Background: Lichen simplex chronicus (LSC), nodular prurigo (NP), and neurotic excoriation (NE) are considered as psychogenic pruritus disorders. Atopic dermatitis (AD) is also classified by some as a psychocutaneous disorder to point out the influence of psychologic factors in its recurrence, persistence and precipitation. AD and psychogenic pruritus share many common features including immuno...

Background: Lichen simplex chronicus (LSC), nodular prurigo (NP), and neurotic excoriation (NE) are considered as psychogenic pruritus disorders. Atopic dermatitis (AD) is also classified by some as a psychocutaneous disorder to point out the influence of psychologic factors in its recurrence, persistence and precipitation. AD and psychogenic pruritus share many common features including ...

BACKGROUND Epidermolysis bullosa pruriginosa is a rare clinical subtype of dystrophic epidermolysis bullosa characterized by intense pruritus, secondary scratching-induced lesions, and pronounced scarring. OBSERVATIONS We describe a patient with epidermolysis bullosa pruriginosa who was misdiagnosed as having psychogenic pruritus for several years. Except for nail (toenail) dystrophy, no feat...

It has been reported that 10-50% of patients with pruritus but no skin rash have an underlying systemic disease and up to 70% a psychiatric one. The aim of this retrospective study was to review the records of a large number of patients with chronic pruritus for concomitant diseases and treatment options. Medical records of 139 patients (52 males, 87 females) with chronic pruritus who visited t...

The patient with anogenital pruritus sets a difficult diagnostic problem for several reasons. This symptom may be due to one or more of a motley group of causes, ranging from outward irritation from parasites, fungous and coccal infections, chemicals and local skin diseases, through more general causes including toxic states, metabolic disorders, and nutritional deficiencies, to the other extre...