Jose Antonio Vargas Romero

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STUDY OBJECTIVE To evaluate the accuracy of PLA with a thin needle in the bacteriologic diagnosis of patients with lung abscess and in demonstrating possible coexistence of an underlying lung carcinoma, and the influence of this technique in the treatment and outcome of these patients. DESIGN Case series. SETTING Tertiary university referral center. (More)
BACKGROUND AND AIMS Nutcracker esophagus (NE) is a frequent primary motility disorder of the distal esophagus, and the relationship with acid exposure remains controversial. We studied simultaneous distal esophageal hypercontractility (EH) using two sensors at 8 and 3 cm above the lower sphincter (LES) and abnormal exposure to acid (pH DeMeester score). (More)
OBJECTIVE To evaluate the usefulness of transthoracic needle biopsy (TNB) for the diagnosis of bronchial carcinoma underlying lung abscess (LA), and to determine the bacteriology of lung abscess secondary to neoplasm (LASN). PATIENTS AND METHOD One hundred thirteen consecutive patients diagnosed of LA were enrolled. Radiologically guided TNB was performed(More)
OBJECTIVE The objectives of this study were to know the prevalence of hepatitis C virus (HCV) in a population of pregnant women, to evaluate the vertical transmission rates of HCV in a prospective study and to determine the repercussions and consequences in children born to infected mothers. PATIENTS AND METHODS A total of 6556 pregnant women were tested(More)
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