15 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... nerve in the radial ... Carpal Tunnel Syndrome ... axillary nerve ... Dermatomes #Myotomes #diagnosis
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 #video ... #orthopedics #msk
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
PalsyCN IV ... palsyCN VI ... One-and-a-half Syndrome ... Skew Deviation Casey ... #differential #diagnosis
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Ramsay Hunt Syndrome ... Nerve Palsy Triad ... #Nerve #Palsy # ... clinical #video ... #physicalexam #CN7
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Bell's Palsy - Diagnosis ... Nerve (CN7) Palsy ... upper AND lower facial ... nerve ischemia ... inflammatory cause
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... nerves which can ... #MSK #pathophysiology ... #diagnosis #symptoms
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... fasciculus), which causes ... The most common causes ... the hospital, diagnosed ... with MS, and started
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... at the time of diagnosis ... anterior/posterior MSK ... iridocyclitis) and facial ... palsy.
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... Demyelinating disease caused ... hearing loss, palsy ... of the abducens nerve
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... (CN 8) ... cause unknown) ... II ○ Susac’s syndrome ... Noise trauma ○ MS