Pigmented follicular cysts.

abstract：BACKGROUND:Nestin is one of the intermediate filaments that are expressed in proliferating neural progenitor cells during development of the central nervous system (CNS) and peripheral nervous system. Postnatal re-expression of the protein occurs mainly under pathological conditions, including injury and neoplasia. In ...

journal_title：Journal of cutaneous pathology

authors： Brychtova S,Fiuraskova M,Hlobilková A,Brychta T,Hirnak J

更新日期：2007-05-01 00:00:00

abstract：:Palisaded encapsulated neuroma (PEN; solitary circumscribed neuroma) is a benign, morphologically characteristic cutaneous or mucosal neuroma. Most are solitary lesions on the face, neck or oral mucosa. Histologically, the majority appears as dermal nodules of Schwann cell-rich fascicles, with or without distinctive e...

journal_title：Journal of cutaneous pathology

authors： Jokinen CH,Ragsdale BD,Argenyi ZB

更新日期：2010-01-01 00:00:00

abstract：:Medallion-like dermal dendrocyte hamartoma is a rare congenital lesion that is more commonly seen in females. It often presents at birth on the neck or upper trunk as a well-circumscribed, atrophic patch with wrinkling of the overlying skin. Clinically, the differential diagnosis includes atrophoderma, anetoderma, and...

journal_title：Journal of cutaneous pathology

authors： Porubsky CF,Combs A,Buckley C,Goodman MB

更新日期：2019-04-01 00:00:00

abstract：BACKGROUND:Erythema elevatum diutinum (EED) is a rare vasculitis with variable clinical presentation which diagnosis can be challenging. Herein we want to describe the clinicopathological spectrum of findings in five cases of EED. METHODS:We retrospectively analyzed five cases in a single institution collected over a ...

journal_title：Journal of cutaneous pathology

authors： Sardiña LA,Jour G,Piliang MP,Bergfeld WF

更新日期：2019-02-01 00:00:00

abstract：:Trichilemmoma is considered a benign neoplasm derived from the outer root sheath of the hair follicle. Although the histogenesis of the lesion is unknown, a relationship between human papillomavirus (HPV) infection and development of these tumors has been suggested on morphologic observations. In order to determine wh...

journal_title：Journal of cutaneous pathology

authors： Leonardi CL,Zhu WY,Kinsey WH,Penneys NS

更新日期：1991-06-01 00:00:00

abstract：:A 31 year old Indian woman presented with bilateral axillary masses that became noticeable with the onset of puberty. The masses exhibited similar consistency to the adjacent normal breast tissue but lacked an associated nipple complex. The clinical impression was lipoma; however, mammography, ultrasonography and skin...

journal_title：Journal of cutaneous pathology

authors： Ghosn SH,Khatri KA,Bhawan J

更新日期：2007-12-01 00:00:00

abstract：:Until recently the number of patients with syphilis has been diminishing. Although that trend has reversed cases of tertiary syphilis are rare and often difficult to diagnose as a substantial number of patients will have a negative rapid plasma reagin. Histologically, cutaneous lesions in late stage syphilis exist in ...

journal_title：Journal of cutaneous pathology

authors： Boyd AS

更新日期：2016-11-01 00:00:00

abstract：:Myxofibrosarcoma is one of the most common soft tissue sarcomas occurring in older adults. It can arise de novo or can be radiation induced, and the term myxofibrosarcoma was originally devised to encompass a spectrum of myxoid tumors with characteristics similar to malignant fibrous histiocytoma (MFH). Confusion exis...

journal_title：Journal of cutaneous pathology

authors： Bandino JP,Norton SA,Aldrich SL,Wisco OJ,Hodson DS,Murchland MR,Grande DJ

更新日期：2011-10-01 00:00:00

abstract：:The diagnosis of a CD30+ cutaneous infiltrate is often difficult and requires clinicopathologic correlation. To further evaluate this challenge, initial clinical and histopathologic diagnoses were correlated with final clinicopathologic diagnosis in 44 cases with CD30 immunopositivity. Dermatopathologic evaluation con...

journal_title：Journal of cutaneous pathology

authors： De Souza A,Carter JB,Harris NL,Ferry JA,Duncan LM

更新日期：2015-07-01 00:00:00

abstract：:We present the case of a 77-year-old male undergoing treatment for mycosis fungoides (MF) who presented for removal of an acrochordon on his mid back. Histopathologic examination of the acrochordon revealed a dense, band-like lymphocytic inflammatory infiltrate in the dermis with epidermotropism of single lymphocytes ...

journal_title：Journal of cutaneous pathology

authors： McClain CM,Cole MB,Robbins JB,Kantrow SM

更新日期：2012-12-01 00:00:00

abstract：:The usual method for detecting spirochetes in tissue sections is the silver stain; however, they are often difficult to detect due to marked background staining commonly seen with this technique. In certain clinical settings, such as neurosyphilis, congenital syphilis, and immunosuppressive conditions including human ...

journal_title：Journal of cutaneous pathology

authors： Hoang MP,High WA,Molberg KH

更新日期：2004-10-01 00:00:00

abstract：BACKGROUND:The aim of this study was to evaluate the effectiveness of CD117 immunostaining for diagnosing cutaneous adnexal tumors, which has not been previously established. METHODS:CD117 immunostaining was performed on representative sections of 87 clinicopathologically confirmed cutaneous apocrine/eccrine tumors, 1...

journal_title：Journal of cutaneous pathology

authors： Goto K

更新日期：2015-07-01 00:00:00

abstract：BACKGROUND:Rhabdomyosarcoma is a malignant mesenchymal tumor with skeletal muscle differentiation. Primary cutaneous rhabdomyosarcoma is rare. We report a series of 11 cases of primary cutaneous rhabdomyosarcoma. METHODS:Cases diagnosed as rhabdomyosarcoma arising in the dermis/subcutis with no identified primary tumo...

journal_title：Journal of cutaneous pathology

authors： Marburger TB,Gardner JM,Prieto VG,Billings SD

更新日期：2012-11-01 00:00:00

abstract：:Patients with primary immunodeficiency are at increased risk for malignancy, especially hematologic neoplasms. This paper reports a unique case of a 47-year-old man with X-linked agammaglobulinemia who presented with progressive asymptomatic violaceous papules and plaques on his face, hands, and trunk for 1 year. Skin...

journal_title：Journal of cutaneous pathology

authors： Daou H,Hatch LA,Weinkle A,Morey GE,Messina J,Zhang X,Sokol L,Seminario-Vidal L

更新日期：2020-09-03 00:00:00

abstract：:We present a case of a 64-year-old man with refractory acute myeloid leukemia and trisomy 8 who developed leukemia cutis. Interphase fluorescence in situ hybridization (FISH) was performed on a paraffin-embedded skin section. FISH confirmed a population of cells with trisomy 8 in the blastic infiltrates involving the ...

journal_title：Journal of cutaneous pathology

authors： Shvartsbeyn M,Meehan SM,Gu P,Nierodzik ML,Perle MA

更新日期：2012-11-01 00:00:00

abstract：AIM:Adnexal tumors with divergent lines of differentiation are uncommon. Herein, I report a hamartoma of the eyelid with follicular, sebaceous and apocrine differentiation that exhibited prominent melanin pigmentation. METHODS:A 63-year-old white woman had a nodule present on her left upper eyelid for 15 years. The no...

journal_title：Journal of cutaneous pathology

authors： Proia AD

更新日期：2007-11-01 00:00:00

abstract：:We report a hitherto undescribed unusual CD30+ clonal T-cell proliferation in a 46-year-old man with the lymphocytic variant of hypereosinophilic syndrome with a 17-year history of pruritus, generalized persistent papulonodular skin lesions and peripheral blood hypereosinophilia. A skin biopsy showed an eosinophil-ric...

journal_title：Journal of cutaneous pathology

authors： Kempf W,Kazakov DV,Szep Z,Vanecek T

更新日期：2015-02-01 00:00:00

abstract：BACKGROUND:Carcinoma cuniculatum and verrucous carcinoma are both very well differentiated forms of squamous carcinoma and thus difficult to separate histologically from pseudocarcinomatous hyperplasia. The diagnosis of each often requires clinical-pathologic correlation. METHODS:We reviewed the literature on cases re...

journal_title：Journal of cutaneous pathology

authors： Kubik MJ,Rhatigan RM

更新日期：2012-12-01 00:00:00

abstract：BACKGROUND:Recently, an intriguing concept was introduced into the literature that defines the area underlying the nail bed as a specific mesenchymal substructure unique to the nail organ. It has been termed onychodermis. The onychodermis expresses CD10 with remarkable specificity. Herein, we compare adult and fetal hu...

journal_title：Journal of cutaneous pathology

authors： Sellheyer K,Nelson P

更新日期：2013-05-01 00:00:00

abstract：:A 12-year-old male presented with an 8-year history of five firm cream colored papules on the right vertex of the scalp. A biopsy showed a dense infiltrate of monomorphous mast cells involving the dermis and extending into the subcutis. A relatively well-circumscribed cluster of larger cells showed pleomorphic nuclei ...

journal_title：Journal of cutaneous pathology

authors： Lachapelle J,Moroz B,Nguyen VH

更新日期：2012-08-01 00:00:00

abstract：:Misonidazole, a hypoxic cell radiation-sensitizer, has been used in vivo to analyze its effect on normal and x-irradiated epidermis. The drug action was evaluated 3 days after being implanted subcutaneously. The response of the epidermis and especially of the basal cells to the drug alone and in combination with x-rad...

journal_title：Journal of cutaneous pathology

authors： de Rey BM,Lanfranchi HE,Klein-Szanto AJ,Itoiz ME

更新日期：1981-04-01 00:00:00

abstract：BACKGROUND:Latent infection by human papillomavirus (HPV) has been described for genital (mucosal) and epidermodysplasia verruciformis subtypes. Only rarely has cutaneotropic, non-oncogenic HPV been found by polymerase chain reaction studies in normal skin. METHODS:We noted myrmecia wart inclusions as an incidental hi...

journal_title：Journal of cutaneous pathology

authors： Wititsuwannakul J,Ko CJ

更新日期：2012-10-01 00:00:00

abstract：:Immunotherapies targeting cytotoxic T-lymphocyte-associated antigen 4 (CTLA-4) and the programmed cell death 1 (PD-1) receptor and its ligand (PD-L1) have showed substantial therapeutic benefit in patients with clinically advanced solid malignancies. However, autoimmune toxicities are common and often significant adve...

journal_title：Journal of cutaneous pathology

authors： Tetzlaff MT,Jazaeri AA,Torres-Cabala CA,Korivi BR,Landon GA,Nagarajan P,Choksi A,Chen L,Uemura M,Aung PP,Diab A,Sharma P,Davies MA,Amaria R,Prieto VG,Curry JL

更新日期：2017-12-01 00:00:00

abstract：:We studied two cases of pigmented neuroectodermal tumor of infancy (PNTI) by routine light microscopy and immunohistochemistry on formalin fixed, paraffin embedded tissues using antibodies to HMB-45 "melanoma associated" antigen, S-100 protein, neuron specific enolase (NSE), Leu-7 antigen, chromogranin, epithelial mem...

journal_title：Journal of cutaneous pathology

authors： Argenyi ZB,Schelper RL,Balogh K

更新日期：1991-02-01 00:00:00

abstract：:Mycosis fungoides in palmoplantar localization (MFPP) is a rare variant of MF that is confined to the hands and feet. Patients commonly receive treatment over many years for suspected palmoplantar dermatitis before the diagnosis is made. Most MFPP patients remain at patch or plaque stage, and often respond to treatmen...

journal_title：Journal of cutaneous pathology

authors： Pham AK,Carter JB,Ratcliffe NR,Fuld AD,Lansigan F,Burnside NJ,Guill MA 3rd,Zug KA,Jarvis LA,LeBlanc RE

更新日期：2018-06-01 00:00:00

abstract：BACKGROUND:Direct immunofluorescence (DIF) is a valuable tool in the diagnosis of cutaneous lupus erythematosus (LE). Our goal was to characterize the most frequent immune reactants in the skin biopsies of cutaneous LE and identify the most common immunofluorescence staining patterns. METHODS:DIF results of immunoglob...

journal_title：Journal of cutaneous pathology

authors： Kontos AP,Jirsari M,Jacobsen G,Fivenson DP

更新日期：2005-05-01 00:00:00

abstract：BACKGROUND:Scleroderma/morphea is characterized by expansion of the dermis with thickened collagen bundles and loss of CD34(+) dermal dendrocytes. Variable elastic fiber changes have been described, but to our knowledge, no systematic study of the elastic fiber pattern correlated with CD34 expression has been reported....

journal_title：Journal of cutaneous pathology

authors： Walters R,Pulitzer M,Kamino H

更新日期：2009-09-01 00:00:00

abstract：:Fundamental to our understanding of skin diseases and their presentation is an understanding of the pattern of their development. When we have established the molecular basis of their development we will be in a much better position to control and treat such diseases. The homeobox genes are a family of regulatory prot...

journal_title：Journal of cutaneous pathology

authors： Brown WM,Stenn KS

更新日期：1993-08-01 00:00:00

abstract：:Linear dermatoses are fascinating entities that likely reflect embryologically derived cutaneous mosaicism, even when they occur after childhood. Adult blaschkitis is a rare, relapsing inflammatory dermatitis that most often presents in middle age. It presents clinically as a pruritic eruption of linear papules, vesic...

journal_title：Journal of cutaneous pathology

authors： Johnson M,Walker D,Galloway W,Gardner JM,Shalin SC

更新日期：2014-12-01 00:00:00

abstract：:Oral mucosal melanoma (OMM) is an extremely rare malignancy, accounting for < 0.5% of all melanomas and all oral malignancies. The rarity of OMM, the heterogeneity in clinical and histopathologic appearances, and the paucity of molecular and genetic studies to date have limited our knowledge of the etiopathogenesis of...

journal_title：Journal of cutaneous pathology

authors： Kumar SK,Shuler CF,Sedghizadeh PP,Kalmar JR

更新日期：2008-04-01 00:00:00