Enrique López

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Studies in sub-Saharan Africa indicate that most HIV seropositive persons have HIV-associated neurocognitive disorder (HAND). HAND diagnosis is facilitated by specific screening. Seventy participants were recruited from an HIV voluntary counseling and testing clinic in Durban, South Africa. The diagnostic utility of the International HIV Dementia Scale(More)
BACKGROUND A prospective study was performed to compare the prevalence of morphometric vertebral fractures (MVF) between patients with inflammatory bowel disease (IBD) and healthy subjects and to identify predictive factors of fracture. METHODS A total of 107 patients with IBD (53 with Crohn's disease and 54 with ulcerative colitis) and 51 healthy(More)
Ritual use of ayahuasca within the context of the Brazilian ayahuasca churches often starts during late childhood or early adolescence. Premature access to psychoactive drugs may represent a risk factor for drug misuse. Conversely, religious affiliation seems to play a protective role in terms of substance abuse. The objective of this study was to describe(More)
There is an urgent need to more accurately diagnose HIV-associated neurocognitive disorder (HAND) in Africa. Rapid screening tests for HIV-associated dementia are of limited utility due to variable sensitivity and specificity. The use of selected neuropsychological tests is more appropriate, but norms for HIV seronegative people are not readily available(More)
The purpose of the study was to evaluate neuropsychologically adolescents who use ayahuasca in a religious context. A battery of neuropsychological tests was administered to adolescents who use ayahuasca. These subjects were compared to a matched control group of adolescents who did not use ayahuasca. The controls were matched with regards to sex, age, and(More)
Ayahuasca is believed to be harmless for those (including adolescents) drinking it within a religious setting. Nevertheless controlled studies on the mental/ psychiatric status of ritual hallucinogenic ayahuasca concoction consumers are still lacking. In this study, 40 adolescents from a Brazilian ayahuasca sect were compared with 40 controls matched on(More)
An analysis of outcomes, quality, and survey data was carried out to evaluate the impact of surgical multidisciplinary rounds (SMDR) at a community teaching hospital. Surgical inpatients were reviewed over a 4-year period. Real-time changes to clinical care, documentation, and programs were enacted during the rounds. SMDR contributed to reductions in length(More)
In the United States, the term "Hispanic" has been used to refer to a person or groups of persons who originate from Spanish-speaking countries. However, this term fails to account for variables such as nationality, ethnicity, race, and cultural origin as well as the extent of assimilation to a new culture. In addition, factors such as the individual's(More)