5 results
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
CN III Palsy - Oculomotor ... inferior rectus, medial ... neudrawlogy #CNIII #CN3 ... #Palsy #Oculomotor ... #neurology #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension - C7, C8 (radial ... Syndrome Wrist drop ... damage to the radial ... nerve in the radial ... Myotomes #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Ill (Oculomotor ... Medial Longitudinal ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Status - Consider Oculomotor ... (3rd cranial nerve ... ) Palsy: • Brain ... no neurological cause ... differential #diagnosis #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
CN VI palsy ... Ill palsy ... • Neurologic ... depress when looking medially ... #Ophthalmology