Publications by authors named "Mariana Molinar Mauad Cintra"

Purpose: Tumors affecting the female genital tract and their treatments have the potential to induce adverse modifications in vaginal health and impact personal aspects of patient's lives. Vulvovaginal atrophy is one of the morphological changes observed in individuals with a history of gynecological cancer, influenced both by the biological environment of tumors and the main therapeutic modalities employed. Therefore, the purpose of this study was to identify approaches to treat vulvovaginal atrophy while assessing the impact on the emotional and sexual health of women diagnosed with gynecological cancers.

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The purpose of this study is to evaluate the effects of radiofrequency (RF) on sagging skin. This is a case series study with five volunteers who received a single application of capacitive RF (BTL-6000 TR-Therapy Pro®) in the right infraumbilical abdominal region, with epidermal temperature above 40°C, for 10 min (2 min per applicator area), and the skin of the contralateral region was used as control. After 30 days, on average, the skin of the abdominal region was collected for histological analysis and stained with hematoxylin and eosin, Picro-sirus, and Verhoff.

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Background: Carboxytherapy is capable of inducing tissue repair which results in an increase in elastic and collagen fibers.

Objectives: To evaluate the effects of carboxytherapy upon human skin collagen and elastic fiber synthesis.

Methods: Case study of nine volunteers who received a single application of carboxytherapy in the left infraumbilical region, with infusion rate of 100 mL/min and 0.

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Introduction: This is a case report of a patient with idiopathic nodular glomerulosclerosis whose pathogenesis and morphology are similar to diabetic nephropathy.

Case Presentation: A 64-year-old Brazilian man, leukoderma, dyslipidemic, obese with chronic obstructive pulmonary disease secondary to tobacco smoking, known to be hypertensive for five years and he had no history of diabetes. He was admitted with sudden anasarca, rapid loss of renal function and needed to start hemodialysis immediately.

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Focal segmental glomerulosclerosis (FSGS) is a glomerulopathy associated with nephrotic syndrome and podocyte injury. FSGS occurs both in children and adults and it is considered the main idiopathic nephrotic syndrome nowadays. It is extremely difficult to establish a morphological diagnosis, since some biopsies lack a considerable quantifiable number of sclerotic glomeruli, given their focal aspect and the fact that FSGS occurs in less than half of the glomeruli.

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Hypertension is a major risk factor for cardiovascular diseases, in which the elastic properties of arteries are subjected to high pressure levels, and networks of elastic fibers may develop cleft longitudinal, transverse, breaks and fragmentation, and such structural changes (fibrosis and degradation of elastin) may lead to a decrease in the elasticity of the artery. The descending thoracic aortas of normotensive Wistar Kyoto (WKY) and spontaneously hypertensive rats (SHRs) subjected to physical training through swimming or those of sedentary rats were prepared with hematoxylin-eosin and Verhoff to assess the artery medial. The images were captured with a videocamera coupled to an ordinary light microscope and the images were analyzed with the same program.

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