Follicular dermatitis is an inflammation of the skin follicles due to infection, fungi, viruses or allergens on their surface. This form of dermatitis is characterized by the formation of small nodules, blisters and pustules that can appear on the skin throughout the body, including the face, neck, arms and legs. When suffering from follicular dermatitis, the skin may have different colors and shades, depending on the type of irritant and the stage of the disease. Below is a brief description of the disease.