Joaquín Escobar-Sevilla

Dr. Joaquín Escobar-Sevilla

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Research Focus & Metrics

Academic Career Length

12Years (2015-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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28 September 2020 in Journal of Clinical Medicine
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Enrique RodillaEnrique Rodilla
Enrique Rodilla
ASAlberto Saura
Alberto Saura
IJIratxe Jiménez
Iratxe Jiménez
AMAndrea Mendizábal
Andrea Mendizábal
APAraceli Pineda-Cantero
Araceli Pineda-Cantero
RHRicardo Gómez Huelgas
Ricardo Gómez Huelgas
It is unclear to which extent the higher mortality associated with hypertension in the coronavirus disease (COVID-19) is due to its increased prevalence among older patients or to specific mechanisms. Cross-sectional, observational, retrospective multicenter study, analyzing 12226 patients who required hospital admission in 150 Spanish centers included in the nationwide SEMI-COVID-19 Network. We compared the clinical characteristics of survivors versus non-survivors. The mean age of the study population was 67.5 ± 16.1 years, 42.6% were women. Overall, 2630 (21.5%) subjects died. The most common comorbidity was hypertension (50.9%) followed by diabetes (19.1%), and atrial fibrillation (11.2%). Multivariate analysis showed that after adjusting for gender (males, OR: 1.5, p = 0.0001), age tertiles (second and third tertiles, OR: 2.0 and 4.7, p = 0.0001), and Charlson Comorbidity Index scores (second and third tertiles, OR: 4.7 and 8.1, p = 0.0001), hypertension was significantly predictive of all-cause mortality when this comorbidity was treated with angiotensin-converting enzyme inhibitors (ACEIs) (OR: 1.6, p = 0.002) or other than renin-angiotensin-aldosterone blockers (OR: 1.3, p = 0.001) or angiotensin II receptor blockers (ARBs) (OR: 1.2, p = 0.035). The preexisting condition of hypertension had an independent prognostic value for all-cause mortality in patients with COVID-19 who required hospitalization. ARBs showed a lower risk of lethality in hypertensive patients than other antihypertensive drugs.

23 March 2015 in Case Reports in Infectious Diseases
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NNNavarrete-Navarrete Navarrete Nuria
Navarrete-Navarrete Navarrete Nuria
JEJoaquín Escobar-Sevilla
Joaquín Escobar-Sevilla
MGM. Toribio García
M. Toribio García
FUFLAVIA URBANO
FLAVIA URBANO
JSJ. M. Sabio
J. M. Sabio
JJJ. Jiménez-Alonso
J. Jiménez-Alonso
We present the case of a patient with an infection by Nocardia which manifested itself with monocular endophthalmitis. Nocardia infection is not common and ocular involvement is one of the most uncommon presentations. In these cases it is very important to make an early diagnosis and intensive treatment to prevent the visual prognosis.

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MMManuel Méndez-Bailón
Manuel Méndez-Bailón
NVNoel Lorenzo Villalba
Noel Lorenzo Villalba
JOJorge Garcia Onrubia
Jorge Garcia Onrubia
MRManuel Rubio-Rivas
Manuel Rubio-Rivas
MRMª Victoria Nuñez Rodriguez
Mª Victoria Nuñez Rodriguez
ONOn Behalf Of The Semi-Covid-19 Network
On Behalf Of The Semi-Covid-19 Network
Introduction: Since the beginning of the COVID-19 pandemic in March 2020, an intimate relationship between this disease and cardiovascular diseases has been seen. However, few studies assess the development of heart failure during this infection. This study aims to determine the predisposing factors for the development of heart failure (HF) during hospital admission of COVID-19 patients. Methodology: A retrospective and multicenter study of patients with HF admitted for COVID-19 in 150 Spanish hospitals (SEMI-COVID-19 Registry). A bivariate analysis was performed to relate the different variables evaluated in patients developing heart failure during hospital admission. A multivariate analysis including the most relevant clinical variables obtained in bivariate analyses to predict the outcome of heart failure was performed. Results: A total of 16.474 patients hospitalized for COVID-19 were included (57.5% men, mean age 67 years), 958 of them (5.8%) developed HF during hospitalization. The risk factors for HF development were: age (odds ratio [OR]): 1.042; confidence interval 95% (CI 95%): 1.035–1.050; p < 0.001), atrial fibrillation (OR: 2.022; CI 95%: 1.697–2.410; p < 0.001), BMI > 30 kg/m2 (OR: 1.460 CI 95%: 1.230–1.733; p < 0001), and peripheral vascular disease (OR: 1.564; CI 95%: 1.217–2.201; p < 0.001). Patients who developed HF had a higher rate of mortality (54.1% vs. 19.1%, p < 0.001), intubation rate (OR: 2,36; p < 0.001), and ICU admissions (OR: 2.38; p < 0001). Conclusions: Patients who presented a higher risk of developing HF were older with cardiovascular risk factors. The risk factors for HF development were age, atrial fibrillation, obesity, and peripheral vascular disease. In addition, patients who developed HF more frequently required to be intubated or admitted to the ICU.

24 November 2020 in medRxiv
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JDJesus Diez-Manglano
Jesus Diez-Manglano
MSMarta Nataya Solís-Marquínez
Marta Nataya Solís-Marquínez
AGAndrea Alvarez Garcia
Andrea Alvarez Garcia
NRNicolas Alcala Rivera
Nicolas Alcala Rivera
IRIrene Maderuelo Riesco
Irene Maderuelo Riesco
JSJuan Miguel Anton Santos
Juan Miguel Anton Santos
Aim: To determine whether healthcare workers (HCW) hospitalized in Spain due to COVID-19 have a worse prognosis than non-healthcare workers (NHCW). Methods: Observational cohort study based on the SEMI-COVID-19 Registry, a nationwide registry that collects sociodemographic, clinical, laboratory, and treatment data on patients hospitalised with COVID-19 in Spain. Patients aged 20-65 years were selected. A multivariate logistic regression model was performed to identify factors associated with mortality. Results: As of 22 May 2020, 4393 patients were included, of whom 419 (9.5%) were HCW. Median (interquartile range) age of HCW was 52 (15) years and 62.4% were women. Prevalence of comorbidities and severe radiological findings upon admission were less frequent in HCW. There were no difference in need of respiratory support and admission to intensive care unit, but occurrence of sepsis and in-hospital mortality was lower in HCW (1.7% vs. 3.9%; p=0.024 and 0.7% vs. 4.8%; p<0.001 respectively). Age, male sex and comorbidity, were independently associated with higher in-hospital mortality and healthcare working with lower mortality (OR 0.219, 95%CI 0.069-0.693, p=0.01). 30-days survival was higher in HCW (0.968 vs. 0.851 p<0.001). Conclusions: Hospitalized COVID-19 HCW had fewer comorbidities and a better prognosis than NHCW. Our results suggest that professional exposure to COVID-19 in HCW does not carry more clinical severity nor mortality.

23 December 2025 in Revista Española de Casos Clínicos en Medicina Interna
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FJFidel Jiménez-García
Fidel Jiménez-García
PFPaula Fernández-Araque
Paula Fernández-Araque
JEJoaquín Escobar-Sevilla
Joaquín Escobar-Sevilla
Entre las causas de pancitopenia de origen periférico, el hiperesplenismo es la más importante. Se presenta el caso de una mujer de 82 años que ingresó por una celulitis orbitaria en contexto de una pancitopenia de meses de evolución. En el estudio se descartó causa central y se objetivaron anticuerpos antipéptido cíclico citrulinado positivos y esplenomegalia. Durante el ingreso sobrevino un episodio de poliartritis simétrica de metacarpofalángicas por lo que fue diagnosticada de artritis reumatoide (AR) con síndrome de Felty (SF). Es extremadamente raro que el SF ocurra antes del diagnóstico de AR. La respuesta al metotrexato fue excelente.