13 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... Peripheral Nerve ... Injury Manifested ... #physicalexam #msk ... #orthopedics #Hand
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
Anterior Shoulder ... injuries: Axillary nerve ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
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
Shoulder Adduction ... Hip Extension S1 Inferior ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... Structural damage to nerves ... #Diagnosis #signs ... #symptoms #msk ... #orthopedics #pathophysiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... spared in this injury ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
clinical findings • Anterior ... Cord Syndrome -> Anterior ... #Syndromes #diagnosis ... signs #symptoms #msk ... #orthopedics #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
Spinal Cord Injury ... by Nerve Root Levels ... Abdominal Reflex L2 Anterior ... #differential #diagnosis ... #Neurology #Spine
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
remember: • Triceps ... injury ... injury ... #Anatomy #diagnosis ... #neurology #orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
interosseous nerve ... brachial artery injury ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #MSK
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... • Anterior interosseous ... mnemonic TAN for (Biceps ... #Anatomy #diagnosis ... #neurology #orthopedics