19 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
associated injuries: distal ... • ED Management ... MH/CCF/CWRU EM ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
articulate with the distal ... injury • ED Management ... MH/CCF/CWRU EM ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
to the dorsal distal ... tendon) • ED Management ... MH/CCF/CWRU EM ... XRay #Diagnosis #Management ... #Orthopedics #MSK
Differential Diagnosis of Syncope
First, is it syncope? History is very important for distinguishing syncope from other
Ask about precipitating ... Common causes of ... #Diagnosis #EM # ... Neuro #IM #Sycope ... #Algorithm #Ddxof
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... RBC’s, RBC/WBC casts ... Timing: early (distal ... prostatic) #Diagnosis #EM ... #IM #Urology #Hematuria
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
injuries: Perilunate dislocation ... fractures • ED Management ... MH/CCF/CWRU EM ... XRay #Diagnosis #Management ... Orthopedics #Sports #MSK
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Loss of sensation distal ... HSV, Varicella, EBV ... fracture - Patellar dislocation ... differential #diagnosis #msk
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
olecranon fracture, distal ... injury, elbow dislocation ... fracture • ED Management ... MH/CCF/CWRU EM ... #Orthopedics #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Finger deformity caused ... extensor tendon distal ... fracture • ED Management ... MH/CCF/CWRU EM ... #Orthopedics #MSK
Trick of the Trade: Naloxone Dilution for IV Use - Given that many ED overdose patients
Obtain a 1 mL vial ... Draw up 9 mL of normal ... #Management #EM ... #IM #PCC #Naloxone