP may ... known as Jersey finger ... #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 ... : • Flexion - ... , C8 (radial) Finger ... spared in this injury ... sensory #motor #arm #physicalexam