22 results
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Mallet finger - injury ... collateral ligament Bennet ... Terry thomas sign ... Radiology #Wrist #differential ... #diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Diagnosis Framework ... bearing after injury ... arthritis - SLE - Behcet ... #physicalexam
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
to local skin injury ... in Behcet syndrome ... is a skin prick test ... disease) Differential ... #management #signs
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
alternating light test ... It is a clear sign ... very sensitive diagnostic ... afferent pathway injury ... Pupils #MacrusGunn #PhysicalExam
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... to diagnosis scapholunate ... • Due to injury ... ("Terry Thomas sign ... MH/CCF/CWRU EM Res
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... can't make A-OK sign ... brachial artery injury ... syndrome • ED Management ... Radiology #XRay #Diagnosis
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
anterior sail sign ... radioulnar joint injury ... fracture • ED Management ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
can't make A-OK sign ... ), ligamentous injury ... brachial artery injury ... fracture • ED Management ... Radiology #XRay #Diagnosis
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... sensory • Before diagnosis ... Straight Leg Raise Test ... pathophysiology #differential ... #diagnosis #signs
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... Diagnosis Framework ... • Symptoms and signs ... below the site of injury ... - Sarcoidosis, Behcet