46 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... InjuryHand ... Benediction - Median ... #Differential #Diagnosis ... #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 ... Condyle Knee Extension ... #differential #diagnosis ... #Neurology #Spine
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
Nerve Wrist Extension ... Fingers Flexion C8 Median ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... ) Reflexes: ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Peripheral Nerve Injury ... to make the OK sign ... #clinical #video ... #msk #sports #neurology ... #orthopedics #Hand
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... styloid fracture, median ... Radiology #XRay #Diagnosis ... #MSK
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Examination Left hand ... sleeping as in this case ... PhysicalExam #clinical #video ... #orthopedics #msk ... #sports #neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
indicating cervical injury ... #clinical #hand ... #video #physicalexam ... #msk #orthopedics ... #neurology #sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... styloid fracture, median ... nerve injury ... Radiology #XRay #Diagnosis ... #Sports #MSK
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
extension and wrist ... (supinator) reflex ... Video by Mujtaba ... #neurology #clinical ... #orthopedics #msk