Presents as a photosensitive malar rash that classically spares the nasolabial folds, unlike seborrheic dermatitis which favors them.
Marked by severe pruritus and often prominent eyelid edema, with a history of exposure to airborne allergens.
Presents with intense itching and follows a pattern of contact with a specific allergen, which is not the typical distribution of seborrheic dermatitis.
Distinguished by its distribution, which conforms to the area of contact with an irritant or allergen, and by the presence of vesicles or bullae in acute phases.
An exaggerated sunburn reaction in sun-exposed areas due to a medication, an acute event unlike the chronic nature of seborrheic dermatitis.
While it can affect the face, it is typically more pruritic and less defined, lacking the characteristic greasy scale of seborrheic dermatitis.
A bacterial infection characterized by honey-colored crusts and vesicles, which can be confirmed by a bacterial culture.
Identified by monomorphic papules and pustules with a distinct sparing of the skin directly bordering the lips.
Often called 'sebopsoriasis' when it overlaps, but true psoriasis plaques are typically thicker, more well-demarcated, and have a silvery, not greasy, scale.
Characterized by central facial erythema, telangiectasias, and papulopustules, but lacks the characteristic scale of seborrheic dermatitis.
