53 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
Axillary Nerve Shoulder ... Radial Nerve Fingers ... Median Nerve Fingers ... Abduction T1 Ulnar ... MuscleGroups #MSK #Orthopedics
Jaccoud's Arthropathy on Physical Examination

Deforming non-erosive arthropathy characterized by ulnar deviation of the second to fifth
characterized by ulnar ... second to fifth fingers ... #Subluxation #Finger ... #video #physicalexam ... #hands #rheumatology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Exam: Swollen and ... flexion due to inability ... Discharge with orthpedic ... Diagnosis #Management #Hand ... #Orthopedics #MSK
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... multidirectional instability ... between the acromion and ... #PhysicalExam # ... clinical #video #msk #orthopedics
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... ulnar displacernent ... tendon), mallet finger ... Discharge with orthopedic ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... , C8 (radial) Finger ... Abduction - C8-T1 (ulnar ... Anterior Shoulder ... sensory #motor #arm #physicalexam
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability ... slightly extended, and ... when ulnar deviation ... #Wrist #msk #orthopedics ... clinical #video #physicalexam
Finger Collateral Ligament Stress Test

Ulnar collateral ligament stability can be tested at zero and thirty degrees
Stress Test Ulnar ... collateral ligament stability ... #Stress #Test #PhysicalExam ... #sports #msk #orthopedics ... #Hand
Thumb Ulnar Collateral Ligament Stress Test

Ulnar collateral ligament testing of the thumb is performed to evaluate
Thumb Ulnar Collateral ... to evaluate for instability ... #Stress #Test #Finger ... #Hand #PhysicalExam ... #sports #msk #orthopedics
Wartenberg Sign in Ulnar Neuropathy

Abnormal abductor the fifth finger due to ulnar neuropathy ( weakness of
abductor the fifth finger ... #Neuropathy #hand ... #pinky #finger ... clinical #video #physicalexam ... #msk #sports #orthopedics