BACKGROUND: Despite anecdotal evidence of a possibility of decreased effectiveness of oral contraceptives (OCs) with some antibiotics, it is not known whether antibiotic use in dermatologic practices engenders any increased risk of accidental…
BACKGROUND. Although many treatment modalities have been described for xanthelasma palpebrarum, no single technique has emerged as dominant. OBJECTIVES. Our purpose was to review the various therapeutic modalities for xanthelasma anti to assess the…
Cutaneous horn (cornu cutaneum) is the clinical description of a hyperproliferation of compact keratin in response to a wide array of underlying benign and malignant pathologic changes. We report a patient with a giant cutaneous horn associated with…
Patients with anhidrotic ectodermal dysplasia and immunodeficiency (EDA-ID)) have mutations in the gene on the X chromosome encoding nuclear factor kappa B (NF-kappa B) essential modulator (NEMO), resulting in conical teeth, sparse hair, anhidrosis…
A 7-year-old girl was seen because of a 2-month history of an expanding patch of pruritus and scaling just below her umbilicus (figure 1). The patient also complained of a generalized rash on her arms and legs that had been present for 10 days.…
Background: The explosion of medical knowledge, the influence of( )communications technology, and the pressures for health care reform challenge dermatologists to learn efficiently and teach effectively. Observations: The vast body of material on…
BACKGROUND: The explosion of medical knowledge, the influence of communications technology, and the pressures for health care reform challenge dermatologists to learn efficiently and teach effectively. OBSERVATIONS: The vast body of material on…
Stump pemphigoid is a localized variant of bullous pemphigoid characterized by specific clinical, pathological, and immunofluorescent characteristics. The early diagnosis of this entity guides treatment toward this specific immunologically mediated…
A potassium hydroxide preparation is used to confirm the diagnosis of a superficial fungal skin infection. Adding black or blue-black ink to the potassium hydroxide solution highlights fungal organisms and distinguishes them from surrounding cellular…
A potassium hydroxide preparation is used to confirm the diagnosis of a superficial fungal skin infection. Adding black or blue-black ink to the potassium hydroxide solution highlights fungal organisms and distinguishes them from surrounding cellular…
Inadvertent drug substitution occurred in several instances in our practices due to the combination of the physician's illegible handwriting on prescriptions and the pharmacist's misinterpretation of subtle clues, which might have prevented the…
Whether a vesicobullous disease is intraepidermal or subepidermal is often difficult to determine from the clinical examination. The Tzanck preparation can provide clues that aid in the diagnosis of a number of diseases. It is particularly helpful in…
Whether a vesicobullous disease is intraepidermal or subepidermal is often difficult to determine from the clinical examination. The Tzanck preparation can provide clues that aid in the diagnosis of a number of diseases. It is particularly helpful in…
Patients with scabies may present with urticarial, eczematous or excoriated papules, eczematous patches or, occasionally, nodules. It is often difficult to differentiate scabies from eczema, folliculitis, drug eruption or lichen planus. The…
Patients with scabies may present with urticarial, eczematous or excoriated papules, eczematous patches or, occasionally, nodules. It is often difficult to differentiate scabies from eczema, folliculitis, drug eruption or lichen planus. The…
Superficial fungal infections are easily managed once the proper diagnosis is made. However, misdiagnosis is not uncommon, and many standard approaches to treatment popular just a few years ago are now out of date or in need of refinement. Through…
