13 results
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone Fractures ... #Bone #Fractures ... #wrist #frequency ... #radiology #msk ... #orthopedics #diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
bone. ... bone fracture ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... Thomas" sign to diagnosis ... bones should be ... #Orthopedics #Sports ... #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... bone fracture ... #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Legg-Calve-Perthes Disease Knee ... • Dwarfism #Bone ... #MSK #Differential ... #Diagnosis #Algorithm
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Effusions: - Hematologic ... - Aneurysmal bone ... #differential #diagnosis ... #msk #physicalexam
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
ULTRASOUND Bone ... : Bone is represented ... can pass through bone ... of hypoechoic spots ... MUSCULOSKELETAL #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
deltoid), Hill-Sachs deformity ... fracture (10%), bony ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Ligament • Bone ... tenderness - No joint deformity ... the subchondral bone ... #Joint #Pain #MSK ... #differential #diagnosis
Common Forms of Arthritis in the Hands

Acute Rheumatoid Arthritis 
Tender, painful, stiff joints in rheumatoid arthritis,
metacarpophalangeal, and wrist ... a boutonniére deformity ... interphalangeal joints from bony ... #Hands #Types #Rheumatology ... #Forms #Diagnosis