Therapeutic Strategies in Dermatology

Facial Melanosis, Melasma: Key Points

Key Points Facial melanosis (also known as melasma) is a very common condition. In the USA, 5 to 6 million individuals are affected. Melasma usually appears in association with oral contraceptive (OCP) use or pregnancy (“chloasma,” or t…

Therapeutic Strategies in Dermatology

Facial Melanosis, Melasma: Initial Evaluation

Initial Evaluation Clinical images show homogeneously hyperpigmented macules and geographic or irregular patches typically located on forehead, zygomatic cheeks, upper cutaneous lip, and nose. Central facial involvement is most common but mandibular…

A Clinical Atlas of 101 Common Skin Diseases

Melanocytic Nevi and Melanotic Macules

Hamartomas (“congenital” melanocytic nevi) and benign neoplasms (“acquired” melanocytic nevi) of various specific types, all of which are composed of abnormal melanocytes and manifested clinically as lesions of different colo…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Lentigo?

…osis” or “genital lentiginosis.” Clinically, melanosis of the genitalia may simulate melanoma so closely that only examination of sections of tissue from a biopsy specimen may resolve the issue of the true nature of it. Melanosis of…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Lentigo Maligna?

…911, Dubreuilh gave the name “precancerous circumscribed melanosis” to lentigo melanosis, a designation that also fails to communicate a sense for its being melanoma. In fact, Dubreuilh did not consider it to be melanoma. The lesion known…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Precanceroses?

…l structures of adnexa. The very same can be said for acquired melanosis of the conjunctiva; it is a melanosis in the sense that it is a condition of blackening, but in every instance it is a melanoma (in situ). Extramammary Paget’s disease is…

Dermatology Practical & Conceptual

Study By Disease

…rated, with a scar in the upper part of the dermis (Quiz #683) Melanosis (Quiz #4) Melanosis of the genitalia (Quiz #431) Melanosis of the genitalia (Quiz #432) Melanosis of the genitalia (Quiz #433) Melanosis of the vulva (Quiz #650) Melanotic macul…