Pseudo-Monilethrix
| Classification according to ICD-10 | |
|---|---|
| Q84.1 | Congenital morphological disorders of hair, not elsewhere classified |
| ICD-10 online (WHO version 2019) | |
The pseudo-monilethrix is a very rare congenital genodermatosis with thin, sparse and easily breaking hair and diffuse or limited upside the head alopecia .
In contrast to Monilethrix, there is no dysplasia of the hair shaft.
The first description comes from 1973 by the South African dermatologists B. Bentley-Phillips and Margaret AH Bayles.
distribution
The frequency is not known, the inheritance is probably autosomal dominant .
Clinical manifestations
Clinical criteria are:
- Childhood manifestation with hair loss and (circumscribed) alopecia
The demarcation to Monilethrix can only be done microscopically .
literature
- A. Rakowska, L. Rudnicka: Monilethrix, Pseudomonilethrix, and Monilethrix-Like Hairs. In: L. Rudnicka, M. Olszewska, A. Rakowska (editors): Atlas of Trichoscopy. 2012, Springer doi: 10.1007 / 978-1-4471-4486-1_8
- B. Bentley-Phillips: Monilethrix and Pseudo-Monilethrix. In: CE Orfanos, R. Happle (editor): Hair and Hair Diseases. , 1990, Springer Vlg, doi: 10.1007 / 978-3-642-74612-3_16 , print ISBN 978-3-642-74614-7 Online ISBN 978-3-642-74612-3
Individual evidence
- ↑ monilethrix. In: Orphanet (Rare Disease Database).
- ↑ a b c Rare Diseases
- ^ B. Bentley-Phillips, MA Bayles: A previously undescribed hereditary hair anomaly (pseudo-monilethrix). In: The British journal of dermatology. Vol. 89, No. 2, August 1973, pp. 159-167, PMID 4726892 .
