12 results
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... #Antinuclear #Antibodies ... #ANA #patterns ... #rheumatology #diagnosis ... #differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Disease: Discoid lupus ... erythematosus, ... : Lupus erythematosus ... #Differential #
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Erythematosus ... : Non-scarring alopecia ... pericarditis • Hematologic ... Highly specific antibodies ... #diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... erythematosus ( ... erythematosus ( ... #rheumatology #diagnosis ... #differential
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... erythematosus ... planopilaris Pattern ... erythematosus ... #dermatology #Differential
Lupus Classification
Spontaneous Lupus
 - Cutaneous Lupus Erythematosus (CLE)
 - Systemic Lupus Erythematosus 
Drug-Induced Lupus
 - Drug-Induced
Lupus Classification ... Erythematosus ( ... #Classification ... #rheumatology # ... diagnosis #differential
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
• Contact dermatitis ... Bullous systemic lupus ... erythematous ... Vesiculobullous #SkinRash ... #dermatology #Differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... and permanent alopecia ... Differential ... • Nonscarring alopecia ... #Diagnosis #Rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... SLE-Related Auto-Antibodies ... (aPL) 30-45% Differential ... #Erythematosus ... #rheumatology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Christmas tree pattern ... soles • Discoid Lupus ... Erythematous - ... Papulosquamous #SkinRash ... #dermatology #Differential