What is the most common malignant lesion affecting the oral cavity?

Squamous-cell carcinoma of the tongue is the most common oral malignancy, accounting for 25-40% of all oral carcinomas.

What is foliate Papillitis?

Foliate papillitis is one of the painful swellings located at the posterior lateral margin of the tongue. Foliate papilla is covered by thin muosa, which when inflamed ruptures exposing the underlying foliate papilla. These exposed papilla may get secondarily infection leading to pain and swelling.

What causes oral keratosis?

Parafunctional habits whereby there is constant rubbing, chewing or sucking of the oral mucosa against the teeth can result in keratoses of the buccal mucosa (morsicatio buccarum), tongue (morsicatio linguarum) and lip [5].

Are lesions in the mouth cancerous?

Most oral lesions are traumatic in nature and have no potential for cancer (Figure A). However, some oral lesions have an appearance which may raise suspicion by the dentist.

What is the most common type of oral lesion?

Recurrent minor aphthous stomatitis, typically referred to as canker sores, is the most common recurrent lesion in the mouth, with a higher incidence in females.

What does foliate papillae look like?

Foliate papillae appear as 3 to 4 small folds on the side of the back of the tongue. They are a pinkish red, soft, and contain taste buds. They may also contain lymphoid tissue and appear yellowish beige in colour.

What are the 3 types of papillae?

The three types of papillae are:

  • fungiform (mushroom like)
  • filiform (filum – thread like)
  • circumvallate.

What is keratosis oral?

Definition. Stomatitis nicotina (known as smoker’s palate, smoker’s keratosis, nicotinic stomatitis, stomatitis palatini, leukokeratosis nicotina palate) is a diffuse white lesion covering most of the hard palate, typically related to pipe or cigar smoking.

What is the most common oral lesion?