48 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Nerve Injury ... #Interosseous #Nerve ... #Peripheral #Injury ... #physicalexam #msk ... #orthopedics #Hand
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Drop - Radial Nerve ... Injuries #Anatomy #Differential ... #Diagnosis #MSK ... #Orthopedics
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Facial Weakness - Differential ... Forehead involved = Peripheral ... (2% of facial nerve ... Compression Tumor, Trauma ... Algorithm #Causes #neurology
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Spinal cord - Peripheral ... nerve - Neuromuscular ... nerve - Muscle ... Neuromuscular #Weakness #Differential ... #Neurology #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain - Differential ... ) • Peripheral ... Vascular #JointPain #MSK ... #Differential # ... Diagnosis #Algorithm #Orthopedics
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
Abduction C5 Axillary Nerve ... Thoracodorsal Nerve ... Musculocutaneous Nerve ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Transverse Myelitis, Trauma ... Tumor • Motor Nerves ... Weakness #Causes #differential ... #diagnosis #neurology
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... Sensory Changes - Differential ... Mononeuropathy - Other: • Trauma ... Weakness #Sensory #Neurology ... #Differential #
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Drop - Radial Nerve ... of the radial nerve ... #Drop #Radial #Nerve ... clinical #video #orthopedics ... #msk #sports #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... - Vestibular Nerve ... Vestibulocochlear Nerve ... Central #Causes #differential ... #diagnosis #neurology