A patient presents with an ulcer in the buccal mucosa which is botheres by a white halo. A biopsy of the ulcer was taken. It showed a lymphocytic infiltrate that was not very dense accompanied by perivasculitis. What disease does the patient have?

A. Erosive Lichen Planus

B. Lichenoid mucositis

C. Benign mucous membrane Pemphigoid

D. Pemphigus vulgaris

An elderly woman comes into your office and complains of painful sores in her mouth. Upon observation, you noticed multiple ulcers, some vesicles and bullae. Direct and Indirect IF revealed a subepthelial cleft. She also had some skine lesions present. What disease does this woman have?

A. Pemphigus vulgaris

B. Benign mucous membrane Pemphigus

C. Bullous Pemphigus

D. Lichen planus

A man presents with painful ulcers. He said that he had been put on corticosteroids and the ulcers had disappeared but are beginning to reappearnow that he is no longer on the drug. Bullae can be seen in his mucosa and when viewed under the microscope there appears to be a slpit in the epithelium. Loose cells are present. Direct IF shows a chicken wire pattern.What disease does he have?

A. Benign mucous membrane Pemphigoid

B. Bullous Pemphigoid

C. Pemphigus vulgaris

D. Recurrent Aphthous stomatitis

A woman has ulcers in her buccal mucosa. Ther are surrounded by a white halo. She also presents with skin lesions some of which have healed leaving behind a scar. The skin of her face is mainly affected and she has no other systemic signs. What disease does she have?

A. Chronic cutaneous Lupus Erythematosus

B. Systemic Erythematosus

C. Lichen Planus

D. Lichenoid Mucositis

You are asked to join a team of doctors and help come up with a diagnosis for a female patient. You are told that she presemts with a superficial yellow-grey ulcer surrounded by an area of erythema. These lesions are very painful and some have healed leaving behind a scar. What do you think this patient has?

A. Herpetiform Aphthuous Ulceration

B. Minor Aphthous

C. Major Aphthuos

D. Canker sores

You are on call at the hospital. A patient walks on with ulcers in his genital area, skin. His eyes also seem affected. He has 10 apthae and said that they have recurred more than 4 times though the year. What is his diagnosis?

A. Recurrent Aphthous stomatitis.

B. Herpetic Lesion

C. Behcet's disease

D. Minor aphthous

While working in the pathology lab. you come across a histological section that shows a target-like, iris lesion. There is an inflammatory infiltrate containing neutrophils,lymphocytes and eosinophils. Perivasculitis can also be seen. What do you think this person has

A. Erythema Multiforme, major

B. Erythema Multifome, minor

C. Steven-Johnson Syndrome

D. Lyell's disease

Four examples of diseases that can results in desquamative gingivitis

1. Erosive Lichen Planus

2. Lichenoid mucositis

3. Graft vs host response

4. Lupus erythematosus

5. Chronic ulcerative stomatitis

6. Pemphigus vugaris

7. BMMP

8. Linear IgA

9. Epidermolysis bullosa acquestra

10. Bullous pemphigoid

11. Primary Herpetic gingivostomatitis

12. Erythema multiforme

Ulcers of this disease can be found in both keratinized and non keratinized mucosa. They are accompanied by symptoms such as fever, malaise and loss of appetite. Histological section shows the presence of tzanck cells and acantholysis of epthelial cells. What disese can this be seen in?

A. Herpes zoster

B. Secondary herpes

C.not cause by a herpes virus

D. Primary herpetic gingivostomatitis