(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   Abstract Desquamation (or scaling) is usually physiological and non-visible and corresponds to normal shedding of epidermal cell residues from the stratum corneum…

(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   Abstract Palmoplantar keratodermas are a common clinical finding and thus addressed in this chapter. Keratoderma is a scaly and/or keratotic thickening of…

(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   20.1 Maculopapular Exanthema 20.2 Other Exanthemas Abstract There are many types of maculopapular exanthema which require an excellent knowledge of nosology and…

(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   Abstract Necrosis is the consequence of ischemia. It entails insensitivity to all modes, followed by the formation of black and devitalized skin…

(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   Abstract Main causes of palpable solid lesions of the same color as normal skin, with no alteration of the skin surface Table…

(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   Abstract It is easy to identify a localized hypopigmented area in a dark-skinned individual. It can however be a difficult task to…

(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   Abstract The intensity of an erythema depends on the room temperature where the patient is being examined and on the patient’s position,…

(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   Abstract It is important to distinguish between the following: It is important to distinguish between the following: Livedo reticularis, a netlike erythema…

(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   Abstract Some disorders can be either vesicular or bullous. Hence, the causes of these two types of primary lesions are addressed together….

(1) Hôpital Universitaire de Strasbourg, Strasbourg, France   Abstract Lesions which are darker than normal skin can be brown, black, or sometimes blue-gray. Lesions which are darker than normal skin…