9 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 ... Carpal #Radiology #XRay
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 ... Carpal #Radiology #XRay
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 ... IPJoint #Radiology #XRay
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
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 ... Elbow #Radiology #XRay
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 ... - Aneurysmal bone
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Finger deformity caused ... disruption (may be bony ... extensor tendon distal ... MH/CCF/CWRU EM ... Finger #Radiology #XRay
Acute Liver Injury - Differential Diagnosis Algorithm

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

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
decreased muscle tone ... Non-compressive Spinal Cord Causes ... Infections: - Viral ... Mycoplasma, Influenza, EBV ... differential #algorithm