11 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Splenomegaly - CTD (SLE ... Kasabach-Merritt syndrome ... Associated - SLE ... mountain spotted fever
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
) General: Fever ... Butterfly rash, Vasculitis ... Demyelinating syndromes ... erythematosus #signs ... #symptoms #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... : • Fevers • ... purpura: strong sign ... , and SLE) • Urinalysis ... #rheumatology #
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 Diagnosis ... Fever/Chills/Joint ... arthritis - SLE ... #msk #physicalexam
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... Causes: - Idiopathic ... , breast CA - Hematologic ... Leukocytoclastic vasculitis ... #diagnosis #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... diseases, such as SLE ... purpura: Strong sign ... tract, and often causes ... #Rheumatology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Criteria: • Sensory ... • Bilateral signs ... • Infectious causes ... Mycoplasma - Leptospirosis ... - Sjogren - Vasculitis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Arthritis Differential Diagnosis ... noninflammatory Signs ... weeks) Can Be Caused ... arthritis • SLE ... #MSK #rheumatology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... ) • Cutaneous vasculitis ... Nephrogenic DI Hematologic ... : 2% Systemic Vasculitis ... phenomenon (16%) MSK
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
• Autoimmune (SLE ... night sweats, fever ... valvular disease • Vasculitis ... Cholesterol emboli syndrome ... → TEE • Duke Criteria