Apocrine carcinoma developed in a nevus sebaceus of
Jadassohn. Eur J Dermatol.
have shown that SCACP lesions resulting from SCAP are related to nevus sebaceous of
Jadassohn's (NSJ), in agreement with various other studies (6-8).
Nevus sebaceous of
Jadassohn or verrucous epidermal nevi, is a hamartomatous lesion expressing elements of sebaceous and apocrine glands, defective hair follicles, acanthosis and papillomatosis.
Nevus sebaceous (NS) is a congenital hamartoma of the sebaceous glands that was first described by Josef
Jadassohn, MD, in 1895.
Skin patch testing with carba mix (3.0% pet), thiuram mix (1.0% pet), mercapto mix (2.0% pet), benzoyl peroxide (1.0% pet), toluenesulfonamide formaldehyde resin (10.0% pet) and bisphenol A (1.0% pet) (Chemotechnique Diagnostics, Vellinge, Sweden) was performed according to the
Jadassohn & Bloch classical methods for diagnosis of contact allergy, by placing the allergens in IQ Ultra hypoallergenic patches of Chemotechnique Diagnostics (Vellinge, Sweden) (IQ Chambers[R]).
Nevus sebaceous, also known as nevus sebaceous of
Jadassohn, was first described in 1895 by Josef
Jadassohn as a nevoid growth composed predominantly of sebaceous glands.
Ishida-Yamamoto et al., "Naegeli-Franceschetti-
Jadassohn syndrome and dermatopathia pigmentosa reticularis: two allelic ectodermal dysplasias caused by dominant mutations in KRT14," American Journal of Human Genetics, vol.
In 1901, a German dermatologist,
Jadassohn, had described the first case of GRN as "Nasi hyperhidrotic Erythematosa micropapules Dermatosis Infantum" [1].
In 1904, PC was first documented by Muller followed by further reports by Wilson in 1905 and by
Jadassohn and Lewandowsky in 1906.1,2,3
