37 results
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 ... Effusions: - Hematologic ... #differential #diagnosis ... #msk #physicalexam
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Arthralgia/arthritis, Skin ... Differential Diaqnoses ... Coxsackie, CMV, EBV, HIV ... #diagnosis #management ... #treatment #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Vasculitis: - Ig A (HSP ... Vasculitis: • Behcet Disease ... • Cogan syndrome ... #differential #diagnosis
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Associated with skin ... block • Sjogren syndrome ... Treatment: • ... #SLE #Summary #diagnosis ... #rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... purple, hemorrhagic skin ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Ig A vasculitis/HSP
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
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Lacrimal swelling • Skin ... Diagnosis: • Dry ... amyloidosis, PAH Skin ... Nephrogenic DI Hematologic ... Adenocarcinoma Treatment
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
response to local skin ... retinal damage) • Skin ... test (this is a skin ... Arthritis, AS Treatment ... signs #symptoms #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Scleroderma Thickened skin ... Heberden's nodes (DIP ... Bouchard's nodes (PIP ... #differential #diagnosis ... #rheumatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
with systemic disease ... , breast CA - Hematologic ... Leukemia cutis Diagnosis ... Treatment: - Systemic ... #diagnosis #dermatology