11 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 ... box, pain with wrist ... MH/CCF/CWRU EM ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
On lateral wrist ... articulate with the distal ... articulates with the distal ... MH/CCF/CWRU EM ... Orthopedics #Sports #MSK
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
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
fractured carpal bone ... common carpal bone ... MH/CCF/CWRU EM ... Scaphoid #Fracture #Wrist ... Orthopedics #Sports #MSK
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... fractured long bone ... Trauma to Vessel (dislocation ... Vascular #JointPain #MSK ... #Differential #
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... HSV, Varicella, EBV ... fracture - Patellar dislocation ... - Aneurysmal bone ... #diagnosis #msk
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Tissue Lesions - Differential ... Diagnosis Algorithm ... • Sprain • Dislocation ... SoftTissue #Lesions #MSK ... #Differential #
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
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Limp - Differential ... Diagnosis Algorithm ... Tendon Rupture, Dislocation ... Deformity #Limp #MSK
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Diagnosis Algorithm ... HBV, HCV, HEV, EBV ... NASH, Chronic viral ... hemolysis) • ALP: Bone