29 results
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... , Polymyositis/Dermatomyositis ... Antinuclear #Antibodies #ANA ... #patterns #rheumatology ... #diagnosis #differential
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 ... #causes
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... : The ANA patterns ... , Polymyositis/Dermatomyositis ... #patterns #rheumatology ... #diagnosis #differential
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... Diagnosis Algorithm ... #Eczematous #SkinRash ... #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Diagnosis Framework ... Capitis - Skin ... Disease: Discoid lupus ... Scarring Alopecia: Lupus
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... - Differential ... drinks • Perioral Dermatitis ... #Pustular #SkinRash ... #causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Christmas tree pattern ... soles • Discoid Lupus ... Papulosquamous #SkinRash ... #causes
Great Mimickers - SHALLOTS Mnemonic

S- Syphilis - Neurosyphilis, aortitis, gummas... Granulomas can form anywhere! Skin, mucosa,
Skin, mucosa, joints ... HIV - Hepatitis, dermatitis ... Could be lupus in ... SHALLOTS #Mnemonic #Diagnosis ... #Differential #
MIAMI Mnemonic for Differential Diagnosis of Lymphadenopathy
Malignancies
 - Kaposi sarcoma, leukemias, lymphomas, metastases, skin neoplasms
Infections
 -
lymphomas, metastases, skin ... venereum, primary and ... disorders - Dermatomyositis ... disease, systemic lupus ... sarcoidosis Iatrogenic causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
causes arthritis ... such as systemic lupus ... ) pattern: antibodies ... #diagnosis #rheumatology ... #classification