Differential Diagnosis in Dermatopathology

Discussions

…ch sometimes is referred to imprecisely as the drug-induced or adult form of toxic epidermal necrolysis) because those two conditions have so many features in common. Both diseases are typified clinically by widespread reddish lesions, involvement of…

Differential Diagnosis in Dermatopathology

Discussions

Features clinical common to amputation neuroma secondary to rudimentary supernumerary digit and acquired digital fibrokeratoma are location, shape, and consistency. Both conditions occur on or near fingers and both are firm, keratotic, polypoid proj…

Histologic Diagnosis of Inflammatory Skin Diseases

Acquired epidermolysis bullosa

…idermolysis bullosa acquisita. In: Jordon RE. Atlas of Bullous Disease. New York: Churchill Livingstone, 2000;125–38. Wise F, Lautman MF. Epidermolysis bullosa beginning in adult life. The acquired form of the disease, with report of a case and revie…

Histologic Diagnosis of Inflammatory Skin Diseases

Eosinophilic folliculitis

…Infants of both sexes, restricted usually to the scalp; young adults, especially males, infected by HIV (eosinophilic pustular folliculitis of HIV), and some Japanese and Caucasians with no infection by HIV (Ofuji’s disease) Distribution of le…

Histologic Diagnosis of Inflammatory Skin Diseases

Parasitic infestations

…zil. Int J Dermatol 2004 Jul;43(7):511-15. Kaposi M. Parasitic diseases of the skin, dermatoses parasitaire. In: Hebra F, Kaposi M. On Diseases of the Skin Including the Exanthemata. London: New Sydenham Society, 1880: 5. Magana M, Messina M, Bustama…

Differential Diagnosis in Dermatopathology

Trichoadenoma vs. Microcystic adnexal carcinoma

A condition of persons of any age, but particularly children with a genetic proclivity for allergic rhinitis and conjunctivitis, and allergic asthma. Intense pruritus induces patients to rub the skin intensely and to scratch furiously, the resultant…

Histologic Diagnosis of Inflammatory Skin Diseases

Erythema multiforme

…ema multiforme in children, and Lyell catalogued two unrelated diseases under the lone heading of “toxic epidermal necrolysis”; one of those diseases is an analogue in adults of Stevens-Johnson syndrome, i.e., severe widespread erythema m…

Histologic Diagnosis of Inflammatory Skin Diseases

Lupus erythematosus

…tumidus. Because the precise nosologic status of Degos’ disease and pernio still is in debate, those two conditions are being treated separately at the very end of this subchapter. Correlation clinicopathologic A “butterfly blush,”…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen striatus

…ous epidermal nevus is included here as an “inflammatory disease,” even though it truly is a hamartoma, the reason for that liberty being taken because clinically, and histopathologically, it resembles an inflammatory disease, as the firs…