11 results
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... #Radial #Nerve ... #clinical #video ... #orthopedics #msk ... #sports #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Syndrome Wrist drop ... nerve in the radial ... nerve distribution ... axillary nerve ... Myotomes #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
PalsyCN IV ... palsyCN VI ... palsyMedial ... ophthalmology #neurology ... #differential #
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Nerve Palsy as ... cause for Wrist ... nerve palsy with ... nerve palsy. ... #Nerve #Palsy #
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
arises from C5, C6 ... • Thus a PIN palsy ... involve a wrist drop ... #diagnosis #neurology ... #orthopedics
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
CN VI palsy ... Ill palsy ... • Neurologic ... IV - Eye cannot ... depress when looking medially
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease caused ... hearing loss, palsy ... of the abducens nerve ... #differential #
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... disruption ○ Otitis media ... (CN 8) ... cause unknown) ... zoster virus ○ HIV
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
pupil with third nerve ... palsy - Tentorial ... movement deficits (CN ... Ill, IV, and VI ... #differential #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... primary condition MEDIUM ... affects the skin, neurologic ... muscle weakness • Nerves ... tract, and often causes