11 results
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... - Differential ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #dermatology #Differential
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash ... - Differential ... ) • Nummular Dermatits ... #Eczematous #SkinRash ... #dermatology #Differential
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
muscle weakness, rash ... Anti-retrovirals, Gemcitabine Lupus ... uncommon 5-15% of lupus ... #differential # ... diagnosis #comparison #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
69% - Malar rash ... (aPL) 30-45% Differential ... Erythematosus #Diagnosis #autoantibodies ... symptoms #mimickers #differential ... #rheumatology
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... - Differential ... drinks • Perioral Dermatitis ... #Pustular #SkinRash ... #dermatology #Differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... • Anti-Ro/SSA autoantibodies ... permanent alopecia Differential ... Malignancy (e.g. hematologic ... vein thrombosis Hematologic
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... - Differential ... soles • Discoid Lupus ... Papulosquamous #SkinRash ... #dermatology #Differential
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
late-onset nemaline myopathy ... macular Vasculitis) Autoantibodies ... to cold IgG • Lupus ... Paraproteinemias #Hematology ... #Monoclonal #Differential
Dermatomyositis with heliotrope rash, shawl sign, and Gottron's papules

A middle-aged man describes progressive difficulty combing his
with heliotrope rash ... 1) heliotrope rash ... Nutrient def. w dermatitis ... usually indicates myopathy ... Dermatomyositis #heliotrope #skinrash
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... inflammation Others: • Lupus ... mucositis - Rash ... such as systemic lupus ... #classification