42 results
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 ... spared in this injury ... Myotomes #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsyMedial ... Fasciculus (MLF) Iniury ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... nerve injury ... nerve injury ... • Thus a PIN palsy ... #diagnosis #neurology
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 ... #Wrist #Drop #Radial ... #Nerve #Palsy #
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 ... Palsy. ... the commonest cause ... #Neurology #Signs
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Assessment of Nerve ... Injuries Rock - Median ... Flexion Paper - Radial ... #Injury #UpperExtremities ... #diagnosis #neurology
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
The Medial Contribution ... sensory in the medial ... (AIN) palsy leaves ... to medial ... #diagnosis #neurology
Saturday Night Palsy
Compression of Radial nerve in axilla or upper arm in patient sleeping with arm
Saturday Night Palsy ... Compression of Radial ... nerve in axilla ... #neurology #radial ... #nerve
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Sparing = Central cause ... nerve palsy) ... Unilateral: Bell's Palsy ... #neurology #sparing
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
CN III Palsy - Oculomotor ... Nerve • Ptosis ... inferior rectus, medial ... #Oculomotor #Nerve ... #Cranial #neurology