10 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Scapholunate Dissociation ... scapholunate dissociation ... perilunate or lunate dislocation ... or dislocation) ... #Scapholunate #Dissociation
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
: Scapholunate dissociation ... , perilunate dislocation ... associated scapholunate dissociation ... MH/CCF/CWRU EM ... #Diagnosis #Management
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
carpal bone. ... injuries: Perilunate dislocation ... MH/CCF/CWRU EM ... #Radiology #XRay ... #Diagnosis #Management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Perilunate Dislocation ... In perilunate dislocation ... summary: • Dorsal dislocation ... MH/CCF/CWRU EM ... #Perilunate #Dislocation
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential Diagnosis ... Algorithm - ... Disruption • Trauma ... to Vessel (dislocation ... #Causes
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Essentials - Spinal Trauma ... : Don't cause spinal ... • Vertebral canal ... Bilateral facet joints dislocation ... #Orthopedics #diagnosis
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
- Differential Diagnosis ... Algorithm Surface ... alkali) Blunt Trauma ... Lens: Cataract, dislocation ... #Algorithm #Causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... Algorithm Clinical ... Cataract/Lens Dislocation ... Orbital Floor Fracture ... #Algorithm #Causes
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Poliomyelitis Activity/ Trauma ... Greater Trochanter Fracture ... • Hip dislocation ... pathophysiology #causes ... symptoms #signs #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... Hamilton, MD (EM ... suffered no head trauma ... This post will focus ... #Radiology #CTChest