نتایج جستجو برای: talc

تعداد نتایج: 1485  

2018
Jacopo Vannucci Guido Bellezza Alberto Matricardi Giulia Moretti Antonello Bufalari Lucio Cagini Francesco Puma Niccolò Daddi

Talc pleurodesis has been associated with pleuropulmonary damage, particularly long-term damage due to its inert nature. The present model series review aimed to assess the safety of this procedure by examining inflammatory stimulus, biocompatibility and tissue reaction following talc pleurodesis. Talc slurry was performed in rabbits: 200 mg/kg checked at postoperative day 14 (five models), 200...

Journal: :Geoscience frontiers 2022

• Talc is one of the most elastically anisotropic minerals in subduction zone settings. Talc-bearing lithology can readily explain ultra-slow velocity, high V P / S ratio, and large delay time. Pressure dependence components elastic constant tensor exhibits anomalous behavior. a layered hydrous silicate mineral that plays vital role transporting water into Earth’s interior crucial for explainin...

2009
Hilke Peek Wouter van der Bruggen Gijs Limonard

Talc pleurodesis induces a strong local inflammatory reaction which can be detected by PET scan for years after the procedure. When patients undergo PET scanning in the workup of a suspected malignancy later in life, pleural FDG uptake may unnecessarily lead to an additional invasive diagnostic workup. We present two cases of positive pleural PET findings more than 10 years after talc pleurodes...

2016
Umut Duygu Uzunel Berna Yüce Tuncay Küsbeci Halil Ateş

We present a case of transpupillary argon laser cyclophotocoagulation (TALC) in a patient with traumatic aniridia and aphakia secondary to blunt trauma who had previous bilateral trabeculectomy. Four months after the trauma the patient's intraocular pressure (IOP) rose to 35 mmHg despite topical antiglaucomatous medication. Inferior 180 degrees cyclophotocoagulation was performed with transpupi...

2007
Jaime Szeinuk Elizabeth J. Wilk-Rivard

CONTEXT Chronic exposure to talc in the course of carpet installation can result in pneumoconiosis. CASE PRESENTATION We present a case of a young carpet installer who was diagnosed with silicatosis of the lung. Review of occupational history revealed that the patient had been working as a carpet installer for approximately 15 years, since he was 15 years of age. The patient was exposed to ta...

Journal: :Frontiers in Materials 2021

Under high temperature, aqueous film forming foam extinguishing agent has poor flame retardancy and low fire efficiency. In order to solve this problem, talc was introduced into form composite foam. The resistance properties of the were studied. results showed that had good retardant resistance. when concentration reached 40 g/100 ml, 50% liquid separation time 21.1 min. fuel burning in anti ta...

2007
Steven A. Sahn

Although talc slurry pleurodesis is effective for control of malignant pleural effusions and recurrent pneumothorax, the mechanisms of pleurodesis remain incompletely defined. We instilled 70 mg/kg of sterile asbestos-free talc slurry into the pleural space of New Zealand white rabbits and studied the inflammatory response at 1, 2, 3, 7, 15, 30, 60, 90, and 120 days by observing pleural fluid a...

Journal: :Respiratory care 2013
Peter A Baylor Juan R Sobenes Val Vallyathan

We present a case of interstitial pulmonary fibrosis accompanied by radiographic evidence of progressive massive fibrosis in a patient who had a 15-20 year history of almost daily recreational inhalation of methamphetamine. Mineralogical analysis confirmed the presence of talc on biopsy of the area of progressive massive fibrosis. The coexistence of interstitial pulmonary fibrosis and progressi...

2002
MINDY J. HULL JERROLD L. ABRAHAM

Asbestos-related disease among talc miners and millers in a group of mines in two counties of northern New York State has been noted and disputed since the 1930s. One of the two counties was identified as among the 10 in the USA with the highest mesothelioma mortality up to 1981 for both men and women. Eight talc miners had been identified in previous studies as having mesothelioma. In the curr...

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