18 results
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Rheumatoid Arthritis ... Involvement, Spares ... , Sicca Syndrome ... Scleritis, Heart Disease ... #RA #diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
and diplopia) • Vascular ... Positive pathergy test ... is a skin prick test ... ) Differential Diagnosis ... #diagnosis #management
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Symptoms of Joint Disease ... trauma (e.g., meniscal ... e.g., congenital hip ... osteopetrosis, avascular ... #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 ... Seronegative Reactive Syndrome ... Ligamentous injuries - Meniscal ... #differential #diagnosis ... #msk #physicalexam
Behcet's Syndrome - Diagnosis
Diagnostic Criteria for Behget's Syndrome (International Study Group for Behget's Disease):
 • Recurrent,
- Diagnosis Diagnostic ... Abnormal pathergy test ... vasculitis) • Arthritis ... and peripheral vascular ... #disease #Diagnosis
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
Viral hepatitis Diagnosis ... Phase: • The short ... acquisition in which no diagnostic ... disease progression ... #HIV #diagnosis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Legg-Calve-Perthes disease ... Herpes zoster - HIV ... - Lyme disease ... extremity #msk #physicalexam
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 ... hyperlipoproteinemia,* meniscal
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Vascular Sludging ... HBV infection, HIV ... • Autoimmune diseases ... arthralgia, and arthritis ... Labs/Diagnosis:
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... and bullous or vesicular ... • Cogan Syndrome ... retinopathy Lab Tests ... Cryoglobulins • HIV