11 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Pain Rash ... infection Malar rash ... Antiphospholipid-antibody syndrome ... lesions • Discoid lupus ... differential #diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: ... Photosensitivity, Butterfly rash ... Demyelinating syndromes ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... NPSLE rare, Malar rash ... Manifestations: Malar rash ... #sle #comparison ... #table #rheumatology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
arthritis - (Reiter’s syndrome ... with Systemic Lupus ... Erythematosus (SLE ... should have other symptoms ... like “butterfly rash
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... evidence of (fatigue, rash ... eruption - Butterfly rash ... Photosensitive rash ... Photosensitivity • Malar rash
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
arthritis (sJIA) • Adult-onset ... Petechial or purpuric rash ... erythematosus [SLE ... #Diagnosis #Management ... #Hematology #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 rash ... is rare in DIL, SCLE-DIL ... #DIL #rheumatology ... diagnosis #treatment #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
vesicular eruption - Joints ... mucositis - Rash ... Presentation - Systemic Symptoms ... vasculitis, and SLE ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... , mucositis • Rash ... • Progressive symptoms ... Palpable purpura, joint ... Differential #Diagnosis #Rheumatology
Relapsing Polychondritis

What is it?
Recurrent inflammation of the cartilage in the body (Autoimmune disorder)

Who?
• Most frequently: 40
ethnicities Symptoms ... + Nonspecific symptoms ... such as: • SLE ... Polychondritis #rheumatology ... #diagnosis #management