24 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... Peripheral Nerve Injury ... @bobvarkey #Anterior ... #physicalexam #msk ... #sports #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
clinical findings • Anterior ... Cord Syndrome - ... > Anterior spinal ... signs #symptoms #msk ... #orthopedics #neurology
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
be a cause of anterior ... Differential diagnosis ... capsuloligamentous injury ... shoulder #clinical #mri ... Radiology #diagnosis #msk
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 ... Abdominal Reflex L2 Anterior ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... • Etiology - Anterior ... tracts in the anterior ... #lesions #differential ... #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Wrist drop - Occurs ... spared in this injury ... Anterior Shoulder ... Myotomes #diagnosis #neurology
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome ... - Inability to differentiate ... Traumatic Brain Injury ... (usually left) inferior ... #neurology #diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Guillain-Barre syndrome ... Phrenic nerve injury ... Weakness #Causes #differential ... #diagnosis #neurology
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
- MSK Radiology ... tendon (>7mm) with anterior ... Differential diagnosis ... Heel #clinical #mri ... Radiology #diagnosis #msk
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
Well-localized, sharp, short ... regional pain syndrome ... • Spinal injury ... Pain #Mechanisms #Neurology ... #Differential #