8 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... B19 infection Malar ... lesions • Discoid lupus ... dermatology #joint #pain ... differential #diagnosis #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... & NPSLE rare, Malar ... Lupusreference #druginduced ... #lupus #sle #comparison ... #table #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: ... Butterfly rash, Vasculitis ... lesions Abdominal pain ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Non-autoimmune rheumatologic ... Arthritis: • Joint pain ... Photosensitivity • Malar ... : • Symptoms limited
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... such as systemic lupus ... Presentation - Systemic Symptoms ... , and SLE) • Urinalysis ... differential #diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... healthy adults, and should ... context of other symptoms ... erythematosus (SLE ... ANA #patterns #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... Presentation: Systemic Symptoms ... proximal muscles of shoulder ... • Progressive symptoms ... Differential #Diagnosis #Rheumatology
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
Constitutional symptoms ... & NPSLE rare, Malar ... is rare in DIL, SCLE-DIL ... Lupusreference #DrugInduced ... #Lupus #DIL #rheumatology