17 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
damage to the radial ... nerve in the radial ... in the median nerve ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsyMedial ... One-and-a-half Syndrome ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
are many different ... causes of Facial ... Nerve Palsy. ... the commonest cause ... #Neurology #Signs
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 #
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
demonstrating Radial ... Nerve Palsy as ... nerve palsy with ... nerve palsy. ... #Nerve #Palsy #
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• CN VI palsy ... • Neurologic ... a mass as the cause ... depress when looking medially ... #Ophthalmology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... formation) and MLF (medial ... of this are tumors ... #ophthalmology ... #neurology
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... nerve receives ... Exceptions to this rule are ... #clinical #video ... #physicalexam #neurology
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... external factors • Median ... during the post-prandial ... cutaneous nerve ... Positive Carnett's sign
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
mastoid air cells are ... Inferior through medial ... nerve palsy • ... hearing loss, nausea ... pathophysiology #signs