34 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... many different causes ... of Facial Nerve ... #Palsy #Neurology ... #Signs #Symptoms
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
Bell's Palsy Bell ... of the Facial nerve ... an identifiable cause ... Bell’s palsy happens ... #Palsy #neurology
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Bell's Phenomenon ... Physical Exam Carles ... phenomenon or Bell ... #Phenomenon #Sign ... ophthalmology #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... (2% of facial nerve ... palsy) - Unilateral ... : Bell's Palsy ( ... #neurology #sparing
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
Marcus Gunn Phenomenon ... thought to be caused ... the trigeminal nerve ... #Marcus #Gunn #Phenomenon ... clinical #video #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Palsy • CN IV ... One-and-a-half Syndrome ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #
Bell's Phenomenon

Sign of peripheral facial paralysis manifested by eye movement up and out of the eyeball,
Bell's Phenomenon ... Sign of peripheral ... the eyelid #Bells ... #physicalexam #neurology ... #CN7 #CNVII #palsy
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... axillary nerve ... Myotomes #diagnosis #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... Palsy This tests ... grip weakness caused ... by ulnar nerve ... #video #neurology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... Oculomotor (3rd cranial nerve ... ) Palsy: • Brain ... no neurological cause ... #diagnosis #neurology