<unk>  which is a subtype of irritant contact cheilitis is caused by an exogenous factor rather than an endogenous one. Irritant contact cheilitis can be separated into different reaction types, so it is an umbrella term and further evaluations are usually needed to properly classify the presenting condition. Cheilitis can have many causes and subtypes, so creating a standard classification and diagnostic procedure is difficult. Since this disease is so broad, it is also best practice to have a multidisciplinary approach to it to rule out the possibility of other diseases that may present as irritant contact cheilitis. The results are usually reproducible but sometimes lack clinical manifestation. Irritant contact cheilitis can also lead to eczematous dermatitis around the mouth as far as the tongue reaches Irritant contact cheilitis is a subtype of contact dermatitis. Contact dermatitis has many different subtypes that are caused by different irritants or exposures and have different immunological mechanisms. Since contact dermatitis is so broad, different subtypes can manifest simultaneously and presenting symptoms can overlap. Specific testing and evaluations using patch testing and allergy tests are best used to determine the irritant causing contact dermatitis.
Lip licker's dermatitis
African blackwood dermatitis
Lacquer dermatitis
Diabetic dermadrome
Phototoxic tar dermatitis
Abietic acid dermatitis
Cat-scratch disease
Blister beetle dermatitis