11 results
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... Embolism (e.g. fractured ... Trauma to Vessel (dislocation ... /fracture) • Hemarthrosis ... #Orthopedics #Causes
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
lateral wrist XR ... injuries: Carpal fracture ... radial styloid fracture ... MH/CCF/CWRU EM ... Wrist #Carpal #Radiology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Rim/Mid-facial Fracture ... Orbital Floor Fracture ... / Retrobulbar Fracture ... Lens: Cataract, dislocation ... #Causes #Ophthalmology
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
with Hill-Sachs fracture ... the impaction fracture ... Hill-Sachs impaction fracture ... Sachs impaction fracture ... Hill-Sachs impaction fracture
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Diagnosis Algorithm ... a mass as the cause ... Cataract/Lens Dislocation ... Orbital Floor Fracture
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Tissue Lesions - Differential ... Diagnosis Algorithm ... Lesion Bone • Fracture ... Confusion Bone • Fracture ... #Orthopedics #Causes
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... anterior shoulder dislocation ... Differential diagnosis ... BHAGL): Avulsion fracture ... mri #clinical #Radiology
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 ... Intra-articulation fracture ... - Patellar dislocation ... diagnosis #msk #physicalexam
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
- MSK Radiology ... Can get chondral fractures ... Differential diagnosis ... : • Patella fracture ... with or without a fracture
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Rib Fractures Rib ... fractures, though ... is required to fracture ... a lateral rib fracture ... #Radiology #CTChest