Publications by authors named "J C Valladares-Mendias"

We present a rare case of saccular aneurysm localised in the arm of a breast-feeding baby, secondary to accidental arterial puncture. Colour Doppler echography showed a cystic lesion with turbulent arterial flow related to the humeral artery. Complete surgical resection of the aneurysm was achieved.

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Introduction: The clinical cases of 20 patients submitted to Reifferscheid intervention (fixation of rectum to promontorium) between 1967 and 1997 are presented.

Patients And Methods: Twenty patients have been treated by means of the operation of Reifferscheid. They were divided in two groups: from 1967 to 1972, ten patients were submitted to this technique (group A).

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Given the anatomy and the histology of the 4 cases of children with a midline cervical cleft presented in this work, and after reviewing the specific literature, an etiologic relationship between: this congenital malformation and the subcutaneous midline cervical bronchogenic cyst can be established. The presence of pseudostratified ciliated columnar epithelium in both entities and their anatomic relationship are determinant. The anatomic differences with the thyroglossal duct cyst indicated that their embryological origins were different, in spite of the presence of ciliated epithelium.

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Introduction: The study on the physiological alterations due to surgical aggression (surgical stress), widely investigated in adults, is less known in paediatric age.

The Objective: Of this work is to quantify surgical stress (evaluated by means of Oxford Scale as high or low depending on its value bigger or lower than 6), after determining changes of plasmatic concentrations of ACTH, beta-endorphin and cortisol in operated children.

Patients And Methods: Observational analytic design of a prospective cohort with internal comparison of the groups.

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Unlabelled: Importance of the problem. Atypical or precocious presentation of acute appendicitis in children causes false diagnosis.

Objectives: To determine internal and external validity of ultrasonography for confirmation diagnosis of acute appendicitis.

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