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( Erick Rendon ),( Perla Colunga ),( Miguel Angel Flores ) 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
We report the case of a young man with systemic leptospirosis and intra-alveolar hemorrhage. A 19-year-old man presented with severe sepsis and a few hours later he developed respiratory failure. Leptospirosis was suspected because of conjuntival suffusion. Refractary septic shock requiring three vasopressors was present and intra- alveolar hemorrhage produced severe acute respiratory distress syndrome (ARDS). A pulmonary artery catheter (PAC) was placed and cor pulmonale developed. Methylprednisolone (MP) was initiated at 1 g/day for fi ve days. Forty-hours after the fi rst dose, ventilatory and multiorganic failure improved. No randomized trials have been performed to prove corticosteroid effi cacy. We consider that even for patients with a risk of high mortality, corticosteroid use should be considered. To our knowledge, this is the fi rst case reporting acute cor pulmonale secondary to ARDS caused by leptospirosis.
In Vitro Susceptibility of Mycobacterium tuberculosis Clinical Isolates to Garenoxacin and DA-7867
Vera-Cabrera, Lucio,Castro-Garza, Jorge,Rendon, Adrian,Ocampo-Candiani, Jorge,Welsh, Oliverio,Choi, Sung Hak,Blackwood, Kym,Molina-Torres, Carmen American Society for Microbiology 2005 Antimicrobial agents and chemotherapy Vol.49 No.10
<B>ABSTRACT</B><P>The in vitro activities of DA-7867, a novel oxazolidinone, and garenoxacin (BMS-284756) were compared to those of linezolid in 67 susceptible and drug-resistant clinical isolates of <I>Mycobacterium tuberculosis</I>. DA-7867 was the most active drug with an MIC90 of 0.125 μg/ml, compared to the MIC90s of 4 μg/ml of garenoxacin and 2 μg/ml of linezolid.</P>
Vera-Cabrera, Lucio,Gonzalez, Eva,Rendon, Adrian,Ocampo-Candiani, Jorge,Welsh, Oliverio,Velazquez-Moreno, Victor M.,Hak Choi, Sung,Molina-Torres, Carmen American Society for Microbiology 2006 Antimicrobial agents and chemotherapy Vol.50 No.9
<B>ABSTRACT</B><P>The in vitro activities of DA-7157, a novel oxazolidinone, against clinical isolates of <I>Nocardia brasiliensis</I> and <I>Mycobacterium tuberculosis</I> were determined. Equal MIC50s and MIC90s (0.25 and 0.5 μg/ml, respectively) were found for susceptible and multidrug-resistant isolates of <I>M. tuberculosis</I>. The <I>N. brasiliensis</I> isolates showed an MIC90 of 1 μg/ml and an MIC50 of 1 μg/ml. The DA-7157 prodrug, DA-7218, exhibited similar MICs for <I>M. tuberculosis</I> but fivefold-higher MICs for <I>N. brasiliensis</I>.</P>
Effects of Partial Nephrectomy on Postoperative Blood Pressure
Nathan Lawrentschuk,Greg Trottier,Karli Mayo,Ricardo A Rendon 대한비뇨의학회 2012 Investigative and Clinical Urology Vol.53 No.3
Purpose: The effects of partial nephrectomy (PN) on postoperative blood pressure (BP) are not known, and PN has the potential to worsen BP. We therefore sought to determine whether PN alters postoperative BP. Materials and Methods: Patients who underwent PN for suspected malignancy at our institution from 2002 to 2008 were included. Data on BP and medication from before and after PN were retrieved from family physicians. BP and number of antihypertensive medications were compared after surgery with preoperative values by use of paired t tests and Chi-squared analyses, respectively. Results: Of 74 patients undergoing PN and providing consent, 48 met the inclusion and exclusion criteria, with a median follow-up of 24 months. For the early postoperative period (1 month to 1 year after surgery), the mean BPs (132.3/77.0 mmHg) were unchanged compared with preoperative values (132.4/78.0 mmHg; p=0.59 systolic BP and p=0.30 diastolic BP). For the later postoperative period (beyond 1 year after surgery), the mean postoperative systolic BP was unchanged from the mean preoperative systolic BP (131.2 mmHg vs. 132.4 mmHg, respectively; p>0.30). However, the corresponding average diastolic BP was lower in the long term (78.0 mmHg versus 76.4 mmHg respectively; p=0.01). No significant difference in the mean number of BP medications prescribed preoperatively, at one year, and beyond one year was identified (p>0.37). Conclusions: PN does not result in initial or long-term postoperative deterioration in BP. Purpose: The effects of partial nephrectomy (PN) on postoperative blood pressure (BP) are not known, and PN has the potential to worsen BP. We therefore sought to determine whether PN alters postoperative BP. Materials and Methods: Patients who underwent PN for suspected malignancy at our institution from 2002 to 2008 were included. Data on BP and medication from before and after PN were retrieved from family physicians. BP and number of antihypertensive medications were compared after surgery with preoperative values by use of paired t tests and Chi-squared analyses, respectively. Results: Of 74 patients undergoing PN and providing consent, 48 met the inclusion and exclusion criteria, with a median follow-up of 24 months. For the early postoperative period (1 month to 1 year after surgery), the mean BPs (132.3/77.0 mmHg) were unchanged compared with preoperative values (132.4/78.0 mmHg; p=0.59 systolic BP and p=0.30 diastolic BP). For the later postoperative period (beyond 1 year after surgery), the mean postoperative systolic BP was unchanged from the mean preoperative systolic BP (131.2 mmHg vs. 132.4 mmHg, respectively; p>0.30). However, the corresponding average diastolic BP was lower in the long term (78.0 mmHg versus 76.4 mmHg respectively; p=0.01). No significant difference in the mean number of BP medications prescribed preoperatively, at one year, and beyond one year was identified (p>0.37). Conclusions: PN does not result in initial or long-term postoperative deterioration in BP.
Carlos Daniel Agudelo,Ivan Luzardo-Ocampo,Angelica Maria Hernandez-Arria,Julio Cesar Rendon,Rocio Campos-Vega,Maria Elena Maldonado-Celis 한국식품영양과학회 2020 Preventive Nutrition and Food Science Vol.25 No.3
Vaccinium meridionale Swartz, known as Andean berry, has a high content of anthocyanins, phenolic acids, and other flavonoids due to their putative anticancer activity. However, after consumption, the structures and function of these molecules may be altered. The purpose of this study was to evaluate the pro-apoptotic effect of fermented non-digestible fraction (FNDF) of Andean berry juice (ABJ) on colon adenocarcinoma HT29 cells. HT29 cells were treated by FNDF-ABJ obtained by in vitro gastrointestinal fermentation. We determined the proapoptotic capacity by terminal deoxynucleotidyl transferase dUTP nick end labeling (TUNEL) assays, oxidative stress by analyzing superoxide dismutase and catalase activity, lipid peroxidation by measuring 8-iso-prostaglandin F2α, and measured lactate dehydrogenase. Our results show that FNDF-ABJ inhibited cell growth [lethal dose 50(%)=26% v/v]. In addition, FNDF-ABJ increased the number of TUNEL positive cells 2-fold compared with untreated cells without altering the release of lactate dehydrogenase. However, superoxide dismutase activity was reduced in HT29 cells treated with FNDF-ABJ, catalase activity was not affected and 8-iso-prostaglandin F2α levels were increased. These results support that the anti-proliferative effects of FNDF-ABJ on HT29 cells can be explained by apoptotic mechanisms.
( Hector Raul Ibarra Sifuentes ),( Carlos Javier Rodriguez Alvarez ),( Erick Joel Rendon Ramirez ),( Perla Rocio Colunga Pedraza ),( Iris Jazmin Colunga Pedraza ) 대한내과학회 2014 대한내과학회 추계학술발표논문집 Vol.2014 No.1
Background: The Glasgow-Blatchford scale has been used to classify patients into low or high risk and the need for medical or endoscopic treatment Methods: A cross-sectional study, which retrospectively Blatchford scale is calculated for patients with nVUGIB, requiring blood transfusion, to determine the likelihood of blood transfusion, using Pearson correlation applying SPSS Statistics 18; in a period beginning from January 1, 2009 to December 31, 2013 Results: 42 patients with diagnosis of nVUGIB were studied, of which 26 patients (61.9%) required blood transfusion. By sex the highest percentage was 65% for men (17 men and 9 women). 95.3% of the patients had a Blatchford scored greater than 0 and 61.9% required blood transfusion. A Pearson correlation index of 0.815 was found. Conclusions: The Pearson correlation showed a positive relationship between the variables, finding that the Blatchford scale was useful in determining which patients required blood transfusion when a cutoff 3 was used.