TY - JOUR AU - Bonifazi, E. PY - 2018/06/16 Y2 - 2024/03/28 TI - Circumscribed, congenital and persistent alopecia of the scalp. JF - European Journal of Pediatric Dermatology JA - Eur. J. Pediat. Dermatol. VL - 2 IS - 4 SE - DO - UR - https://ejpd.com/index.php/journal/article/view/1761 SP - 201-205 AB - <p>At birth or in the first weeks of life, hair may lack within a more or less large but always circumscribed area of the scalp and this sign indefinitely per­sists throughout life. The four diseases which can be responsi­ble for this sign are, in decreasing order of frequency, sebaceous nevus, triangular alope­cia, aplasia cutis and pseudopelade associat­ed with some genetic disorders, above all in­continentia pigmenti. Let us define these four different con­ditions. (...).</p> ER -