Concurrent Melanosis and Hypertrichosis in Distribution of Nevus Unius Lateris

Becker's melanosis: A report of 12 cases with atypical presentation

“…1 The characteristic presentation of Becker's nevus or Becker's melanosis is a circumscribed hyperpigmented patch with an irregular outline and associated hypertrichosis, developing usually in the second decade of life over the upper half of trunk and /or on the proximal upper extremities. 2 Though this remains the commonest presentation, not all patients present with the classical features described by Becker.…”

Becker's nevus and ipsilateral acanthosis nigricans

“…Becker naevus (BN) was first described by Becker in 1949, as two cases where hypertrichosis and hyperpigmentation occurred on upper back unilaterally [1].Subsequently, term Becker Naevus syndrome [2] was proposed to encompass several developmental anomalies which were found to be associated with BN. Also they made this entity independent from the more generalised term of Hairy Epidermal nevus syndrome [3].…”

Síndrome do nevo de Becker: relato de caso

“…1 Since then various cases have been described in the medical literature including reports of multiple or bilateral cases. 4,5 In 1981, Tymen et al estimated a prevalence of 0,5% in young (age varying from 17 to 26 years) male patients.…”

“…1 It is located predominantely on the anterior trunk or on the scapular region , [1][2][3] but it can be located in other areas of the body. 4 Although there have been reports of multiple or bilateral cases, the lesion is generally unique and bilateral.…”