The tongue is a muscular organ that responsible for taste sensation. Taste buds act as receptors for taste elements that are sweet, bitter, salty, sour and spicy. There are four types of papillae differ in their shape, location and histology which are Filiform papillae, Fungiform papillae, Circumvallate papillae, Foliate papillae. Foliate Papillae: They appear as elongated folds, leaf-like ridges, present in groups on each side at the back of the tongue. They are located at a high-risk site for oral cancer and as they have high tendency to swell, they may be misdiagnosed as tumors. Foliate Papillitis: Papillitis means inflammation of papillae of the tongue.
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Papulokeratotic variant What are fungiform papillae? Fungiform papillae are one of the special types of bumps found on the surface of the tongue. Fungiform papillae contain taste buds especially for bitter taste , temperature receptors and have a good blood supply. They are scattered over the top and sides of the tongue, mainly towards the tip. Usually they are not obvious, being flat and pink.
Who gets transient lingual papillitis and why? It appears to be most common in young women, but all age groups can be affected. The most likely cause of transient lingual papillitis is local irritation or trauma to a fungiform papilla.
However many other possible triggers have been suggested including stress, hormone fluctuations, gastrointestinal upset and specific foods. Eruptive familial lingual papillitis affects young children, and their families. It appears to be most common in Spring, although it can occur all year round. Children in contact with many other children, such as school, kindergarten or day care, appear to be most likely to develop this condition.
A viral cause has been suggested because of the common development of the condition in family members. Fungiform papillary glossitis has been described in patients with a history of eczema , asthma or hayfever.
It may be another name for transient lingual papillitis. These authors suggested the condition is due to increased environmental sensitivity of the tongue, similar to the increased sensitivity of the skin, lungs or nose resulting in eczema, asthma or hayfever respectively. Clinical features of transient lingual papillitis Classic form The classic form of transient lingual papillitis presents as a single painful raised red or white bump on the tongue, usually towards the tip. It lasts days then disappears, often recurring weeks, months or years later.
There is no associated illness or lymph gland enlargement. Less commonly the lesions are more numerous, may disappear within hours or last several days, or may be associated with a burning or tingling sensation. Uncommonly the lesion s may not cause any symptoms. Some reports suggest an association with geographic tongue or scalloped markings on the side of the tongue. Papulokeratotic variant The papulokeratotic variant presents as recurrent multiple white bumps over the tongue that do not cause any symptoms.
They may be persistent. Eruptive lingual papillitis Eruptive lingual papillitis is a systemic illness often associated with fever and lymph gland enlargement. The onset is sudden. An affected child may be reluctant to eat and produces excessive saliva. The tongue shows enlarged inflamed fungiform papillae on the tip and the sides of the tip but not the top. These may look like pustules. Angular cheilitis may be seen.
The illness lasts on average 1 week range days. Recurrences have been reported months later with the same clinical features. Family members, parents and siblings, may develop symptoms on average one week later range days. In adults, the illness presents as a sudden intense burning of the tongue made worse by food. The clinical appearance is the same as in the child. Eruptive lingual papillitis.
The kind that drives you crazy, sometimes to the point where you try to remove it just to get rid of it? Coated with four types of papillae, the tongue is an integral organ within the mouth that assists in taste, speech, chewing and swallowing. They are located on the tip and sides of the tongue, and they are sensitive to taste by distinguishing between sweet, sour, bitter and savory flavors, as well as temperature and touch. Foliate papillae line the sides of the tongue and in front of the circumvallate papillae. When you notice an enlarged papilla develop, it can feel very odd.
Transient lingual papillitis
Structure[ edit ] In living subjects, lingual papillae are more readily seen when the tongue is dry. Filiform papillae are the most numerous of the lingual papillae. They are responsible for giving the tongue its texture and are responsible for the sensation of touch. Unlike the other kinds of papillae, filiform papillae do not contain taste buds. At the tip of the tongue, these rows become more transverse.
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