Exam 3: White Lesions

A 32-year-old man presented with a 1 * 2 cm macular red-blue lesion in his hard palate. The lesion was asymptomatic and had been present for an unknown duration. He had no dental abnormalities and no significant periodontal disease. This could be all the following except:

Oral epithelial dysplasia may:

A middle-aged man developed multiple flat ulcers in his palate, tongue, and buccal mucosa. The lesions measured approximately 1 cm in diameter and were preceded briefly by bullae. The lesions have been persistent for 6 weeks. He has no skin, eye, or genital lesions. Biopsy shows acantholysis with intraepithelial separation. He most likely has:

Dysplastic changes of oral epithelium can be seen in biopsies of:

Elevated white plaques are seen in the palate of an HIV-positive patient. Under the microscope, scrapings show hyphae and spores among superficial keratinocytes. This confirms which of the following?

A 14-year-old bone marrow transplant patient developed bilateral white lesions of the lateral border of the tongue that measured 1 * 2 cm. Which of the following conditions should receive serious consideration in a clinical differential diagnosis?

A 57-year-old patient presents with bright red mucosa under her 10-year-old maxillary denture. The tissue is painful and has been present for several weeks. The remainder of her examination is negative. This is most likely which of the following?

Appropriate management of geographic tongue is:

Systemic (acute) lupus erythematosus:

What is the most likely cause of lichen planus?

The microscopic feature that accounts for the white clinical appearance of lichen planus is:

Circulating antibodies directed against nuclear and cytoplasmic proteins are seen in which of the following conditions?

Oral candidiasis presents in which of the following ways?

Three small (2 * 2 mm), nodular, nonulcerated, and asymptomatic lesions were found in the floor of the mouth of a 21-year-old man. Microscopically, the lesions were composed of a collection of normal mature lymphocytes with germinal centers. This patient has:

Bilateral buccal mucosa white lesions would least likely be seen in which of the following?

Which of the following microscopic features is responsible for the clinical appearance of Wickham's striae?

The bullous eruption of attached gingiva mediated by autoantibodies directed against basement membrane antigens is known as:

Chronic exposure to sunlight has been implicated in the pathogenesis of which of the following?

Purple to red pruritic patches on lower legs and forearms are the typical cutaneous manifestation of which of the following?

All the following oral diseases have a relatively short (days to weeks) self-limited course except: