19 results
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
) - MSK Radiology ... mass and NO prior signs ... Differential diagnosis ... diffuse chondral disease ... PVNS/Giant Cell Tumor
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... - SLE - Behcet ... - Giant cell tumor ... Effusions #causes #differential ... #diagnosis #msk
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
and diplopia) • Vascular ... disease) Differential ... interferon alfa, or tumor ... azathioprine #Behcet ... diagnosis #management #signs
Diagram of different types of bone tumors that can occur around the knee on XRay -
phase • Paget disease ... blade of grass sign ... Diagnosis #Bony #Differential ... #Radiology #XRay ... #msk #lesions #
Causes of Headache - Differential Diagnosis Algorithm
Primary: Tension, Migraine, Cluster
Extracranial: Medications, Sinusitis, TMJ disorder, Cervicogenic, Glaucoma,
Diagnosis Algorithm ... Glaucoma, Giant cell arteritis ... Vascular: Hypertension ... Toxoplasmosis Tumor ... Primary, Metastatic disease
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Dizziness - Vertigo - Differential ... Diagnosis Algorithm ... • Meniere's Disease ... neurologic symptoms/signs ... - Vascular
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... Sarcoidosis • Neuro Behcets ... Vascular lesions ... Lesions #Brain #differential ... diagnosis #causes #radiology
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
phase • Paget disease ... blade of grass sign ... Lesions #Bony #Differential ... #Diagnosis #Radiology ... #XRay #MSK #pediatrics
Differential Diagnosis of Acute Arthritis

Crystal-induced arthritis: Calcium oxalate, gout, cholesterol, pseudogout, hydroxyapatite crystals

Infectious arthritis: Bacteria, fungi,
Differential Diagnosis ... : Behçet syndrome ... erythematosus,* Still disease ... : Amyloidosis, avascular ... virus infection Tumor
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... • Behcet disease ... • Behcet's syndrome ... Hyper-IgD syndrome • Tumor ... Brucellosis Faget's Sign