A woman with Carney complex presented at the age of 22 years with abdominal pain and hirsutism. As a baby, she had undergone excision of a right eyelid lesion, and at age 14 years she had undergone removal of a left lower eyelid nodule that subsequently recurred. Investigation revealed an elevated level of serum testosterone and a 2-cm left ovarian tumor. A left salpingo-oophorectomy was performed. Postoperatively, she experienced relief from abdominal pain, the serum level of testosterone normalized, and the hirsutism ameliorated. The tumor featured sheets of eosinophilic cells with lipochrome pigment, myeloid metaplasia, stromal metaplasia, and markedly abnormal blood vessels. Immunocytochemically, the tumor cells were positive for vimentin, synaptophysin, inhibin-A, and calrenin. Because of the clinical setting in which the neoplasm occurred, it is likely that is occurrence was related to Carney complex.
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Sci Rep
January 2025
School of Engineering, Brown University, Providence, RI, USA.
Cell viability assays are an integral component of toxicology and high-throughput drug screening studies; however, many assays rely on a single biomarker of cell death which provides an incomplete assessment of cell viability. Here, we introduce an innovative approach that combines data from multiple assays using a linear mixed effects regression model and principal component analysis. We explored the cytotoxic response of various assay-treatment combinations using four assays with distinct mechanisms of action and seven different treatments across three types of microtissue cultures.
View Article and Find Full Text PDFJ Exp Psychol Gen
January 2025
Department of Cognitive and Psychological Sciences, Brown University.
Faces-the most common and complex stimuli in our daily lives-contain multidimensional information used to infer social attributes that guide consequential behaviors, such as deciding who to trust. Decades of research illustrates that perceptual information from faces is processed holistically. An open question, however, is whether goals might impact this perceptual process, influencing the encoding and representation of the complex social information embedded in faces.
View Article and Find Full Text PDFJ Acoust Soc Am
December 2024
Department of Biomedical Engineering, University of Rochester, Rochester, New York 14620, USA.
Profile-analysis experiments measure the ability to discriminate complex sounds based on patterns, or profiles, in their amplitude spectra. Studies of profile analysis have focused on normal-hearing listeners and target frequencies near 1 kHz. To provide more insight into underlying mechanisms, we studied profile analysis over a large target frequency range (0.
View Article and Find Full Text PDFEur J Endocrinol
November 2024
Department of Pediatric Surgery and Urology, Hôpital Universitaire Necker-Enfants Malades, Assistance Publique-Hôpitaux de Paris, 149 Rue de Sèvres, 75015 Paris, France.
Objective: Adreno CorticoTropic Hormone (ACTH)-independent Cushing's syndrome (CS) in children is very rare but potentially fatal. In bilateral nodular hyperplasia, synchronous bilateral adrenalectomy (SBA) represents the definitive treatment to correct hypercortisolism. We aim to report the multidisciplinary management of this rare condition.
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