DERMATOLOGY MCQS – Exercise 11

Q 1. all are associated with pemphigus except

Q 2. a patient with bullous eruption on lower limb and trunk, biopsy shows epidermal bullae. The correct diagnosis is

Q 3. flaccid bullae lesions with oral mucosal lesions.the finding in immunofluorescence is

Q 4. a 56 year old male presents with painful bullous lesion in lower extremity, the most likely diagnosis is

Q 5. most common pemphigus is

Q 6. a 24 year old female has flaccid bullae in the skin and oral erosions. Histopathology shows intraepidermal acantholytic blisters. The most likely diagnosis is

Q 7. tzank cell is a

Q 8. a 40 year old patient had multiple blisters over the trunk and extremities. Direct immunofluorescence studies showed linear IgG deposits along the basement membrane.most likely diagnosis is

Q 9. drug induced pemphigus is most commonly caused by

Q 10. acantholysis is a characteristic of

Q 11. in pemphigus vulgaris antibodies are present against

Q 12. spontaneous remission is most frequent with

Q 13. a 28 year old patient has multiple grouped papulovesicular lesions on both elbows, knees, buttocks and upper back associated with severe itching. The most likely diagnosis

Q 14. mucosa is never involved in which of the following disorders

Q 15. a 45 year old male has multiple grouped vesicular lesions present on the T10 segment dermatome associated with pain. The most likely diagnosis is

Q 16. acantholytic cells are

Q 17. sub epidermal bullae on trunk and flexure surface with linear C3/IgG basement membrane deposits are feature of

Q 18. A patient is presenting with non-pruritic, painless erythema surrounded by vesicles with erythematous halo on face and hand . There is history of drug intake for fever 2 weeks back. The patient is suffering from

Q 19. a 30 year old male had severely itchy papulovesicular lesions on extremities, knees, elbows and buttocks for one year. Direct immunofluorence staining of the lesions showed IgA deposition at dermoepidermal junction. The most probable diagnosis is

Q 20. treatment of choice for dermatitis herpetiformis

Q 21. IgA disease includes

Q 22. loss of intercellular cohesion between keratinocytes is called as

Q 23. a 40 year male presenting with painful flaccid vesicles on face and oral mucosa with assymetric distribution. Immunofluorescence shows interacelllula IgG deposition in epidermis. Diagnosis is

Q 24. a 85 year old female with Nikolsky sign negative , blisters on thigh and trunk , lesions come on and off. What is the cause

Q 25. a 50 year old male known case of myasthenia with erythemated shallow erosions with few blisters And scales. Oral mucosa is not involved immunopathology demonstrates IgG depsotion on keratinocytes and auto antibodies against Dsg-1. The diagnosis is

Q 26. acantholytic cells in pemphigus is

Q 27. A 23 year old lady presents with vesicular lesion in the buccal mucosa and crusted lesion on the skin, possible diagnosis is

Q 28. a female presents with persistent painful oral lesions , with acantholytic cells. Most likely diagnosis is

Q 29. pemphigus vulgaris include all except

Q 30. gluten free diet is beneficial in