Pg Blazer - Online Test Series 32 - Dermatology

10 Questions | By Pgblazer | Last updated: Jan 29, 2013

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Subject wise MCQ test - Dermatology. For more online practice tests, go to PG Blazer Online Test Series

Questions and Answers

1.

Air borne contact dermatitis can be diagnosed by:

Discuss
- A.
  
  Skin biopsy
- B.
  
  Patch test
- C.
  
  Prick test
- D.
  
  Estimation of serum IgE levels
2.

A patient had seven irregular hyperpigmented macules on the trunk and multiple small hyperpigmented macules in the axillae and groins since early childhood. There were no other skin lesions. Which is the most likely investigation to support the diagnosis?

Discuss
- A.
  
  Slit lamp examination of eye
- B.
  
  Measurement of intraocular tension
- C.
  
  Examination of fundus
- D.
  
  Retinal artery angiography
3.

Pterygium of nail is characteristically seen in:
- A.
  
  Lichen planus
- B.
  
  Psoriasis
- C.
  
  Tinea unguium
- D.
  
  Alopecia areata
4.

A 24-year old unmarried woman has multiple nodular, cystic, pustular and comedonal lesions on face, upper back and shoulders for 2 years. The drug of choice for her treatment would be:

Discuss
- A.
  
  Acitretin
- B.
  
  Isotretinoin
- C.
  
  Doxycycline
- D.
  
  Azithromycin
5.

A 45 year old farmer has itchy erythematous papular lesions on face, neck, ‘V‘ area of chest, dorsum of hands and forearms for 3 years. The lesions are more severe in summer and improve by 75% in winter. The most appropriate test to diagnose the condition would be:

Discuss
- A.
  
  Skin biopsy
- B.
  
  Estimation of IgE levels in blood
- C.
  
  Patch test
- D.
  
  Intradermal prick test
6.

A 6 month old infant had itchy erythematous papules and exudative lesions on the scalp, face, groins and axillae for one month. She also had vesicular lesions on the palms. The most likely diagnosis is:

Discuss
- A.
  
  Congenital shypilis
- B.
  
  Seborrheic dermatitis
- C.
  
  Scabies
- D.
  
  Psoriasis
7.

In which of the following conditions Parakeratosis most frequently occurs?
- A.
  
  Actinic keratoses
- B.
  
  Seborrheic keratoses
- C.
  
  Molluscum contagiosum
- D.
  
  Basal cell carcinoma
8.

A 16 year-old boy presented with asymptomatic, multiple, erythematous, annular lesions with a collarette of scales at the periphery of the lesions present on the trunk. The most likely diagnosis is:

Discuss
- A.
  
  Pityriasis versicolor
- B.
  
  Pityriasis alba
- C.
  
  Pityriasis rosea
- D.
  
  Pityriasis rubra pilaris
9.

All of the following drugs are effective in the treatment of pityriasis versicolor except:
- A.
  
  Selenium sulphide
- B.
  
  Ketoconazole
- C.
  
  Griseofulvin
- D.
  
  Clotrimazole
10.

An 8 year old boy from Bihar presents with a 6 months history of an ill defined, hypopigmented slightly atrophic macule on the face. The most likely diagnosis is:

Discuss
- A.
  
  Pityriasis alba
- B.
  
  Indeterminate leprosy
- C.
  
  Morphea
- D.
  
  Calcium deficiency

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