Oral Pathology: Leukoedema

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Questions and Answers

Which of the following conditions is characterized by an increase in thickness of the epithelium with broad and elongated rete ridges?

  • Leukoedema (correct)
  • Oral Hairy Leukoplakia
  • Dyskeratosis Congenita
  • White Sponge Nevus

What is the clinical feature of Oral Hairy Leukoplakia (OHL) that distinguishes it from other white lesions?

  • It appears on the lateral border of the tongue
  • It has a shaggy surface (correct)
  • It can be rubbed off
  • It is asymptomatic

Which of the following conditions is caused by Epstein Barr virus (EBV)?

  • White Sponge Nevus
  • Leukoedema
  • Dyskeratosis Congenita
  • Oral Hairy Leukoplakia (correct)

What is the characteristic histopathological feature of Oral Hairy Leukoplakia (OHL)?

<p>Nuclear beading and corrugations (C)</p> Signup and view all the answers

What is the diagnosis of Leukoedema confirmed by?

<p>Disappearance of the lesion when stretched (C)</p> Signup and view all the answers

Which of the following conditions is characterized by a bandlike zone of lightly stained cells with abundant cytoplasm in the upper spinous layer?

<p>Oral Hairy Leukoplakia (D)</p> Signup and view all the answers

What is the significance of discovering Oral Hairy Leukoplakia (OHL) in 'normal' patients?

<p>It is a sign of severe immunosuppression (D)</p> Signup and view all the answers

Which of the following conditions is characterized by the absence of dysplasia?

<p>Oral Hairy Leukoplakia (C)</p> Signup and view all the answers

Which of the following statements about candidiasis is true?

<p>It is caused by the yeast-like fungal organism Candida albicans (A)</p> Signup and view all the answers

What is the characteristic of pseudomembranous candidiasis?

<p>It has a white, curd-like appearance (D)</p> Signup and view all the answers

Which of the following groups may be more susceptible to candidiasis?

<p>Infants (A)</p> Signup and view all the answers

What is the composition of the white plaques in pseudomembranous candidiasis?

<p>Tangled masses of hyphae, desquamated epithelial cells, and debris (A)</p> Signup and view all the answers

How can the white plaques in pseudomembranous candidiasis be removed?

<p>By using a tongue blade or rubbing with a dry gauze (A)</p> Signup and view all the answers

What is the name of the fungal organism that causes candidiasis?

<p>Candida albicans (D)</p> Signup and view all the answers

What is the name of the method that can be used to demonstrate EBV?

<p>PCR and immunohistochemistry (A)</p> Signup and view all the answers

What is the term for the white plaques that resemble curdled milk on the oral mucosa?

<p>Thrush (D)</p> Signup and view all the answers

What is the primary characteristic of Leukoedema in terms of its appearance?

<p>Diffuse, greyish white appearance (B)</p> Signup and view all the answers

Which of the following is a hereditary condition characterized by a white sponge-like appearance?

<p>White Sponge Nevus (B)</p> Signup and view all the answers

What is the primary difference between Leukoedema and White Sponge Nevus?

<p>Appearance of the lesions (D)</p> Signup and view all the answers

Which of the following is an infectious cause of white oral lesions?

<p>Candidiasis (B)</p> Signup and view all the answers

What is the primary characteristic of Oral Hairy Leukoplakia in terms of its appearance?

<p>Hairy Appearance (C)</p> Signup and view all the answers

Which of the following is NOT a hereditary condition?

<p>Oral Hairy Leukoplakia (B)</p> Signup and view all the answers

What is the primary characteristic of Dyskeratosis Congenita?

<p>Unknown, but it is a hereditary condition (B)</p> Signup and view all the answers

Which of the following conditions is known to have a bilateral and asymptomatic presentation?

<p>Leukoedema (D)</p> Signup and view all the answers

Which of the following features distinguishes lupus erythematosus from oral lichen planus?

<p>Patchy deposits on staining by PAS stain (A)</p> Signup and view all the answers

What is the typical duration of a patch in geographic tongue?

<p>One week (B)</p> Signup and view all the answers

What is the cause of the elevated yellowish border in geographic tongue?

<p>Hyperplasia of the filiform papillae (B)</p> Signup and view all the answers

What is the characteristic histopathological feature of geographic tongue?

<p>All of the above (D)</p> Signup and view all the answers

What is the color of the hairy tongue?

<p>Various shades of brown or black (A)</p> Signup and view all the answers

What is the treatment for geographic tongue?

<p>No treatment is required (D)</p> Signup and view all the answers

What is the histopathological feature of lupus erythematosus?

<p>All of the above (D)</p> Signup and view all the answers

What is the characteristic appearance of hairy tongue?

<p>Hair-like appearance on the dorsal surface of the tongue (A)</p> Signup and view all the answers

Which of the following conditions is known to disappear upon stretching the mucosa?

<p>Leukoedema (B)</p> Signup and view all the answers

Oral hairy leukoplakia is caused by which virus?

<p>Epstein Barr Virus (A)</p> Signup and view all the answers

Which oral condition is often mistaken for lichen planus but is actually induced by medications?

<p>Lichenoid mucositis (D)</p> Signup and view all the answers

Which condition represents the oral manifestation of psoriasis?

<p>Geographic tongue (C)</p> Signup and view all the answers

Which condition is characterized by fine lacelike network of white lines on the buccal mucosa?

<p>Lichen planus (A)</p> Signup and view all the answers

What is Fordyce granule due to?

<p>Presence of sebaceous glands in mucous membrane (D)</p> Signup and view all the answers

Which of the following infections is the most common oral fungal infection in humans?

<p>Candidiasis (C)</p> Signup and view all the answers

Which condition is associated with Epstein Barr virus in the context of immunocompromised patients such as those with HIV?

<p>Oral hairy leukoplakia (D)</p> Signup and view all the answers

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