31 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
to distal ulna, pain ... wrist flexion and extension ... • ED Management ... : Pain control, ... #Orthopedics #Sports
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Absence of a fracture ... Finger deformity caused ... terminal extensor tendon ... • ED Management ... : Pain control,
Acute Joint Pain - Vitamin CD Mnemonic
Vascular
Infectious
Trauma - Multiple injury sites, Open Fracture, Infectious joint pain
Autoimmune
injury sites, Open Fracture ... See pathologic fractures ... Mnemonic #MSK #Orthopedics ... #differential # ... diagnosis #Causes
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Chronic Joint Pain ... - Differential ... e.g„ Myofascial Pain ... Diagnosis #Algorithm #Orthopedics ... #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential ... Embolism (e.g. fractured ... Vessel (dislocation/fracture ... Diagnosis #Algorithm #Orthopedics ... #Causes
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
anatomic snuff box, pain ... with wrist extension ... : Pain control, ... follow-up with orthopedics ... #Orthopedics #Sports
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsal wrist, pain ... with wrist extension ... radial styloid fracture ... : Pain control, ... #Orthopedics #Sports
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 ... - Differential ... Fever/Chills/Joint pain ... Intra-articulation fracture ... #differential #
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility Fractures ... - Differential ... Ricketts - Diffuse Pain ... Diagnosis #Algorithm #Orthopedics ... #Causes
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
fingertip) • Exam: Pain ... ) • ED Management ... Discharge with orthopedic ... XRay #Diagnosis #Management ... #Hand #Orthopedics