Hyperkeratosis of the Nipple and Areola Clinical Presentation

Hyperkeratosis of the nipple and/or areola (HNA) is defined as excessive keratinization of the nipple and/or areola. Hyperkeratosis of the nipple and/or areola is characterized by hyperpigmented, verrucous or filiform, keratotic thickening of the nipple and/or areola, with a papillomatosis or velvety sensation to touch.

Surrounding ipsilateral eruptive seborrheic keratosis as a warning sign of intraductal breast carcinoma and Paget's disease (Leser Trelat sign)

Nevoid keratosis of the nipple - ScienceDirect

Nevoid hyperkeratosis of the nipple mimicking a seborreic keratosis - MedCrave online

Crusted nipple and areola: A new aetiology of secondary hyperkeratosis of the nipple and areola - Indian Journal of Dermatology, Venereology and Leprology

2018.3-23.hyperkeratosis - Our Dermatology Online

Psoriasis on Nipple and Areola: Pictures, Signs, Relief

Paget Disease of the Breast

2018.3-23.hyperkeratosis - Our Dermatology Online

Nevoid hyperkeratosis of the nipple and areola: treatment with topical retinoic acid - ScienceDirect

Hyperkeratosis of the nipple and areola

Breast Cancer and the Areola

MedCrave online

Bowen's disease of the nipple and areola

Unilateral nevoid hyperkeratosis of the nipple: A report of two cases - Indian Journal of Dermatology, Venereology and Leprology