Mcqs (part V) Dermatology

30 Questions | By Icxx | Last updated: Jun 20, 2017

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Questions and Answers

1.

A 7yr. old child presenting with recurrent dry scaly macules (white, small) on face has

Discuss
- A.
  
  Post dermal leishmaniasis
- B.
  
  Pitryasis alba
- C.
  
  Early vitiligo
2.

The test likely to help in diagnosis of a patient who presents with an itchy annular plaque on the face is:
- A.
  
  Gram’s stain
- B.
  
  Potassium hydroxide mount
- C.
  
  Tissue smear
- D.
  
  Wood’s lamp examination
3.

Uses of woods light includes
- A.
  
  Urine examination in phorphyria
- B.
  
  Examination of hair in T. capitis
- C.
  
  Sclerema
- D.
  
  All of the above
- E.
  
  None of the above
4.

A pinkish red fluorescence of urine with wood’s Lamp is seen in
- A.
  
  Lead poisoning
- B.
  
  Porphyria cutanea tarda
- C.
  
  Erythromelagia
- D.
  
  Acrocyanosis
5.

Commonest site of Atopic dermatitis is

Discuss
- A.
  
  Scalp
- B.
  
  Elbow
- C.
  
  Trunk
- D.
  
  Ante cubital fossa
- E.
  
  Face
6.

Atopic dermatitis can be best diagnosed by
- A.
  
  Clinical evaluation
- B.
  
  Patch test
- C.
  
  IgE level
- D.
  
  Skin Biopsy
- E.
  
  IgG level
7.

Kaposis variceliform are seen in:
- A.
  
  Atopic dermatitis
- B.
  
  Dermatitis herpetiformis
- C.
  
  Lymphoma
- D.
  
  Coxsackie Virus
- E.
  
  All of the above
8.

A 25 — year old presents with recurrent episodes of flexural eczema, contact urticaria, recurrent skin infections and severe abdominal cramps and diarrhea upon taking sea foods. He is suffering from:
- A.
  
  Seborrheic dermatitis
- B.
  
  Atopic dermatitis
- C.
  
  Airborne contact dermatitis
- D.
  
  Nummular dermatitis
- E.
  
  Cows milk protein Allergy
9.

Air-borne contact dermatitis can be diagnosed by:
- A.
  
  Skin biopsy.
- B.
  
  Patch test
- C.
  
  Prick test.
- D.
  
  Estimation of serum IgE levels
- E.
  
  Estimation of IgM levels
10.

Contact dermatitis is a type of Hypersensitivity:
- A.
  
  Type I
- B.
  
  Type II
- C.
  
  Type III
- D.
  
  Type IV
11.

Berloque dermatitis is due to contact with:
- A.
  
  Metals
- B.
  
  Cosmetics
- C.
  
  Food
- D.
  
  Plants
- E.
  
  Fish
12.

The treatment of choice for erythrodermic psoriasis is :
- A.
  
  Corticosteroids
- B.
  
  Methotrexate
- C.
  
  Coaltar topically
- D.
  
  Topical corticosteroids
- E.
  
  Systemic steroids
13.

Koebners phenomenon is seen in:

Discuss
- A.
  
  Lichen planus
- B.
  
  Psoriasis
- C.
  
  Icthyosis
- D.
  
  Pitriasis rubra
- E.
  
  Phemphigus
14.

Which of the following is pruritic:
- A.
  
  Lichen planus
- B.
  
  Psoriasis
- C.
  
  Icthyosis
- D.
  
  Secondary syphilis
15.

Photochemotherapy is used in:
- A.
  
  Psoriasis
- B.
  
  Phemphigus
- C.
  
  Tinea capitis
- D.
  
  Tinea cruris
16.

All are common of psoriasis except:

Discuss
- A.
  
  Nail changes
- B.
  
  Extensor distribution
- C.
  
  Arthritis
- D.
  
  Squamo erythematous lesions
17.

Psoriasis is characterised by all the following except:
- A.
  
  Definite pink plaque with clear margin
- B.
  
  Always associated with nail infection
- C.
  
  In children disappears in 2 weeks to reappear again
- D.
  
  Involves knees and elbows
18.

Psoriasis is exacerbated by:

Discuss
- A.
  
  Lithium
- B.
  
  B-Blockers
- C.
  
  Antimalarials
- D.
  
  All of the above
- E.
  
  None of the above
19.

The important feature of psoriasis is:
- A.
  
  Crusting
- B.
  
  Scaling
- C.
  
  Oozing
- D.
  
  Erythema
20.

Vitamin D analogue calcitriol is useful in the treatment of :
- A.
  
  Lichen planus
- B.
  
  Psoriasis
- C.
  
  Pemphigus
- D.
  
  Leprosy
21.

Kobner’s phenomenon is seen in:

Discuss
- A.
  
  Urticaria
- B.
  
  Herpes simplex
- C.
  
  Human papilloma virus infection
- D.
  
  Psoriasis
- E.
  
  All the above
22.

All the following are causes for Erythroderma except?
- A.
  
  Psoriasis
- B.
  
  Lichen planus
- C.
  
  Eczema
- D.
  
  Pityriasis rubra pilaris
- E.
  
  Pityriasis versicoior
23.

Bulkeley membrane is seen in:
- A.
  
  Psoriasis
- B.
  
  Pemphigus
- C.
  
  Tinea
- D.
  
  Pityriasis rubra
24.

Pitting of nails is seen in :
- A.
  
  Lichen planus
- B.
  
  Psoriasis
- C.
  
  Phemphigus
- D.
  
  Arsenic poisoning
- E.
  
  Leprosy
25.

Tinea ungium effects
- A.
  
  Nail fold
- B.
  
  Nail plate
- C.
  
  Joints
- D.
  
  Inter digital space
26.

Least common site involvement in psoriasis is :
- A.
  
  Scalp
- B.
  
  Nail involvement
- C.
  
  CNS involvement
- D.
  
  Arthritis
27.

Which of the following is a wrong statement :
- A.
  
  Koilonychia in Vit B12 deficiency
- B.
  
  Oncholysis in Psoriasis
- C.
  
  Mees lines in Arsenic poisoning
- D.
  
  Pterygium of nails in Lichen Planus
28.

A middle aged man presents with paraesthesia of hands and feet. Examination reveals presence of `Mees’ lines in the nails and rain drop pigmentation in the hands. The most likely causative toxin for the above mentioned symptoms is :

Discuss
- A.
  
  Lead
- B.
  
  Arsenic
- C.
  
  Thallium
- D.
  
  Mercury
- E.
  
  Carbon monoxide
29.

Compy’s sign (white patches due to degenerated squamous epithelium occurring on buccal Mucosae and gums) is seen in:
- A.
  
  Moniliasis
- B.
  
  Pemphigus
- C.
  
  Lichen planus
- D.
  
  Measles
- E.
  
  Rubella
30.

Civatte bodies are found in :
- A.
  
  Lichen planus
- B.
  
  Psoriasis
- C.
  
  Dermatophytosis
- D.
  
  Vitiligo

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