46 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
nerve in the radial ... spared in this injury ... axillary nerve ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsyMedial ... Fasciculus (MLF) Iniury ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #diagnosis
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... of Facial Nerve ... the commonest cause ... #Neurology #Signs ... #Symptoms #Diagnosis
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Algorithm Forehead ... (2% of facial nerve ... : Bell's Palsy ( ... #Algorithm #Causes ... #neurology #sparing
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Algorithm Clinical ... • Neurologic ... symptoms suggest ... depress when looking medially ... #Algorithm #Causes
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Nerve Palsy on ... sleeping as in this case ... #Nerve #Palsy # ... PhysicalExam #clinical ... #msk #sports #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
When clinically ... nerve injury ... nerve injury ... • Thus a PIN palsy ... #diagnosis #neurology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Framework If Altered Mental ... Oculomotor (3rd cranial nerve ... ) Palsy: • Brain ... no neurological cause ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Algorithm True ... oscillopsia) • Otitis Media ... symptoms/signs, ... #Algorithm #Causes
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Bell's Palsy - Diagnosis ... - Atypical Clinical ... Imaging (if atypical symptoms ... CNS inflammatory cause ... prevent corneal injury