Differential diagnosis of facial erythema are :
-dermatomyositis
-erysipelas
-erysipeloid
-necrotizing fasciitis
-angioedema
-cellulitis
-impetigo
-tinea
-herpes zoster
-systemic lupus erythematosus
-seborrheic dermatitis
-contact dermatitis
-acne rosacea
-dermatomyositis
-erysipelas
-erysipeloid
-necrotizing fasciitis
-angioedema
-cellulitis
-impetigo
-tinea
-herpes zoster
-systemic lupus erythematosus
-seborrheic dermatitis
-contact dermatitis
-acne rosacea