11 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anatomic location of olecranon ... with prominent olecranon ... injuries: Fractures (medial ... Dislocation #Posterior #Radiology ... #XRay #Diagnosis
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
Thoracodorsal Nerve Elbow ... Fingers Flexion C8 Median ... Fingers Abduction T1 Ulnar ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
• Claw Hand - Ulnar ... Benediction - Median ... Injuries #Anatomy #Differential ... #Diagnosis #MSK ... #Orthopedics
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Radial Nerve • Median ... Nerve • Ulnar ... #Pathologies #differential ... #diagnosis #Neuropathy ... #innervation #neurology
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
Antecubital Fossa Elbow ... Middle Finger Elbow ... Flexion None T1 Ulnar ... NerveRoots #Levels #differential ... #diagnosis #Neurology
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
), coronoid or olecranon ... II-IV, pending orthopedic ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #MSK
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Exam: swollen elbow ... DC with orthopedic ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Proximal
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
trochlea (age 7), olecranon ... II-IV, pending orthopedic ... #Humerus #Radiology ... #XRay #Diagnosis ... #Management #Orthopedics
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... and Function The Median ... finger through the Ulnar ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics