9 results
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... (SLE) General: ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... erythematosus #signs
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... disease (10%) : SLE ... #semiology #signs ... lesions #diagnosis #clinical ... pathology #lesions #differential
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 ... 3) Limb oedema leading ... 6) An annular rash ... #diagnosis #sle
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... ) Suspect: Clinical ... permanent alopecia Differential ... Malignancy (e.g. hematologic ... lymphoproliferative syndrome Clinical
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... mucositis - Rash ... such as systemic lupus ... purpura: strong sign ... , and SLE) • Urinalysis
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
manifestations: from easy bruising ... purpura to mucosal bleeding ... Petechial or purpuric rash ... SJIA], systemic lupus ... erythematosus [SLE
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
Bleeding and Bruising ... of Hemostasis - Differential ... discern these causes ... integrity == • Vasculitis ... Diagnosis #Hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
immune system, leading ... • They can cause ... Cryoglobulins Cause ... Syndrome: • Clinical ... (e.g. systemic lupus
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... diseases, such as SLE ... purpura: Strong sign ... , mucositis • Rash ... tract, and often causes