17 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... lesions • Discoid lupus ... #rashes #differential ... #diagnosis #rheumatology
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
: 2-8 weeks • Rash ... : 4-28 days • Rash ... : Painful erythematous ... Syndrome #SJS #TEN #comparison ... #table #dermatology
Severe Drug Rashes - Comparison - DRESS | SJS/TEN | AGEP | Erythroderma

DRESS 
 - Onset:
- Comparison - ... - Features: Erythematous ... >90% of total skin ... #Comparison #TABLE ... Dermatology #Emergency #Differential
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Diagnosis Malar rash ... raised rash in ... Discoid rash: ... serpentinous like rash ... #differential #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
evidence of (fatigue, rash ... eruption - Butterfly rash ... Photosensitive rash ... permanent alopecia Differential ... Photosensitivity • Malar rash
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... 69% - Malar rash ... Auto-Antibodies: - ANA ... Diagnosis and Lupus ... #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... Erythematosus ( ... Manifestations: Malar rash ... #sle #comparison ... #table #rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
everywhere) 2) A rash ... the face (many differential ... annular rash on ... clues #system #erythematosus ... #rheumatology
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
muscle weakness, rash ... • +ANA, +Anti-Smith ... Myopathies #myopathy #differential ... #diagnosis #comparison ... #rheumatology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... of Lumbar Spine and ... arthritis - with the skin ... Erythematosus ( ... like “butterfly rash