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Dermatology

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Alopecia

Question
11 out of 15
 

Cicatricial alopecia is seen in (AIIMS Nov 2013)



A Taenia capitis

B Psoriasis

C Discoid lupus erythematosus

D Alopecia areata

Ans. C
[Discoid lupus erythematosus]

Causes of Non-cicatricial alopecia

1). Physiologic alopecia of infants, post-partum alopecia,

2). Alopecia-areata

3). Telogen effluvium

4). Infections – eg. dermatophytosis (T. capitis), bacterial and spirochaetal

5). Chemical and drugs eg. Thallium, heparin, cancer chemotherapeutic compounds, hypervitaminosis

6). Self-induced physical trauma eg. Trichotillomania, scratching neurodermatitis

7). Endocrinopathy eg. Hypothyroidism, hyperthyroidism, hypopituitarism, hypo and hyperparathyroidism

8). Physical agents eg. Mild trauma, epilating dose of X-ray short term hair traction

9). Serious systemic disease eg. SLE, dermatomyositis lymphoma.

Cicatricial alopecia

1). Physical trauma ego Overdose of X-rays, buns, long term traction on hair

2). Infection - Bacterial e.g. Leprosy, T.B.- late secondary and tertiary syphilis, folliculitis , dissecting folliculitis, carbuncles, dermatophytosis e.g. Zoophilic fungi, viral e.g. Herpes-zoster recurrent herpes simplex

3). Chemical injury by caustics

4). Cutaneous disease e.g. DLE, pseudopelade, follicular lichen planus

5). Destructive neoplasm and granulomas

6). Psychogenic conditions e.g. neurotic excitatory factitial injury to the skin.

Alopecia Flashcard List

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