9 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 Wrist: • ... Wrist drop - Occurs ... nerve in the radial ... Saturday night palsy ... Carpal Tunnel Syndrome
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... Nerve #Palsy #PhysicalExam ... #clinical #video ... #orthopedics #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... fracture, median nerve ... injury • ED Management ... #Carpal #Radiology ... Orthopedics #Sports #MSK
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Ramsay Hunt Syndrome ... Nerve Palsy Triad ... vesicles in auditory canal ... #Nerve #Palsy # ... #physicalexam #CN7
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... injury, acute carpal ... tunnel syndrome ... #Orthopedics #MSK
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... nerve, and the ... eyelid: • Third nerve ... palsy • Horner ... levator to the tarsal
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
In this video, you ... peripheral 12th nerve ... palsy. ... nerves VII, IX/ ... CN VII (facial weakness
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
nerves - tumors ... • Outer Ear: ... (CN 8) ... II ○ Susac’s syndrome ... Noise trauma ○ MS
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Sjogren's Syndrome ... disease, myelopathy, cranial ... nerve neuropathy ... phenomenon (16%) MSK ... Rheumatology #Diagnosis #Management