14 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... between all carpal bones ... associated injuries: distal ... MH/CCF/CWRU EM ... Orthopedics #Sports #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
extensor tendons come ... to the dorsal distal ... to the palmar distal ... MH/CCF/CWRU EM ... #Orthopedics #MSK
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Differential Diagnosis Algorithm ... fractured long bone ... Trauma to Vessel (dislocation ... Vascular #JointPain #MSK ... #Orthopedics #Causes
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... common carpal bone ... injuries: Perilunate dislocation ... MH/CCF/CWRU EM ... Orthopedics #Sports #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
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 ... HSV, Varicella, EBV ... fracture - Patellar dislocation ... - Aneurysmal bone ... differential #diagnosis #msk
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Differential Diagnosis Algorithm ... • Sprain • Dislocation ... • Sprain • Dislocation ... SoftTissue #Lesions #MSK ... #Orthopedics #Causes
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Arthritis Other Causes ... Tendon Rupture, Dislocation ... • Dwarfism #Bone ... Deformity #Limp #MSK
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
posterior) and bone ... olecranon fracture, distal ... injury, elbow dislocation ... MH/CCF/CWRU EM ... #Orthopedics #MSK