12 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Pain Rash ... infection Malar rash ... lesions • Discoid lupus ... #pain #skin #rashes ... differential #diagnosis #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Lupus (DIL): ... NPSLE rare, Malar rash ... Erythematosus ( ... Manifestations: Malar rash ... #lupus #sle #comparison
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... Manifestations: Malar rash ... versus DIL • ... #Erythematosus ... Management #Summary #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 ... lesions Abdominal pain ... #erythematosus # ... symptoms #diagnosis #rheumatology
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 ... rashErythematous ... Photosensitivity • Malar rash
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
) Inflammatory joint ... everywhere) 2) A rash ... 6) An annular rash ... clues #system #erythematosus ... #rheumatology
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
muscle weakness, rash ... Rheumatica • Pain ... and/or joint aches ... differential #diagnosis #comparison ... #rheumatology
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
Drug Induced Lupus ... NPSLE rare, Malar rash ... SCLE-DIL (terbinafine ... Lupusreference #DrugInduced ... #Lupus #DIL #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus ... Petechial or purpuric rash ... erythematosus [ ... SLE], AOSD) • Infection ... #Rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... • Systemic lupus ... erythematosus ( ... , and low back pain ... diagnosis #testing #Rheumatology