Congenital triangular alopecia: A brief report

Congenital triangular alopecia.

To cite: Lacarrubba F, Micali G. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/bcr-2013202918 DESCRIPTION A 4-year-old Caucasian girl presented with a 1-year history of asymptomatic, localised alopecia. Examination revealed a 3.5×3.0 cm area of alopecia over the right frontotemporal region of the scalp, with its apex towards the vertex (figure 1). There was no scali...

Incidence of congenital triangular alopecia*

To the Editor, We read with interest the excellent article titled “Use of dermoscopy in the diagnosis of temporal triangular alopecia” by Campos et al.1 However, we take issue with their statement that the incidence of congenital triangular alopecia has been estimated at 0.11%.2 Taken at face value, readers may assume that 0.11% of the general population have congenital triangular alopecia. The...

[Bilateral congenital triangular alopecia associated with congenital heart disease and renal and genital abnormalities].

MT, San Juan J, López D, Carda C. Matrical carcinoma with prominent melanocytic hyperplasia (malignant melanocytic matricoma?). A report of two cases. Am J Dermatopathol. 2003; 25:485-9. 9. Rizzardi C, Melato M. Simply, the point is that pathologists should bear in mind melanocytic matricoma. Am J Dermatopathol. 2003;25:447. 10. Resnik KS. Isn’t melanocytic matricoma simply one expected histopa...

Report of a Case of Vitamin D Resitant Rickets Associated with Congenital Alopecia

Vitamin D resistant rickets with alopecia is a rather rare heritable disease probably caused by a different variety of metabolic disorder of this vitamin. Disturbances of protoplasmic and unclear receptors for vitamin D metabolites in bones and intestinal cells have been proposed as basic mechanism; Alopecia is attributed to hypersensitivity to vitamin D; very much like what usually appears in ...

Congenital triangular alopecia: Is it always confined to fronto-temporal region?