Pigmented hidrocystoma of the eccrine secretory coil in the vulva: clinicopathologic, immunohistochemical and ultrastructural studies.

abstract：BACKGROUND:Myxoid liposarcoma typically presents as a deep-seated mass in the lower extremity of adults. Presentation as a primary subcutaneous tumor is rare. Here we discuss clinicopathologic characteristics of three such cases and their differential diagnosis to alert dermatopathologists to this unusual clinical pres...

journal_title：Journal of cutaneous pathology

authors： Buehler D,Marburger TB,Billings SD

更新日期：2014-12-01 00:00:00

abstract：:Two elderly patients with unusual hair-follicle tumors of the face are reported. The lesions showed some histologic resemblance to pilomatrixomas but differed by the presence at the advancing edge of cytologically-atypical cells without the usual shadow cell transformation and maturation of pilomatrixomas. The term ma...

journal_title：Journal of cutaneous pathology

authors： Weedon D,Bell J,Mayze J

更新日期：1980-02-01 00:00:00

abstract：:Pilomatrix (pilomatrical) carcinoma is a rare cutaneous adnexal tumor with matrical differentiation and recurrent and metastatic potential. Sarcomatoid pilomatrix carcinoma is a rare variant which shows a sarcomatoid component intermingling with the epithelial one. There are only 4 cases previously published. We prese...

journal_title：Journal of cutaneous pathology

authors： Fernandez-Flores A,Cassarino DS

更新日期：2018-07-01 00:00:00

abstract：:An extensive congenital melanocytic nevus is described which, in its deeper portion, had striking neurofibromatous features. At the dermal subcutaneous junction, there were prominent subendothelial collections of nevus cells in large veins. Similar findings have been described in neurofibromatosis. The apparent relati...

journal_title：Journal of cutaneous pathology

authors： Santa Cruz DJ,Bashiti H

更新日期：1979-12-01 00:00:00

abstract：BACKGROUND:p53 mutations are etiologically associated with the development of squamous cell carcinomas (SCCs) or with exposure to specific carcinogens. The study was conducted to examine the relationship of immunohistochemistry (IHC) scores between altered p53 protein expression in relation to patient's habits and hist...

journal_title：Journal of cutaneous pathology

authors： Bukhari MH,Niazi S,Chaudhry NA

更新日期：2009-03-01 00:00:00

abstract：:We report on two patients with chronic myeloid leukemia (CML) who presented blastic transformation involving the skin, with leukemic infiltrates showing unusual morphologic and immunohistologic characteristics. Both patients were elderly men with a 36-month and a 40-month history of CML, respectively. They presented w...

journal_title：Journal of cutaneous pathology

authors： Kaddu S,Beham-Schmid C,Zenahlik P,Kerl H,Cerroni L

更新日期：1999-11-01 00:00:00

abstract：:Subungual melanoma commonly presents with solitary longitudinal melanonychia. Herein, we report the case of a patient with subungual melanoma who developed involvement of three digits by three independent primary melanomas. A 98-year-old male patient presented with a two-year history of longitudinal melanonychia on th...

journal_title：Journal of cutaneous pathology

authors： Liu Y,Wang L

更新日期：2012-02-01 00:00:00

abstract：:Accessory breast tissue is a subcutaneous remnant persisting after normal embryological development of the breast. It occurs most frequently in the axilla. Fibroadenomas in axillary breast tissue are rare. We report the case of a 29-year-old female patient who presented a fibroadenoma arising in the accessory breast t...

journal_title：Journal of cutaneous pathology

authors： Val-Bernal JF,González-Vela MC,De Grado M,Garijo MF

更新日期：2012-08-01 00:00:00

abstract：BACKGROUND:Telomerase plays a role in the immortalization of cells and carcinogenesis. Previous studies have yielded conflicting results on whether human telomerase RNA (hTER) expression differs in nevi, atypical nevi and melanomas using polymerase chain reaction-based telomeric repeat amplification protocol or in situ...

journal_title：Journal of cutaneous pathology

authors： Fullen DR,Zhu W,Thomas D,Su LD

更新日期：2005-11-01 00:00:00

abstract：BACKGROUND:Melanoma staging has depended on depth of invasion (Breslow thickness, BT), mitotic rate (MR) and ulceration. In anticipation of the AJCC's eighth edition, variability in pathologists' assessment of these factors and consequently in tumor staging was assessed. METHODS:One-hundred and fifteen cases of invasi...

journal_title：Journal of cutaneous pathology

authors： Taylor L,Hood K,Reisch L,Elmore J,Piepkorn M,Barnhill R,Knezevich S,Radick A,Elder D

更新日期：2018-08-01 00:00:00

abstract：:A histologically unique condition of the sweat duct was found in a miliaria-like papular eruption on the extensor surfaces of extremities of a 41-year-old female patient. The hypertrophic epithelium of the sweat duct wall consisted of extensively vacuolated clear cells. There was mild hyperkeratosis around the sweat d...

journal_title：Journal of cutaneous pathology

authors： Izaki S,Kono E,Hirai A,Kitamura K

更新日期：1994-06-01 00:00:00

abstract：:Two cases of tubular apocrine adenoma were studied by light, histochemical, and electron microscopic methods. This benign apocrine hamartoma must be considered in the classification of appendage tumors, particularly those associated with organoid epithelial nevus, and may be confused with metastatic adenocarcinoma. Th...

journal_title：Journal of cutaneous pathology

authors： Umbert P,Winkelmann RK

更新日期：1976-01-01 00:00:00

abstract：BACKGROUND:The diagnosis of 'cellular dermal nodule in melanocytic nevi' is challenging, as it can simulate invasive and tumorigenic melanoma. Because cellular nodules are presumed benign, it is essential to differentiate them from true malignant melanoma arising within a nevus, which portends a poor prognosis. Althoug...

journal_title：Journal of cutaneous pathology

authors： Xu X,Bellucci KS,Elenitsas R,Elder DE

更新日期：2004-02-01 00:00:00

abstract：:Superficial acral fibromyxoma (SAFM) is an uncommon mesenchymal soft tissue tumor with a predilection for the acral extremites and nail bed involvement. SAFM is diagnosed with clinicopathological and immunohistochemical examination. Awareness of this rare tumor is important because of amounts of benign and malignant n...

journal_title：Journal of cutaneous pathology

authors： Kara Polat A,Gore Karaali M,Turgut Erdemir AV,Koku Aksu AE,Leblebici C,Gurel MS

更新日期：2018-06-01 00:00:00

abstract：:Clinical and histologic features of 44 invasive squamous cell carcinomas of the lip treated by surgical excision were correlated with metastases and survival. Age, diameter, ulceration, grade, depth of invasion, muscle invasion, mitotic rate, lymphatic-vascular invasion, and tumor infiltrating lymphocytes were evaluat...

journal_title：Journal of cutaneous pathology

authors： Stein AL,Tahan SR

更新日期：1994-02-01 00:00:00

abstract：:Atypical fibroxanthoma (AFX) is an uncommon cutaneous neoplasm of pleomorphic myofibroblast-like cells. Diagnosis requires exclusion of other undifferentiated spindle and pleomorphic cell neoplasms by immunohistochemistry. We report two patients with p63-non-reactive spindle cell neoplasms which resembled AFX but demo...

journal_title：Journal of cutaneous pathology

authors： Ellis R,Chase E,Barland A,Rajpara A,Fraga GR

更新日期：2015-11-01 00:00:00

abstract：:Dirofilaria repens (formerly Dirofilaria conjunctiva) is a natural parasite of the subcutaneous tissues of dogs, cats and wild carnivores in Europe, Africa and Asia. Microfilariae are transmitted to humans by various species of mosquito. An autochthonous case of subcutaneous dirofilariasis is reported in a Greek patie...

journal_title：Journal of cutaneous pathology

authors： Tzanetou K,Gasteratos S,Pantazopoulou A,Gogou C,Konidaris D,Fragia K

更新日期：2009-08-01 00:00:00

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：:A case of squamous cell carcinoma (SCC) with regional lymph node metastasis in a 69-year-old Japanese man is reported. The tumor was characterized by the proliferation of peripheral basaloid, inner squamoid, and glycogen-rich cells, the presence of trichilemmal keratinization, and the presence of ladder-like, membrane...

journal_title：Journal of cutaneous pathology

authors： Yamamoto O,Asahi M,Horie A,Fujimoto S,Nakayama K

更新日期：1991-08-01 00:00:00

abstract：:The three-dimensional morphology of six dermatofibromas was studied by scanning electron microscopy. Hypertrophic epidermal ridges covered with large keratinized cells overlay each dermal lesion. Small collagenous fibers in the tumors contrasted with the bundles of much larger collagenous fibers in the normal dermis p...

journal_title：Journal of cutaneous pathology

authors： Wilborn WH,Montes LF

更新日期：1979-08-01 00:00:00

abstract：:A 54-year-old female presented with the cutaneous metastases of the breast carcinoma that produced combination of pigmented zosteriform eruption on the trunk and eroded plaque on the scalp, 13 years after radical mastectomy. Histologically, zosteriform lesions displayed prominent infiltration of the epidermis in nesti...

journal_title：Journal of cutaneous pathology

authors： Brasanac D,Boricic I,Todorovic V

更新日期：2003-11-01 00:00:00

abstract：BACKGROUND:Cutaneous Rosai-Dorfman disease (CRDD) shares the histopathological features of abundant plasma cells and stromal fibrosis with IgG4-related sclerosing disease. The possible role of IgG4+ plasma cells in CRDD was investigated. METHODS:Twelve cases of CRDD were reviewed, and their lesions were immunostained ...

journal_title：Journal of cutaneous pathology

authors： Kuo TT,Chen TC,Lee LY,Lu PH

更新日期：2009-10-01 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：BACKGROUND:Co-lesional acquired immunodeficiency syndrome-associated cutaneous Kaposi sarcoma (AIDS-KS) and Mycobacterium tuberculosis-associated granulomatous inflammation are undocumented. METHOD:Retrospective appraisal of skin biopsies with co-lesional AIDS-KS and microscopic tuberculosis (TB). RESULTS:Sixteen bio...

journal_title：Journal of cutaneous pathology

authors： Ramdial PK,Sing Y,Subrayan S,Calonje E,Aboobaker J,Sydney C,Sookdeo D,Ramburan A,Madiba TE

更新日期：2010-08-01 00:00:00

abstract：:Endocrine mucin-producing sweat gland carcinoma is a cutaneous adnexal tumor that is rarely reported in the literature. We identified only 29 previously reported cases. All these cases share some clinical morphologic and immunohistochemical features. Among the immunohistochemical markers, cytokeratins 5/6, 8 and 18 (C...

journal_title：Journal of cutaneous pathology

authors： Fernandez-Flores A,Cassarino DS

更新日期：2015-08-01 00:00:00

abstract：:Endocrine mucin-producing sweat gland carcinoma (EMPSGC) is a rare cutaneous adnexal malignancy with predilection for the eyelids of older adults. It must be distinguished from metastatic adenocarcinomas of extracutaneous origin and from benign adnexal proliferations on partial samples when a solid growth component an...

journal_title：Journal of cutaneous pathology

authors： Parra O,Linos K,Yan S,Lilo M,LeBlanc RE

更新日期：2021-01-01 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：:Two young patients with conjunctival compound nevi are presented to illustrate two types of abnormalities that lead to difficulty in distinction of these nevi from invasive melanomas. In Case 1, inflammation is associated with disruption of the nevus cell architecture and cytologic atypia. In Case 2, the occurrence of...

journal_title：Journal of cutaneous pathology

authors： Kabukçuoğlu S,McNutt NS

更新日期：1999-05-01 00:00:00

abstract：:Human hair follicles (HF) and sebaceous glands (SG) were assessed for the presence and distribution of the cytochrome P-450-aromatase (AR) and 3B-hydroxysteroid dehydrogenase (3B-HSD) enzymes. Immunohistochemical methods were used to examine both enzymes in male and female human skin specimens at various ages and diff...

journal_title：Journal of cutaneous pathology

authors： Sawaya ME,Penneys NS

更新日期：1992-08-01 00:00:00

abstract：:Cellular adhesion molecules are newly identified mediators of angiogenesis. Infantile hemangiomas, characterized in the early stages by a proliferation of poorly differentiated vessels followed in the late stages by a vascular differentiation and regression of the tumor, represent an interesting model to study angioge...

journal_title：Journal of cutaneous pathology

authors： Verkarre V,Patey-Mariaud de Serre N,Vazeux R,Teillac-Hamel D,Chretien-Marquet B,Le Bihan C,Leborgne M,Fraitag S,Brousse N

更新日期：1999-01-01 00:00:00