Morsicatio mucosae oris

Morsicatio mucosae oris--a chronic oral frictional keratosis, not a leukoplakia.

PURPOSE Morsicatio mucosae oris (MMO) presents as white papules and plaques that may resemble leukoplakia, and are often biopsied. The objective of this study is to document the clinical features and histopathology of MMO and to reevaluate the prevalence of dysplasia and/or cancer when this frictional keratosis is removed from the category of leukoplakia. MATERIALS AND METHODS Cases that were...

Three Cases of 'Morsicatio Labiorum'

Morsicatio labiorum is a form of tissue alteration caused by self-induced injury, mostly occurring on the lips, and is considered to be a rarely encountered mucocutaneous disorder. Clinically, it is a macerated grey-white patch and plaque of the mucosa caused by external stimuli (self-induced injury) such as habitual biting, chewing, or sucking of the lip. It is often confused with other dermat...

Noma (cancrum oris).

Noma is an opportunistic infection promoted by extreme poverty. It evolves rapidly from a gingival inflammation to grotesque orofacial gangrene. It occurs worldwide, but is most common in sub-Saharan Africa. The peak incidence of acute noma is at ages 1-4 years, coinciding with the period of linear growth retardation in deprived children. Noma is a scourge in communities with poor environmental...

Mucosae, allergy and probiotics.

Cancrum Oris and Allied Conditions

The subject of gangrenous stomatitis does not appealto have received the attention it deserves from the general medical profession. Diverse ideas about its incidence and etiology are still current in different parts of the world. The descriptions given in the various recognized testbooks of medicine, written both in the old and new world, are of little help to a medical man practising in the tr...