10 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Palsy • CN IV ... palsy • CN VI ... palsyMedial ... Fasciculus (MLF) Iniury ... ophthalmology #neurology
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous Peripheral ... Nerve Injury ... #Interosseous #Nerve ... #Peripheral #Injury ... physicalexam #msk #sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
nerve in the radial ... spared in this injury ... Saturday night palsy ... nerve distribution ... Myotomes #diagnosis #neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Nerve Palsy on ... nerve in its path ... #Nerve #Palsy # ... orthopedics #msk #sports ... #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Forehead involved = Peripheral ... (2% of facial nerve ... palsy) - Unilateral ... : Bell's Palsy ( ... #Causes #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
nerve injury ... nerve injury ... • Thus a PIN palsy ... palsy recovers there ... #diagnosis #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... Nerve Peripheral ... #Test #Peripheral ... #physicalexam #sports ... #orthopedics #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... Nerve Peripheral ... #Test #Peripheral ... #physicalexam #sports ... #orthopedics #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... • CN VI palsy ... ptosis with CN Ill palsy ... • Neurologic ... depress when looking medially
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
Well-localized, sharp, short ... lancinating - Peripheral ... • Spinal injury ... Pain #Mechanisms #Neurology ... Differential #Diagnosis #Algorithm