10 results
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
Levels Spinal Root Sensory ... Thigh Hip Flexion ... L3 Medial Femoral ... Condyle Knee Extension ... Ankle Dorsiflexion Knee
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
Gluteal Nerve Knee ... Tibial Nerve Knee ... Extension L3 Femoral ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
) Reflexes: ... characteristic "waiter's tip ... Syndrome Wrist drop ... Myotomes #diagnosis #neurology ... #sensory #motor
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... sleeping as in this case ... PhysicalExam #clinical #video ... #orthopedics #msk ... #sports #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... : • Knee - L2 ... Medical Emergency ... Neuropathy - Foot drop ... Commonly caused
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
are unable to flex ... buttock, if the hip ... raises off of the ... #clinical #video ... #msk #orthopedics
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
are unable to flex ... buttock, if the hip ... raises off of the ... #clinical #video ... #msk #orthopedics
Trendelenburg Test for Hip Stability

The Trendelenburg test assesses for hip stability
The examiner sits behind the patient
flexed at the knee ... indicating the gluteus medius ... If the pelvis drops ... Video via @open_michigan ... #sports #msk #orthopedics
Extreme Patellofemoral Joint Instability (PFJI)

In this video you can see an extreme rare case of bilateral
an extreme rare case ... 3️⃣increased femoral ... 4️⃣core, and hip ... PhysicalExam #Sports #Orthopedics ... #Knee #msk
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... Check hip and ankle ... trauma/vascular/orthopedic ... Posterior #Injury #msk ... #clinical #video