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Manuel Ortega-Calvo


ortegacalvo@terra.es

Books

2010
1987

Journal articles

2011
Manuel Ortega Calvo, Pilar Román Torres, José Lapetra Peralta (2011)  [Epistemology as health research propedeutics].   Gac Sanit 25: 1. 79-83 Jan/Feb  
Abstract: The present article advocates the need for epistemological training prior to the study of biostatistics and epidemiology. Taking Plato as the starting point, we reached this conclusion after analysis of the paradigm problems affecting biostatistics and the connotations of causality and research time in major epidemiological designs. External validity is intimately linked to the philosophical problem of induction. Evidence-based health could be renamed as "neopositive health" and could possibly have a French origin.
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2009
J M Villadiego-Sánchez, M Ortega-Calvo, R Pino-Mejías, A Cayuela, P Iglesias-Bonilla, F García-de la Corte, J M Santos-Lozano, José Lapetra-Peralta (2009)  Multivariate explanatory model for sporadic carcinoma of the colon in Dukes' stages I and IIa.   Int J Med Sci 6: 1. 43-50 01  
Abstract: We obtained before an explanatory model with six dependant variables: age of the patient, total cholesterol (TC), HDL cholesterol (HDL-C), VLDL cholesterol (VLDL-C), alkaline phosphatase (AP) and the CA 19.9 tumour marker. Our objective in this study was to validate the model by means of the acquisition of new records for an additional analysis.
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2008
C Asensio Moreno, J L Arias Jiménez, O Aramburu Bodas, M Ortega Calvo, R Pérez Cano (2008)  [Transient ischemic attack associated with a calcinosis cerebri syndrome].   An Med Interna 25: 1. 33-35 Jan  
Abstract: We report a 71 years old man suffering from transient ischemic attack associated with a calcinosis cerebri (Fahr's disease). Arterial hypertension was the unique vascular risk factor disclosed.
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2007
M Ortega Calvo, F García de la Corte, P Iglesias Bonilla (2007)  [Rare disease at a primary care facility].   An Med Interna 24: 11. 535-538 Nov  
Abstract: A pragmatic classification. Rare diseases (RD) might be a research target on primary care because their gift of scientific knowledge building. A rational scheme would be necessary for clinical and scientific findings. Retrospective long-term report of the most important RD achieved for a ten years period by a general practitioner at a non-urban primary care facility (Andalusia-Spain). Our results are classified as: a) rare adverse drug reactions (RADR); b) accurate RD diagnosis (RDD); and c) RD prevalence study (RDP).
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2006
M Ortega Calvo (2006)  [Upon scientific accuracy scheme at clinical specialties].   An Med Interna 23: 11. 552-554 Nov  
Abstract: Will be medical specialties like sciences in the future? Yes, progressively they will. Accuracy in clinical specialties will be dissimilar in the future because formal-logic mathematics, quantum physics advances and relativity theory utilities. Evidence based medicine is now helping to clinical specialties on scientific accuracy by the way of decision theory.
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2005
Y Tordecilla Echenique, M P Salamanca Bautista, J L Arias Jiménez, E Guisado Espartero, M Ortega Calvo, R Pérez Cano (2005)  [Hematogenous sternal osteomyelitis and community acquired pneumonia in a methicillin-susceptible Staphilococcus aureus sepsis].   An Med Interna 22: 4. 191-193 Apr  
Abstract: We report here a case of primary haematogenous osteomyelitis diagnosed in a young mild asthmatic male with immunocompetence. A hard job worked as trigger of the septic picture from a forunculosis lesion located on the abdominal wall. Meticilin-susceptible Staphylococcus aureus was isolated from blood cultures and from sternal aspiration liquid. Two months after clinical onset Ig G 4 elevation was achieved at the immunodeficiency screening. Stafilococycal lung CT images accompanied to the septic course. Intravenous cloxacilin and gentamycin treatment followed by oral rifampicin and levofloxacin achieved a total recovery.
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2004
J L Méndez Mora, M Ortega Calvo, A Cayuela Domínguez, J M Villadiego Sánchez, M M Barros Pérez, J Cantillana Martínez (2004)  [CA 19.9 and HDL-cholesterol behaviour in a sporadic colorectal carcinoma sample].   An Med Interna 21: 5. 227-230 May  
Abstract: We have carried out a comparative prediction analysis in sporadic colorectal carcinoma of plasmatic lipids and currently tumor markers used in this neoplasia (carcinoembrionary antigen - CEA, CA 19.9 and sialic acid -SA).
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Manuel Ortega-Calvo, Roberto Sosa-Alamo, Antonio Mayol-Deyá (2004)  Acute subarachnoid hemorrhage associated with platelet storage pool disease and the hemoglobinopathy caused by beta-thalassemia minor.   J Stroke Cerebrovasc Dis 13: 5. 189-191 Sep/Oct  
Abstract: We describe a case of acute subarachnoid hemorrhage with a complex blood-clotting mechanism and two negative angiographies. The patient was discharged from hospital with a presumptive diagnosis of idiopathic causes, but further analysis of the clinical history from the primary care provider prompted a hematologic analysis, which produced a diagnosis of platelet storage pool disease with alterations during the degranulation and aggregation functions. Electron microscopy revealed no ultrastructural abnormalities of platelet membranes, granules, or organelles. The patient had been previously diagnosed with thalassemia minor.
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2003
M Ortega Calvo, J M Villadiego Sánchez (2003)  [Mondor's disease: study of two topographic localizations].   An Med Interna 20: 6. 307-308 Jun  
Abstract: Superficial thoracic wall and dorsal vein of the penis phlebitis are uncommon diseases. Both are known as Mondor's disease. Two cases have been diagnosed in a short period of time in a Southern. Spain primary care clinics.
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2002
Manuel Ortega Calvo, Aurelio Cayuela Domínguez (2002)  [Evidence-based medicine: a philosophical critique about its application in primary care].   Rev Esp Salud Publica 76: 2. 115-120 Mar/Apr  
Abstract: A criticism is made of evidence-based medicine (EBM) based on the Frankfurt School works and on the shortcomings of the verification method. Despite these irregularities, we find EBM to still currently be a scientific paradigm in primary care, aiding in pursuing the utopian ideal both in rural areas as well as in undeveloped countries.
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Manuel Ortega Calvo, Aurelio Cayuela Domínguez (2002)  [Unconditioned logistic regression and sample size: a bibliographic review].   Rev Esp Salud Publica 76: 2. 85-93 Mar/Apr  
Abstract: Unconditioned logistic regression is a highly useful risk prediction method in epidemiology. This article reviews the different solutions provided by different authors concerning the interface between the calculation of the sample size and the use of logistics regression. Based on the knowledge of the information initially provided, a review is made of the customized regression and predictive constriction phenomenon, the design of an ordinal exposition with a binary output, the event of interest per variable concept, the indicator variables, the classic Freeman equation, etc. Some skeptical ideas regarding this subject are also included.
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2000
1999
M Ortega Calvo, R Delgado Zamora, P Fernández Arance, L J Elgorriaga Guillén, L Del Valle Vázquez, J Gutiérrez Caracuel (1999)  [Kluyvera cryocrescens: a positive urine culture in a young girl with persistent proteinuria].   Actas Urol Esp 23: 6. 528-531 Jun  
Abstract: Kluyvera genus usually shows two kinds of species: K. ascorbata and K. cryocrescens, DNA hybridization let us to differentiate a third group: Kluyvera species 3. Its diagnosis is quite uncommon and its taxonomy have been recently clarified. We report here a ten years female record with a chronic proteinuria and a positive urine-culture for K. cryocrescens. Axetil cefuroxime treatment was absolutely succesful. Kluyvera infections are difficult on the whole to joint with some specific clinical features.
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E Barrot, M Ortega-Calvo, F Borderas, J Sanchez, J Melero-Ruiz, B Sanchez-Sanchez (1999)  Bronchocentric granulomatosis as a first clinical manifestation in an adult patient with p67phox deficiency.   Respiration 66: 6. 547-550 Nov/Dec  
Abstract: We report on a case of adult chronic granulomatous disease which first manifested as a pulmonary mass, and was histologically diagnosed as bronchocentric granulomatosis associated with aspergillosis in a patient with a deficiency of p67phox and a low oxidative response. Antifungal treatment was required for clinical resolution.
Notes:
1997
1995
M Ortega Calvo, J L Méndez Mora, E Soriano Crespo, D Fernández Martínez, J Torello Iserte, J R Castillo Ferrando (1995)  [Adverse reaction to cefonicid analogous to serum sickness].   An Med Interna 12: 6. 289-290 Jun  
Abstract: We report a case of a male who was treated with cephonicid because of a surgical complication. Serum-sickness like symptoms were diagnosed two weeks later. Medical references are discussed.
Notes:
1994
M Ortega Calvo, J L Méndez Mora, V Macías Pérez, F Mellado Fuentes (1994)  [Congenital deficiency of protein C with late clinical manifestation].   An Med Interna 11: 7. 347-348 Jul  
Abstract: The congenital deficit of protein C has a great diversity of clinical manifestations regarding age. In this paper, we describe the case of a man whose initial symptomatology appeared at the age of 68. Protein C is a vitamin-K dependent plasmatic glycoprotein which has anticoagulant activity through the inactivation of factors Va and VIIIa. The hereditary deficit of protein C is usually presented in a dominant autosomic mode with partial penetration and its prevalence is estimated in each of 200-300 healthy blood donors.
Notes:
1993
1992
1991
1989
M Ortega Calvo, Y Corchado Albalat, M Fuentes Verdera, J L Griera Borrás, C Martínez Manzanares (1989)  [Clinical aspects of stasis hepatomegaly].   Rev Esp Enferm Apar Dig 76: 6 Pt 2. 612-616 Dec  
Abstract: The clinical characteristics of 100 patients diagnosed of congestive hepatomegaly have been reviewed in order to analyze some of the clinical and analytical parameters. The protocol for the study consisted of ten variables: sex, age, quality and size of the hepatomegaly, presence of hepatojugular reflux, jugular engorgement, ankle edema, abdominal ultrasonography, laboratory data and any other pertinent exploration. The mean age of the patients was 69 (31%). 65% of the cases had ankle edema. Prothrombin time was abnormal in 12% of the total series and in 27.9% of those with abnormal laboratory data. The most common ECG finding was atrial fibrillation (26%). The second most common was complete bundle block (21%).
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1988
1987
1986
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