Maria V Atanasova

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AIM Viral hepatitis C is often silent and is sometimes discovered only by routine serologic testing. We investigated healthy adults for seroprevalence of antibodies against hepatitis C virus (HCV), for markers of hepatitis B (HBV) coinfection and for risk factors of transmission blood borne viruses. METHODS We performed a descriptive cross sectional study(More)
AIM To study the cholestatic forms of viral hepatitis A that are described as unusual and very rare, but that are of great significance because of their severe course and high morbidity rate. MATERIAL AND METHODS We describe herein 17 cases of hepatitis A virus (HAV) infection with pronounced cholestasis treated in the Clinic of Infectious Diseases at St.(More)
INTRODUCTION Hepatitis A occurs throughout the world, albeit with different endemicity. The level of endemicity is determined for each country from the annual incidence rate and from the age-specific seroprevalence of anti-HAVt. AIM To assess the anti-HAVt seroprevalence in 180 people with no hepatitis A history. The study also aimed at determining the(More)
UNLABELLED Data on cytomegalovirus infection (CMV) prevalence and course in hospitalized infants are rather scarce, obsolete and considerably inconsistent. AIM to determine the prevalence, rate of clinical manifestations, risk factors and predictive capacity of clinical manifestations of CMV infection in hospitalized infants during their first year of(More)
Bariatric surgery is a component of the multimodal treatment of obesity, which consists of multidisciplinary evaluation and diagnosis, conservative and surgical treatments, and lifelong follow-up care. The current guideline extends the BMI-based spectrum of indications that was previously proposed (BMI greater than 40 kg/m(2), or greater than 35 kg/m(2)(More)
The present catalogue of the ants (Hymenoptera, Formicidae) of Bulgaria is made on a base of critical reconsideration of literature (covering the period from 1892 till 2009 and part of 2010) as well as on examination of the authors' and several museum's collections. A lot of data were omitted in the previous Bulgarian monograph on ants, lots of new data(More)
A case of autoimmune thrombocytopenia [AIT], diagnosed in the first trimester of pregnancy is described. Despite the active treatment with steroids and IVIG the platelet count dropped to extremely low levels in the third trimester--8 x 10(9)/l. Labor was induced in 34 w.g. because of the ineffective treatment of AIT, clinical and sonographic evidence of(More)
AIM To establish the incidence of vaginal operative deliveries by extraction of the fetus with forceps and the degree of prematurity of newborns in which it is applied, to specify the type of forceps which is imposed. MATERIAL AND METHODS The study included 672 births, completed by extraction of the fetus with forceps in the period 1994-2008 year in(More)
Preoperative anxiety has been suggested as a predictor of postoperative nausea and vomiting, but supporting data are lacking. The aim of this study was to evaluate the influence of preoperative anxiety on the risk of early postoperative nausea and vomiting. 30 patients participated in the study. The investigated factors--predictors and potential(More)