8 results
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... Nerve Palsy on ... compression of the radial ... #Nerve #Palsy # ... #msk #sports #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... • Thus a PIN palsy ... palsy recovers there ... #diagnosis #neurology ... #orthopedics
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Palsy • CN IV ... palsyMedial ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Unilateral Fixed ... Oculomotor (3rd cranial ... nerve) Palsy: ... no neurological cause ... differential #diagnosis #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• CN VI palsy ... ptosis with CN Ill palsy ... • Neurologic ... depress when looking medially ... #Causes #Ophthalmology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
formation) and MLF (medial ... that one eye is fixed ... diagnosed with MS ... clinical #video #ophthalmology ... #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Sensorineural • Mixed ... include a: • Neurologic ... tympanic membrane • Neurologic ... disruption ○ Otitis media ... Noise trauma ○ MS