Biomedical subjects
J Ponce
Publications and source records attributed to J Ponce.
[Electrocardiography in laboratory animals (author's transl)].
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Kinetic studies on the inhibition of glycolytic kinases of human erythrocytes by 2,3-diphosphoglyceric acid.
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Purification and properties of 3-phosphoglyceric acid mutase from caprine erythrocytes.
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A comparative study on the phosphoglyceric acid cycle in mammalian erythrocytes.
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Morphometric study of the esophageal mucosa in cirrhotic patients with variceal bleeding.
A morphometric study of the distal esophageal mucosa (within 5 cm above the gastroesophageal junction) has been carried out in a group of 11 cirrhotic patients undergoing esophageal transection with SPTU gun for variceal bleeding. The relative thickness of the papillae (62.2 +/- 3.9%) and basal zone (11.8 +/- 1.9%) were within normal limits. Polymorphonuclear infiltrates were not found either in the lamina propria or in the epithelium. The absence of histopathologic changes in the esophageal mucosa from patients with liver cirrhosis and bleeding esophageal varices confirms the hypothesis that gastroesophageal reflux does not play a pathogenic role in the development of variceal bleeding.
[Acute recurrent pancreatitis in a patient with Oddi's sphincter dysfunction].
Alcohol consumption and gallstones are the most common causes of acute pancreatitis in developed countries. However, some episodes of acute pancreatitis have being regarded "idiopathic" once blood samples have been analyzed and diagnostic procedures (abdominal ultrasonography, CT and ERCP) have been performed. Sphincter of Oddi (SO) dysfunction is a rare entity that may be involved in the development of recurrent acute pancreatitis. SO manometry is the first option to investigate SO dysfunction. A recurrent idiopathic pancreatitis case in a young patient is presented. The manometric study revealed SO dysfunction, and oral nidefipine 10 mg was started. After a 12-months follow-up undergoing this therapy, the patient remains asymptomatic.
[Adenocarcinoma of the kidney in children].
Renal adenocarcinoma in infancy is a rare tumour. The presence of a case in our service has encouraged us to submit it and to carry out a review of the literature available.
[Frequency of esophagogastroduodenal lesions in patients with severe craniocerebral injuries].
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