Therapeutic Strategies in Dermatology

Pediculosis (Lice): Initial Evaluation

Initial Evaluation The lice, eggs, or nits (empty egg casings) are not always obviously visualized. Important clues include excoriated erythematous papules (shown in this image) or maculae ceruleans (slate-blue macules) on areas of skin that come in…

Therapeutic Strategies in Dermatology

Borreliosis (Lyme Disease): Initial Evaluation

…ermatitis chronica atrophicans These lesions may occur at the sites of prior erythema chronicum migrans. Atrophic epidermis is the hallmark. Sclerodermatous changes, with thickening and dermal induration, may also occur. Single or multiple blue-to-vi…

Therapeutic Strategies in Dermatology

Seborrheic Dermatitis: Principles of Seborrheic Dermatitis Management

…ainst Malassezia are used daily: Ketoconazole shampoo 2% (prescription) or 1% (OTC) twice weekly Use an alternative shampoo, such as zinc pyrithione shampoo (such as Head & Shoulders) or selenium sulfide shampoo (such as Selsun or Selsun Blue) o…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Nevus?

…m the language of dermatology and pathology and that the term nevus be attended always by a modifier that gives specificity to it, e.g., elastic tissue nevus, nevus comedonicus, nevus anemicus, and Masson’s blue neuronevus. There is no place fo…

Dermatology Practical & Conceptual

Melanoma arising in a giant nevus spilus maculosus

Abstract Melanoma arising in a nevus spilus is rare. There are two distinct types of nevus spilus characterized by macular or papular speckles, respectively. We report the case of a melanoma that arose in association with a giant nevus spilus maculo…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Nevus Cells, Nevocytes, and Nevomelanocytes?

“A nevus (mole) is a benign neoplasm of pigment-forming cells, the nevus cell.” Lookingbill DP, Marks JG Jr. Principles of clinical diagnosis. In: Moschella SL, Hurley HJ, eds. Dermatology. 3rd ed. Philadelphia, PA: WB Saunders Co., 19…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Malignant Spitz Nevus?

…of this is an amalgam of malarkey, poppycock, humbug, balderdash, and just plain hogwash. Those who are advocates of the misguided concept of “atypical Spitz’s nevus” tend to be proponents, too, of the idea of “atypical blue n…

Dermatology Practical & Conceptual

The so-called dysplastic nevus is not dysplastic at all

Editorial In a recent two-part essay entitled “The dysplastic nevus: from historical perspective to management in the modern era” published in the Journal of American Academy of Dermatology, Duffy and Grossman concluded, following compre…

Dermatology Practical & Conceptual

Melanoma and satellite blue papule

…variety of melanocytic and nonmelanocytic lesions. Its diagnosis can be challenging especially if a diffuse bluish pigmentation is found under dermoscopy. The differential diagnosis of melanocytic lesions with blue color should include blue nevus, S