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Scalp conditions
  1. Vânia Oliveira Carvalho,
  2. Jandrei Rogério Markus,
  3. Renata Robl,
  4. Marjorie Uber,
  5. Kerstin Taniguchi Abagge,
  6. Leide Parolin Marinoni
  1. Division of Pediatric Dermatology, Department of Pediatrics, Federal University of Paraná, Hospital de Clínicas da UFPR, Curitiba, Paraná, Brazil
  1. Correspondence to Vânia Oliveira Carvalho, Pediatric Dermatology, Hospital de Clinicas - UFPR, Rua Richard Strauss 62, Vista Alegre, Curitiba/Paraná, CEP 80.820-110, Brazil; rcarvalho50{at}

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Answers to the following questions can be found on page ▪▪▪.

Select one best answer from the following:

  1. Seborrhoeic dermatitis

  2. Scalp psoriasis

  3. Kerion celsi

  4. Trichotillomania

  5. Alopecia areata

  6. Tinea capitis

Question 1

Case 1: A 5-year-old boy presented with a 30-day history of an asymptomatic area of brittle, lustreless hair, which broke easily after emergence from the scalp. He had no significant past medical history. His family had acquired a domestic cat 2 months previously, which was healthy and had normal fur. On examination, a 5×5 cm area in the parieto-occipital region showed thin and white scales, with tonsured and easily removed hair (figure 1).

Figure 1

Round area of alopecia with white scales and tonsured hairs in the parieto-occipital region.

Question 2

Case 2: An otherwise healthy 5-year-old girl had a 3-month history of localised hair rarefaction. No local symptoms or previous lesions were reported. She had been living in a household with cats for 6 months. Examination of the skin showed a 10×6 cm area of thin and sparse hair of many different lengths in the right parietal region. The hair-pull test was negative. The scalp was smooth and non-scaly (figure 2).

Figure 2

Irregular area of sparse …

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