alopecia areata

A 16 year old girl is seen in clinic as she is concerned due to areas of hair loss on the scalp. Past medical history includes atopic eczema and she has a number of depigmented areas on her hands. What is the most likelydiagnosis?

a ) Alopecia areata.
b ) Hypothyroidism
c ) Seborrhoeic dermatitis
d ) SLE
Ans:-a

exp:-alopecia areata
This girl has a compination of vitaligo and alopecia areata which can sometime co exist and have a similar autoimmune aetiology. Discrete areas of hair loss and normal texture on the scalp are highly suggestive of alopecia areata.

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dermatology mock tests for medical students

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sle

A girl aged 19, presents with arthritis and a photosensitive rash on the

cheek. Likely diagnosis is:

A. SLE

B. Chloasma

C. Stevens Johnson syndrome

D. Lyme’s disease

Ans. A

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pigmentation

 A 19 year old pregnant girl presents with light brown pigmentation over

the malar eminences. Most likely diagnosis is:

A. Chloasma

B. SLE

C. Melasma

D. Melanoma

Ans. A

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leishmaniasis

A 20 years old, male patient, from jaipur presents with an erythematous

lesion on the cheek with central crusting. Most likely diagnosis is:

A. SLE

B. LUPUS vulgaris

C. Chillblains

D. Cutaneous leishmaniasis

Ans. D

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leprosy

 A boy aged 8 years from Tamil Nadu presents with a white, non anesthetic,

nonscaly, hypopigmented macule on his face. Most likely diagnosis is:

A. Pityriasis alba

B. Pityriasis versicolor

C. Indeterminate leprosy

D. Pure neuritic leprosy

Ans. C

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itchy lesions

An infant presents with itchy lesions over the groin and prepuce. All of

the following are indicated in this patient except:

A. Bathe and apply scabicidal solution

B. Treatment should be extended to all family members

C. Dispose all clothes by burning

D. Start the patient on IV antibiotics

Ans. D

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chancre

A young man aged 19 years develops a painless penile ulcer 9 days after

sexual intercourse with a professional SEX worker. Most likely diagnosis is:

A. Chancroid

B. Herpes

C. Primary chancre

D. Traumatic ulcer

Ans. C

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tinea capitis

 Most common organism causing tinea capitis is:

A. Trichophyton tonsurans

B. Microsporum

C. Epidermophyton

D. Candida albicans

Ans. A

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