PubMed Health⌕ Search

Biomedical subjects

Elena González-Guerra

Publications and source records attributed to Elena González-Guerra.

6 recordsLinked to original sources
PubMed2006

[Aquagenic syringeal acrokeratoderma. Presentation of two cases].

Aquagenic syringeal acrokeratoderma is an infrequently described acquired, transitory keratoderma that is exacerbated when the palms and/or soles are immersed in water. It manifests as whitish or yellowish flattened, translucent papules and plaques, located in areas of pressure or trauma on the palms and/or soles. Involvement is usually bilateral. The histologic features are non-specific, showing a slight dilation of the intraepidermal portion of the eccrine sweat duct. The process tends to remit spontaneously. We present the case of two women, aged 20 and 21.

Adult↗
PubMed2006

Facial granulomas secondary to Dermalive microimplants: Report of a case with histopathologic differential diagnosis among the granulomas secondary to different injectable permanent filler materials.

Wrinkle reduction and the correction of skin defects using injectable aesthetic microimplants are now widely performed by dermatologists and plastic surgeons. In recent years, dermal filler substances containing polymer particle suspensions such as Bioplastique, Artecoll, and Dermalive are the most commonly used materials. These microimplants are permanent, non-biodegradable, and generally well tolerated, although various adverse reactions are still possible. We describe here a patient with facial granulomas secondary to Dermalive injections for correction of naso-labial folds and wrinkles. The particular shape of the injected particles allows for correct identification of the implanted material. Therefore, histopathologic examination is the best means to obtain the correct diagnosis of foreign body granuloma and to identify the type of filler particles. We discuss the histopathologic differential diagnosis among the granulomas secondary to the most commonly used aesthetic permanent filler materials.

Acrylates↗
PubMed2005

[Mastocytosis in adults. Description of nine clinicopathological cases].

INTRODUCTION: Mastocytosis is a hyperplastic process characterized by the infiltration of different organs and tissues by mature mastocytes. It is more frequent in childhood, although cases also occur in adults. There are significant differences between the ways mastocytosis presents in adults and children, as well as in its development and prognosis. MATERIAL AND METHODS: In this work, we describe the clinicopathological findings for 9 adult patients with mastocytosis. The clinical, evolutional and genetic characteristics of mastocytosis in adults are also compared to those of childhood mastocytosis. RESULTS: In contrast with childhood mastocytosis, the skin lesions of adult mastocytosis are very monomorphous, and consist of macules and papules of less than 1 cm in diameter, brownish-red in color. There are few symptoms, and there is usually discrete pruritus. Darier's sign is very often negative. Furthermore, the skin lesions do not tend to spontaneously regress, which is what usually occurs in children. Finally, systemic involvement in adults is practically a constant, with mastocyte infiltration of the bone marrow in over 90 % of cases, and bone involvement in over 50 % of cases, while systemic involvement is rarer in children. In any case, even if there is infiltration of systemic organs in adult mastocytosis, there are usually no accompanying clinical symptoms. The mutation of the c-kit proto-oncogene consists of the replacement of Asp with Val at codon 816, and this is nearly always found in adult mastocytosis. It is less frequent in childhood mastocytosis. CONCLUSIONS: All of these findings make it possible to classify adult mastocytosis as a separate clinicopathological entity from mastocytoses in children.

Adult↗
PubMed2005

[Study of the significance of female dermatologists in the Spanish Academy of Dermatology and Venereology].

BACKGROUND: Most Spanish dermatologists are members of the Spanish Academy of Dermatology and Venereology (AEDV). Their development and history can be considered to parallel each other. The aim of our study is to determine the role women have played in the AEDV throughout its history, both in number and as officers or directors. MATERIAL AND METHODS: To obtain our data, we consulted AEDV's files from the time it was founded until the year 2002. We also asked other medical associations, obtaining a response from three of them. RESULTS: No women joined the AEDV until 1964. After that date, the percentage rose slowly (1975, 5.5 %), until the last decade when it increased more sharply, reaching 41.34 % in 2001. There are only 11 women on the boards of directors, all in non-presidential roles. The percentages of women in Pediatrics, Ophthalmology and Pathology are similar. CONCLUSIONS: The number of female dermatologists in the AEDV has increased gradually, although not steadily, reaching a maximum in the last decade. Women are rarely officers or directors, and there are no female presidents. The data shows that women have gradually become more prevalent in the medical profession, the same as in the rest of society as a whole.

Academies and Institutes↗
PubMedDate not supplied

[Multiple linear spiradenoma with a linear distribution].

We report the case of a 32-year old woman who presented with multiple nodules in the left arm and breast that had been present for 15 years. These nodules had a bluish colour and were occasionally painful. She had gone under excision of three other nodules on the left arm with the histopathological diagnosis of spiradenoma. All of the nodules were disposed in a linear arrangement and underneath a maculo-papular erythematous lesion which clinically seemed to be an epidermal nevus. The case described in the literature of multiple spiradenomas are very rare and multiple linear spiradenomas are even rarer.

Adenoma, Sweat Gland↗