10 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... • ED Management ... #Wrist #Carpal ... XRay #Diagnosis #Management ... #Orthopedics #Sports
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
carpal bone. ... dislocation • ED Management ... #Wrist #Carpal ... XRay #Diagnosis #Management ... #Orthopedics #Sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture (scaphoid ... , median nerve injury ... • ED Management ... #Carpal #Radiology ... #Orthopedics #Sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity Dermatomes ... Pronation - C7, C8 Wrist ... Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
box, pain with wrist ... dislocation • ED Management ... #TerryThomas #Wrist ... XRay #Diagnosis #Management ... #Orthopedics #Sports
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity Dermatomes ... • Cauda Equina Syndrome ... damage to peroneal nerve ... such as fibular fracture ... Myotomes #diagnosis #neurology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... , median nerve injury ... , acute carpal tunnel ... syndrome, soft ... injury) • ED Management
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
junction, cranial nerve ... eyelid: • Third nerve ... levator to the tarsal ... orbital rooftop fracture ... #Ptosis #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
• Weakness: Starts ... 30%) • Facial Nerve ... • Pain: Due to nerve ... #diagnosis #management ... #treatment #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... compression of nerve ... distinguishing feature ... region (S2-S4 dermatomes ... diagnosis #causes #neurology