33 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... gangrenosum • IBD ... Antiphospholipid-antibody syndrome ... #differential #diagnosis ... #rheumatology
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... - Differential diagnosis ... nummular eczema, tinea ... Pityriasis #rosea #clinical ... #dermatology #photo
Staphylococcal Scalded Skin Syndrome (SSSS)

A 5-year-old girl presents to the ED with a rash that started
Syndrome (SSSS) ... A 5-year-old ... the ED with a rash ... #Clinical #Photo ... Peds #Pediatrics #Dermatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... Demyelinating syndromes ... #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Secondary: CTD: SLE ... Vasculitis: - Ig A (HSP ... Disease • Cogan syndrome ... #dermatology #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Petechial or purpuric rash ... erythematosus [SLE ... #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
can present with rash ... anti-synthetase syndrome ... Classic triad of ILD ... Can also see mechanics ... #rheumatology
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Associated with skin ... block • Sjogren syndrome ... Treatment: • Mild ... #Summary #diagnosis ... #rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... purple, hemorrhagic skin ... Ig A vasculitis/HSP ... Associated - SLE ... #hematology #rheumatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... skin of inflamed ... Variety #type #clinical ... #photo #foot #dermatology