Alejandro Cañas-Coto

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OBJECTIVES:Muscletech Hydroxycut (Iovate Health Sciences Research, Oakville, Ontario, Canada) was a popular weight-loss supplement that was recalled by the manufacturer in May 2009 on the basis of reports of hepatotoxicity associated with this supplement. We sought to characterize the clinical presentation of Hydroxycut-associated liver injury and to(More)
OBJECTIVES Since 1993 dengue has become more frequent in Costa Rica. Adults have been the most affected population, while children have remained virtually unharmed. So far no studies have investigated how many asymptomatic children have been affected by this virus. This pilot study documents the seroprevalence, measured as the presence of IgG antibodies, of(More)
Budd-Chiari syndrome (BCS) is a rare disease resulting from obstruction of the hepatic venous outflow tract that typically presents with abdominal pain, jaundice, and ascites without frank liver failure. However, BCS may also evolve more rapidly to acute liver failure (ALF). In this study, we describe the clinical features, treatment, and outcomes of ALF(More)
A 10 year-old child, with a history of a right cervical mass, is admitted to the Costa Rican National Children's Hospital for workup. The mass appeared approximately 4 weeks before admission. Laboratory tests were performed and malignity, infection and immunologic causes were ruled out. A biopsy was performed revealing granulomas characterized by central(More)
BACKGROUND Microsporidia comprise a large group of obligate intracellular parasites. Although several species have emerged as opportunistic agents in immunocompromised patients, cases have also been reported in immunocompetent patients. METHODS During 21 months, we conducted a randomized, open label study in 200 children hospitalized with Microsporidium(More)
OBJECTIVE To identify potential risk factors associated with Candida infections and compare these risk factors between patients who both died and survived. STUDY DESIGN A group of patients with positive Candida spp. blood cultures admitted to a neonatal intensive care unit (NICU) in Costa Rica between January 1994 and December 1998. Cases were identified(More)
BACKGROUND Dengue virus infection has been rising in tropical countries. Clinical manifestations range from fever and general malaise to hemorrhagic manifestations and death. The role of endothelial damage and cytokines has not been well established for dengue infection. OBJECTIVE Determine the profile of the pro-inflammatory cytokines and several markers(More)
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