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INTRODUCTION Histiocytic sarcoma is a rare neoplasm with few cases reported in the literature of which some were diagnosed in animals. This neoplasm arises from abnormal reticuloendothelial system cell proliferation of histiocytes and has an aggressive behavior especially if located in the central nervous system. We present the first case of a patient with(More)
The widespread use of central venous catheters in children has increased thrombotic complications that warrant thrombolytic therapy. We report the cases of two infants, aged four and two months, with a mobile thrombus in the right atrium treated with recombinant tissue-plasminogen-activator (rt-PA) infused by a central venous catheter. Clot dissolution was(More)
OBJECTIVE To analyse tolerance and complications in patients undergoing a gastrointestinal endoscopy. PATIENTS AND METHODS One hundred forty three patients were prospectively studied: 44.8% underwent a diagnostic upper endoscopy; 13.3%, a therapeutic upper endoscopy; 37%, a diagnostic colonoscopy and 4.9%, a therapeutic colonoscopy. Midazolam or midazolam(More)
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