melanoacanthoma

mel·a·no·ac·an·tho·ma

(mel'ă-nō-ak'an-thō'mă),
A seborrheic keratosis with melanin pigmentation associated with proliferation of intraepidermal melanocytes.
[melano- + G. akantha, thorn, + suffix -ōma, tumor]

mel·a·no·ac·an·tho·ma

(mel'ă-nō-ak'an-thō'mă)
A seborrheic keratosis with melanin pigmentation associated with proliferation of intraepidermal melanocytes.
[melano- + G. akantha, thorn, + suffix -ōma, tumor]
References in periodicals archive ?
13] Differential diagnosis includes physiologic pigmentation, nevi, oral melanotic macules, Kaposi's sarcoma, oral melanoacanthoma and amalgam tattoos.
3) Brown or dark pigmentation or discoloration of the gingival tissue is however considered as multifactorial, including genetic factors, tobacco use, systemic disorders (endocrine disturbance, Albright's syndrome, malignant melanoma, Peutz-jeghers syndrome, hemochromatosis, Addison's syndrome and von Recklinghausen's disease), antimalarial drugs, heavy metals (silver, bismuth, mercury, lead), zidovudine, amalgam tattoo, nevus, melanoacanthoma, kaposis sarcoma.
Clinical variants of seborrhoeic keratosis include dermatosis papulosa nigra, stucco keratosis and melanoacanthoma.