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1.
Int J Gynecol Cancer ; 34(2): 203-208, 2024 Feb 05.
Article in English | MEDLINE | ID: mdl-38669163

ABSTRACT

OBJECTIVE: The aim of this study was to compare the incidence of intra-operative and post-operative complications in open and minimally invasive radical hysterectomy for patients with early-stage cervical cancer. METHODS: Data were collected from the SUCCOR database of 1272 patients with stage IB1 cervical cancer (International Federation of Gynecology and Obstetrics (FIGO), 2009) who underwent radical hysterectomy in Europe between January 2013 and December 2014. We reviewed the duration of the surgeries, estimated blood loss, length of hospital stay, intra-operative and post-operative complications. The inclusion criteria were age ≥18 years and histologic type (squamous cell carcinoma, adenocarcinoma, or adenosquamous carcinoma). Pelvic MRI confirming a tumor diameter ≤4 cm with no parametrial invasion and a pre-operative CT scan, MRI, or positron emission tomography CT demonstrating no extra-cervical metastatic disease were mandatory. Outcomes of interest were any grade >3 adverse events, intra-operative adverse events, post-operative adverse events, length of hospital stay, length of operation, and blood loss. RESULTS: The study included 1156 patients, 633 (54%) in the open surgery group and 523 (46%) in the minimally invasive surgery group. Median age was 46 years (range 18-82), median body mass index 25 kg/m2 (range 15-68), and 1022 (88.3%) patients were considered to have an optimal performance status (ECOG Performance Status 0). The most common histologic tumor type was squamous carcinoma (n=794, 68.7%) and the most frequent FIGO staging was IB1 (n=510, 44.1%). In the minimally invasive surgery group the median duration of surgery was longer (240 vs 187 min, p<0.01), median estimated blood loss was lower (100 vs 300 mL, p<0.01), and median length of hospital stay was shorter (4 vs 7 days, p<0.01) compared with the abdominal surgery group. There was no difference in the overall incidence of intra-operative and post-operative complications between the two groups. Regarding grade I complications, the incidence of vaginal bleeding (2.9% vs 0.6%, p<0.01) and vaginal cuff dehiscence was higher in the minimally invasive surgery group than in the open group (3.3% vs 0.5%, p<0.01). Regarding grade III post-operative complications, bladder dysfunction (1.3% vs 0.2%, p=0.046) and abdominal wall infection (1.1% vs 0%, p=0.018) were more common in the open surgery group than in the minimally invasive surgery group. Ureteral fistula was more frequent in the minimally invasive group than in the open surgery group (1.7% vs 0.5%, p=0.037). CONCLUSION: Our study showed that there was no significant difference in the overall incidence of intra-operative and post-operative complications between minimally invasive radical hysterectomy and the open approach.


Subject(s)
Hysterectomy , Postoperative Complications , Uterine Cervical Neoplasms , Humans , Female , Uterine Cervical Neoplasms/surgery , Uterine Cervical Neoplasms/pathology , Hysterectomy/methods , Hysterectomy/adverse effects , Middle Aged , Postoperative Complications/epidemiology , Postoperative Complications/etiology , Adult , Minimally Invasive Surgical Procedures/adverse effects , Minimally Invasive Surgical Procedures/methods , Aged , Retrospective Studies , Neoplasm Staging , Length of Stay/statistics & numerical data , Intraoperative Complications/epidemiology
2.
Int J Gynecol Cancer ; 2024 Mar 13.
Article in English | MEDLINE | ID: mdl-38479803

ABSTRACT

BACKGROUND: Currently, a lively debate exists within the scientific community regarding the most suitable procedure for treating stages IIIB-IVB carcinoma of the ovary, fallopian tubes, and peritoneum. The options under most consideration are primary cytoreductive surgery or neoadjuvant chemotherapy followed by interval cytoreductive surgery. PRIMARY OBJECTIVE: To compare overall survival at 5 years in patients who underwent primary cytoreductive surgery versus neoadjuvant chemotherapy and interval cytoreductive surgery for stage IIIB-IVB ovarian cancer STUDY HYPOTHESIS: The treatment with primary cytoreductive surgery results in superior patient survival compared with neoadjuvant chemotherapy followed by interval cytoreductive surgery. TRIAL DESIGN: This is a multicenter, retrospective cohort observational study. Data will be collected from patients undergoing surgery in hospitals worldwide. Two arms will be compared: primary cytoreductive surgery and neoadjuvant chemotherapy followed by interval cytoreductive surgery. MAJOR INCLUSION/EXCLUSION CRITERIA: Patients must have suspected or histologically confirmed International Federation of Gynecology and Obstetrics (FIGO) stages IIIB-IVB ovarian, peritoneal, or fallopian tube cancers. They must have undergone primary surgery or first course of neoadjuvant chemotherapy between January 1, 2018 and December 31, 2019. Based on all available information before the surgery (primary or interval), the patient must have been considered completely resectable. PRIMARY ENDPOINT: Overall survival at 5 years from the first treatment (chemotherapy in the case of neoadjuvant chemotherapy and cytoreduction in the case of primary cytoreductive surgery). SAMPLE SIZE: An estimated total of 5000 patients will be enrolled in the study. ESTIMATED DATES FOR COMPLETING ACCRUAL AND PRESENTING RESULTS: March 2025 TRIAL REGISTRATION: NCT06223763.

3.
CVIR Endovasc ; 7(1): 17, 2024 Feb 13.
Article in English | MEDLINE | ID: mdl-38349501

ABSTRACT

Postpartum haemorrhage (PPH) is a significant cause of maternal mortality globally, necessitating prompt and efficient management. This review provides a comprehensive exploration of endovascular treatment dimensions for both primary and secondary PPH, with a focus on uterine atony, trauma, placenta accreta spectrum (PAS), and retained products of conception (RPOC). Primary PPH, occurring within 24 h, often results from uterine atony in 70% of causes, but also from trauma, or PAS. Uterine atony involves inadequate myometrial contraction, addressed through uterine massage, oxytocin, and, if needed, mechanical modalities like balloon tamponade. Trauma-related PPH may stem from perineal injuries or pseudoaneurysm rupture, while PAS involves abnormal placental adherence. PAS demands early detection due to associated life-threatening bleeding during delivery. Secondary PPH, occurring within 24 h to 6 weeks postpartum, frequently arises from RPOC. Medical management may include uterine contraction drugs and hemostatic agents, but invasive procedures like dilation and curettage (D&C) or hysteroscopic resection may be required.Imaging assessments, particularly through ultrasound (US), play a crucial role in the diagnosis and treatment planning of postpartum haemorrhage (PPH), except for uterine atony, where imaging techniques prove to be of limited utility in its management. Computed tomography play an important role in evaluation of trauma related PPH cases and MRI is essential in diagnosing and treatment planning of PAS and RPOC.Uterine artery embolization (UAE) has become a standard intervention for refractory PPH, offering a rapid, effective, and safe alternative to surgery with a success rate exceeding 85% (Rand T. et al. CVIR Endovasc 3:1-12, 2020). The technical approach involves non-selective uterine artery embolization with resorbable gelatine sponge (GS) in semi-liquid or torpedo presentation as the most extended embolic or calibrated microspheres. Selective embolization is warranted in cases with identifiable bleeding points or RPOC with AVM-like angiographic patterns and liquid embolics could be a good option in this scenario. UAE in PAS requires a tailored approach, considering the degree of placental invasion. A thorough understanding of female pelvis vascular anatomy and collateral pathways is essential for accurate and safe UAE.In conclusion, integrating interventional radiology techniques into clinical guidelines for primary and secondary PPH management and co-working during labour is crucial.

4.
Int J Gynecol Cancer ; 33(6): 951-956, 2023 06 05.
Article in English | MEDLINE | ID: mdl-37055169

ABSTRACT

OBJECTIVE: To determine the best second-step approach for discriminating benign from malignant adnexal masses classified as inconclusive by International Ovarian Tumour Analysis Simple Rules (IOTA-SR). METHODS: Single-center prospective study comprising a consecutive series of patients diagnosed as having an adnexal mass classified as inconclusive according to IOTA-SR. All women underwent Risk of Ovarian Malignancy Algorithm (ROMA) analysis, MRI interpreted by a radiologist, and ultrasound examination by a gynecological sonologist. Cases were clinically managed according to the result of the ultrasound expert examination by either serial follow-up for at least 1 year or surgery. Reference standard was histology (patient was submitted to surgery if any of the tests was suspicious) or follow-up (masses with no signs of malignancy after 12 months were considered benign). Diagnostic performance of all three approaches was calculated and compared. Direct cost analysis of the test used was also performed. RESULTS: Eighty-two adnexal masses in 80 women (median age 47.6 years, range 16 to 73 years) were included. Seventeen patients (17 masses) were managed expectantly (none had diagnosis of ovarian cancer after at least 12 months of follow-up) and 63 patients (65 masses) underwent surgery and tumor removal (40 benign and 25 malignant tumors). Sensitivity and specificity for ultrasound, MRI, and ROMA were 96% and 93%, 100% and 81%, and 24% and 93%, respectively. The specificity of ultrasound was better than that for MRI (p=0.021), and the sensitivity of ultrasound was better than that for ROMA (p<0.001), sensitivity was better for MRI than for ROMA (p<0.001) and the specificity of ROMA was better than that for MRI (p<0.001). Ultrasound evaluation was the most effective and least costly method as compared with MRI and ROMA. CONCLUSION: In this study, ultrasound examination was the best second-step approach in inconclusive adnexal masses as determined by IOTA-SR, but the findings require confirmation in multicenter prospective trials.


Subject(s)
Adnexal Diseases , Ovarian Neoplasms , Female , Humans , Adolescent , Young Adult , Adult , Middle Aged , Aged , Prospective Studies , Diagnosis, Differential , Ovarian Neoplasms/diagnostic imaging , Ovarian Neoplasms/surgery , Ultrasonography , Sensitivity and Specificity , Adnexal Diseases/diagnostic imaging , Adnexal Diseases/surgery , Magnetic Resonance Imaging
7.
Int J Gynecol Cancer ; 32(2): 117-124, 2022 02.
Article in English | MEDLINE | ID: mdl-35039455

ABSTRACT

OBJECTIVE: To evaluate disease-free survival of cervical conization prior to radical hysterectomy in patients with stage IB1 cervical cancer (International Federation of Gynecology and Obstetrics (FIGO) 2009). METHODS: A multicenter retrospective observational cohort study was conducted including patients from the Surgery in Cervical Cancer Comparing Different Surgical Aproaches in Stage IB1 Cervical Cancer (SUCCOR) database with FIGO 2009 IB1 cervical carcinoma treated with radical hysterectomy between January 1, 2013, and December 31, 2014. We used propensity score matching to minimize the potential allocation biases arising from the retrospective design. Patients who underwent conization but were similar for other measured characteristics were matched 1:1 to patients from the non-cone group using a caliper width ≤0.2 standard deviations of the logit odds of the estimated propensity score. RESULTS: We obtained a weighted cohort of 374 patients (187 patients with prior conization and 187 non-conization patients). We found a 65% reduction in the risk of relapse for patients who had cervical conization prior to radical hysterectomy (hazard ratio (HR) 0.35, 95% confidence interval (CI) 0.16 to 0.75, p=0.007) and a 75% reduction in the risk of death for the same sample (HR 0.25, 95% CI 0.07 to 0.90, p=0.033). In addition, patients who underwent minimally invasive surgery without prior conization had a 5.63 times higher chance of relapse compared with those who had an open approach and previous conization (HR 5.63, 95% CI 1.64 to 19.3, p=0.006). Patients who underwent minimally invasive surgery with prior conization and those who underwent open surgery without prior conization showed no differences in relapse rates compared with those who underwent open surgery with prior cone biopsy (reference) (HR 1.94, 95% CI 0.49 to 7.76, p=0.349 and HR 2.94, 95% CI 0.80 to 10.86, p=0.106 respectively). CONCLUSIONS: In this retrospective study, patients undergoing cervical conization before radical hysterectomy had a significantly lower risk of relapse and death.


Subject(s)
Conization/statistics & numerical data , Hysterectomy/statistics & numerical data , Neoplasm Recurrence, Local/prevention & control , Uterine Cervical Neoplasms/surgery , Adult , Databases, Factual , Disease-Free Survival , Female , Humans , Middle Aged , Minimally Invasive Surgical Procedures , Propensity Score , Retrospective Studies , Uterine Cervical Neoplasms/pathology
8.
Int J Gynecol Cancer ; 31(9): 1212-1219, 2021 09.
Article in English | MEDLINE | ID: mdl-34321289

ABSTRACT

INTRODUCTION: Comprehensive updated information on cervical cancer surgical treatment in Europe is scarce. OBJECTIVE: To evaluate baseline characteristics of women with early cervical cancer and to analyze the outcomes of the ESGO quality indicators after radical hysterectomy in the SUCCOR database. METHODS: The SUCCOR database consisted of 1272 patients who underwent radical hysterectomy for stage IB1 cervical cancer (FIGO 2009) between January 2013 and December 2014. After exclusion criteria, the final sample included 1156 patients. This study first described the clinical, surgical, pathological, and follow-up variables of this population and then analyzed the outcomes (disease-free survival and overall survival) after radical hysterectomy. Surgical-related ESGO quality indicators were assessed and the accomplishment of the stated recommendations was verified. RESULTS: The mean age of the patients was 47.1 years (SD 10.8), with a mean body mass index of 25.4 kg/m2 (SD 4.9). A total of 423 (36.6%) patients had a previous cone biopsy. Tumor size (clinical examination) <2 cm was observed in 667 (57.7%) patients. The most frequent histology type was squamous carcinoma (794 (68.7%) patients), and positive lymph nodes were found in 143 (12.4%) patients. A total of 633 (54.8%) patients were operated by open abdominal surgery. Intra-operative complications occurred in 108 (9.3%) patients, and post-operative complications during the first month occurred in 249 (21.5%) patients, with bladder dysfunction as the most frequent event (119 (10.3%) patients). Clavien-Dindo grade III or higher complication occurred in 56 (4.8%) patients. A total of 510 (44.1%) patients received adjuvant therapy. After a median follow-up of 58 months (range 0-84), the 5-year disease-free survival was 88.3%, and the overall survival was 94.9%. In our population, 10 of the 11 surgical-related quality indicators currently recommended by ESGO were fully fulfilled 5 years before its implementation. CONCLUSIONS: In this European cohort, the rate of adjuvant therapy after radical hysterectomy is higher than for most similar patients reported in the literature. The majority of centers were already following the European recommendations even 5 years prior to the ESGO quality indicator implementations.


Subject(s)
Hysterectomy/methods , Quality Indicators, Health Care/standards , Uterine Cervical Neoplasms/surgery , Europe , Female , Humans , Middle Aged , Treatment Outcome
12.
Int J Gynecol Cancer ; 30(9): 1269-1277, 2020 09.
Article in English | MEDLINE | ID: mdl-32788262

ABSTRACT

BACKGROUND: Minimally invasive surgery in cervical cancer has demonstrated in recent publications worse outcomes than open surgery. The primary objective of the SUCCOR study, a European, multicenter, retrospective, observational cohort study was to evaluate disease-free survival in patients with stage IB1 (FIGO 2009) cervical cancer undergoing open vs minimally invasive radical hysterectomy. As a secondary objective, we aimed to investigate the association between protective surgical maneuvers and the risk of relapse. METHODS: We obtained data from 1272 patients that underwent a radical hysterectomy by open or minimally invasive surgery for stage IB1 cervical cancer (FIGO 2009) from January 2013 to December 2014. After applying all the inclusion-exclusion criteria, we used an inverse probability weighting to construct a weighted cohort of 693 patients to compare outcomes (minimally invasive surgery vs open). The first endpoint compared disease-free survival at 4.5 years in both groups. Secondary endpoints compared overall survival among groups and the impact of the use of a uterine manipulator and protective closure of the colpotomy over the tumor in the minimally invasive surgery group. RESULTS: Mean age was 48.3 years (range; 23-83) while the mean BMI was 25.7 kg/m2 (range; 15-49). The risk of recurrence for patients who underwent minimally invasive surgery was twice as high as that in the open surgery group (HR, 2.07; 95% CI, 1.35 to 3.15; P=0.001). Similarly, the risk of death was 2.42-times higher than in the open surgery group (HR, 2.45; 95% CI, 1.30 to 4.60, P=0.005). Patients that underwent minimally invasive surgery using a uterine manipulator had a 2.76-times higher hazard of relapse (HR, 2.76; 95% CI, 1.75 to 4.33; P<0.001) and those without the use of a uterine manipulator had similar disease-free-survival to the open surgery group (HR, 1.58; 95% CI, 0.79 to 3.15; P=0.20). Moreover, patients that underwent minimally invasive surgery with protective vaginal closure had similar rates of relapse to those who underwent open surgery (HR, 0.63; 95% CI, 0.15 to 2.59; P<0.52). CONCLUSIONS: Minimally invasive surgery in cervical cancer increased the risk of relapse and death compared with open surgery. In this study, avoiding the uterine manipulator and using maneuvers to avoid tumor spread at the time of colpotomy in minimally invasive surgery was associated with similar outcomes to open surgery. Further prospective studies are warranted.


Subject(s)
Hysterectomy/methods , Minimally Invasive Surgical Procedures/methods , Uterine Cervical Neoplasms/surgery , Adult , Aged , Aged, 80 and over , Cohort Studies , Europe , Female , Humans , Middle Aged , Neoplasm Staging , Young Adult
14.
Int J Gynecol Cancer ; 26(5): 906-11, 2016 06.
Article in English | MEDLINE | ID: mdl-27051052

ABSTRACT

OBJECTIVE: The objective of this review was to try to determine by searching in the literature what is the survival in patients with advanced ovarian cancer after a primary debulking with minimal macroscopic residual disease (MMRD; 0.1-10 mm). Additionally, this review aimed to explore the survival in patients with residual disease from 0.1 to 0.5 cm. METHODS: A retrospective search was accomplished in the PubMed database looking for all English-language articles published between January 1, 2007 and December 31, 2014, under the following search strategy: "ovarian cancer and cytoreduction" or "ovarian cancer and phase III trial". We selected those articles that contain information on both percentage of MMRD (0.1-1 cm) and median overall survival (OS) in this subset of patients with stage III to stage IV ovarian cancer after primary debulking surgery. RESULTS: Thirteen publications were obtained including information of a total 11,999 patients with stage III to stage IV ovarian cancer. Five thousand thirty-seven patients (42%) had MMRD after the primary debulking (0.1-1 cm). Median overall survival in patients with MMRD was 40 months and disease-free survival (DFS) was 16 months. This group of patients obtained an advantage of 10 months in OS (40 vs 30 m) and 4 months in DFS (16 vs 12 m) compared with the group with suboptimal debulking (P < 0.001). Compared with the group of complete resection, patients with minimal macroscopic residuum showed a significant inferior median OS and DFS of 30 months and 14 months, respectively (OS, 70 vs 40 m; DFS, 30 vs 16 m) (P < 0.001). The group of residual disease of 0.1 to 0.5 cm reached a median survival of 53 months. CONCLUSIONS: Patients with ovarian cancer with MMRD after primary surgery obtain a modest but significant advantage in survival (10 months) over suboptimal patients. Patients with macroscopic residual disease (0.1-0.5 cm) obtain a better survival (53 months) than those with more than 0.5 to 1 cm. We propose that they should be classified as a different prognostic group.


Subject(s)
Ovarian Neoplasms/surgery , Aged , Female , Gynecologic Surgical Procedures/methods , Gynecologic Surgical Procedures/standards , Humans , Middle Aged , Neoplasm Staging , Neoplasm, Residual , Ovarian Neoplasms/pathology , Retrospective Studies
15.
Ann Surg Oncol ; 23(5): 1666-73, 2016 May.
Article in English | MEDLINE | ID: mdl-26714955

ABSTRACT

PURPOSE: To compare the impact, in terms of survival, of complete cytoreduction after primary debulking surgery (PDS) and interval debulking surgery (IDS) in patients with advanced ovarian cancer (International Federation of Gynecology and Obstetrics stages III-IV) by reviewing the recent literature. METHODS: A search of the PubMed database during the last 7 years (2008-2014) was carried out looking for studies specifically showing data on median survival or disease-free survival after complete cytoreduction after either PDS or IDS. RESULTS: We found 24 publications including 14,182 patients with stages III to IV ovarian cancer. A total of 11871 patients (83.7 %) underwent PDS and 2311 (16.3 %) underwent interval debulking after neoadjuvant chemotherapy. A total of 4684 patients (33 %) were considered completely resected with microscopic residual disease. After PDS, the weighted average of median overall and progression-free survival was 43 and 17 months, respectively, for the whole group. After IDS, median and progression-free survival were 33 and 14 months. The rate of complete cytoreduction after PDS was inferior to the obtained in patients with IDS (27 vs. 59 %). However, the median survival in patients with complete cytoreduction with primary cytoreduction was 23 months longer than in the group with interval debulking (69 vs. 45 months). CONCLUSIONS: Complete cytoreduction after IDS yields a inferior outcome in terms of median survival than PDS of almost 2 years. Despite the higher rate of complete resection, IDS apparently fails to improve the results obtained by primary debulking.


Subject(s)
Cytoreduction Surgical Procedures , Meta-Analysis as Topic , Ovarian Neoplasms/surgery , Female , Humans , Neoplasm Staging , Ovarian Neoplasms/pathology , Prognosis , Survival Rate
16.
Prog. obstet. ginecol. (Ed. impr.) ; 58(9): 417-421, nov. 2015. ilus
Article in Spanish | IBECS | ID: ibc-143481

ABSTRACT

El cáncer de cérvix constituye una enfermedad muy frecuente y presenta una elevada mortalidad a nivel mundial a pesar de la instauración de diversas modalidades terapéuticas. Presentamos el caso de una paciente de 47 años con un cáncer de cérvix con metástasis a distancia en el momento del diagnóstico (estadio IVB de la FIGO), que recibió tratamiento multimodal con quimioterapia basada en carboplatino y cirugía. Presentó una respuesta completa al tratamiento y mantiene una supervivencia libre de enfermedad hasta el momento actual de 53 meses (AU)


Cervical cancer is a very common disease with a high mortality rate worldwide, despite multiple types of treatment. We report the case of a 47-year-old woman with metastatic cervical cancer at the time of diagnosis (FIGO stage IVB) who was treated with carboplatin-based chemotherapy and surgery. The patient had a complete response to the treatment and currently has a disease-free survival of 53 months (AU)


Subject(s)
Female , Humans , Middle Aged , Uterine Cervical Neoplasms/diagnosis , Uterine Cervical Neoplasms/surgery , Combined Modality Therapy/instrumentation , Combined Modality Therapy/methods , Combined Modality Therapy , Carboplatin/therapeutic use , Biomarkers, Tumor/analysis , Paclitaxel/therapeutic use , Antineoplastic Combined Chemotherapy Protocols/therapeutic use , Biopsy/methods , Carcinoma, Squamous Cell/drug therapy , Carcinoma, Squamous Cell/surgery , Prognosis
17.
Ecancermedicalscience ; 9: 505, 2015.
Article in English | MEDLINE | ID: mdl-25729418

ABSTRACT

Endometrial cancer is the most common gynaecologic malignancy, usually diagnosed in postmenopausal women. However, an incidence rate of 2-14% of cases consisting of women under the age of 45 years old has been reported. Multiple reports have described the conservative treatment of this tumour in selected patients with the objective of preserving fertility. In this article, we review the literature to evaluate the results of conservative treatment of endometrial cancer with hysteroscopic resection.

18.
Arch Virol ; 157(3): 551-4, 2012 Mar.
Article in English | MEDLINE | ID: mdl-22193975

ABSTRACT

Enterovirus 99 is a recently described genotype of virus belonging to the species Human enterovirus C. So far, only a few sequences of this enterovirus type have been available. In 2010, during Spanish enterovirus surveillance, an enterovirus 99 strain was found in an acute flaccid paralysis patient. The virus was detected and typed in the clinical samples using molecular methods. Phylogenetic analysis in the 3Dpol region revealed recombination events with other species-C enteroviruses. This is the first finding of this unusual type in Spain.


Subject(s)
Enterovirus C, Human/classification , Enterovirus C, Human/isolation & purification , Enterovirus Infections/virology , Child, Preschool , Cluster Analysis , Enterovirus C, Human/genetics , Enterovirus Infections/complications , Female , Genotype , Humans , Molecular Sequence Data , Paralysis/virology , Phylogeny , RNA, Viral/genetics , Recombination, Genetic , Sequence Analysis, DNA , Spain , Viral Proteins/genetics
19.
In. Instituto de Medicina Tropical Pedro Kourí. Congreso Latinoamericano de Microbiología (ALAM) / XVI Congreso Cubano de Microbiología y Parasitología / VI Congreso Cubano de Medicina Tropical. Ciudad Habana, Junta Directiva Congreso Latinoamericano de Microbiología, 11-15 nov. 2002. , CD-ROM^c4 1/2 cm.
Monography in Spanish | CUMED | ID: cum-49659
20.
Arch. Inst. Cardiol. Méx ; 64(5): 445-54, sept.-oct. 1994. tab, ilus
Article in Spanish | LILACS | ID: lil-188124

ABSTRACT

Se estudiaron 10 pacientes con taquicardia ventricular y se formaron dos grupos: el grupo A con 5 pacientes con taquicardia ventricular idiopática y el grupo B con 5 pacientes portadores de cardiopatía isquémica. En todos los enfermos se realizó estudio electrofisiológico y se indujo taquicardia ventricular monomórfica sostenida, mediante estimulación eléctrica programada, y se administraron 12 mg de adenosina endovenosa en bolo. La respuesta a la adenosina endovenosa fue satisfactoria en 3 de 5 pacientes del grupo A. La taquicardia ventricular revirtió a ritmo sinusal inmediatamente. Los otros dos pacientes no respondieron. Ninguno de los pacientes del grupo B respondió a la administración de adenosina. La adenosina puede tener buen resultado en pacientes con taquicardia ventricular idiopática, cuyo mecanismo de producción se relaciona con actividad disparada, mediada por AMP cíclico. No así en la de los pacientes con cardiopatía isquémica, donde el mecanismo está relacionado con fenómenos de reentrada. A favor de esta interpretación están los resultados de 15 experimentos realizados en corazón de perro.


Subject(s)
Child , Adult , Humans , Male , Female , Adenosine/pharmacokinetics , Adenosine/therapeutic use , Tachycardia, Ventricular/drug therapy , Tachycardia, Ventricular/therapy
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