Categories of alopecia in children



  • Sebaceous nevus: This is a nevus of the sebaceous glands, on which no hair grows.
  • Congenital aplasia of the skin: It is a localised absence of skin that occurs as ulcer or scar. No hair grows in that area.


  1. Alopecia Areata : This is an autoimmune disease
  2. Trichotillomania: The patients cause it on their own
  3. Tinea capitis is a fungal infection of the scalp



  • Iron deficiency
  • Anorexia nervosa
  • Malnutrition (proteins – calories)
  • Rapid Weight Loss
  • Medications

Causes of cicatricial alopecia in children

  1. Developmental disorder and hereditary conditions (skin aplasia, epidermal nevi, porokeratosis of Mibelli, ichthyosis, Darier disease, etc.
  2. Defects due to natural causes: mechanical traumas, burns, x-ray dermatitis.
  3. Microbial infections: tinea/ringworm infections, bacterial infections (lupus vulgaris, leprosy, tertiary syphilis, furuncle, carbuncle, folliculitis, acne necrotising), leishmaniasis, viral infections (herpes zoster, chickenpox, smallpox).
  4. Neoplasias: basal cell carcinoma, cicatricial (scarring) basal cell carcinoma, metastatic carcinomas.
  5. Various other dermatoses/skin diseases of unknown aetiology: lichen planus, lupus erythematosus, scleroderma, lipoid necrobiosis, sarcoidosis, benign mucous membrane pemphigoid, and follicular mucinosis.


About the author:

Christofer Tzermias

A top specialist in LASER and Invasive Dermatology in England (Oxford/London) and North America (New York/San Diego) and a leading pioneer in the implementation of sophisticated LASER in Greece, Dr Christofer Tzermias is also the founder of the first and most well-equipped inpatient departments of LASER Dermatology in the Athens Medical Center, Marousi, the St. Lucas Clinic of Panorama of Thessaloniki and the Balkan Clinic in Thessaloniki. He was the Director of Invasive and LASER Dermatology at the Athens Medical Center for 18 years, from 1996 to 2014 and is a writer and editor of numerous papers and publications for international and Greek scientific journals, as well as, international foreign language books. Dr Tzermias regularly participates in international and Greek conferences, as well as, giving speeches and lectures at university clinics in Greece and abroad. He accepts appointments at his state-of-the-art clinics on Vas. Sophia 49 - Athens, and 71 Kifissias Avenue in Marousi.

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