This study hypothesizes the existence of three groups of sea lamprey Petromyzon marinus L. in Portugal (North/Central group, Tagus group, and Guadiana group), possibly promoted by seabed topography isolation during the oceanic phase of the life cycle. Within this context, our purpose was to analyze the existence of a stock structure on sea lamprey populations sampled in the major Portuguese river basins using b...
2009
A case report of thermal burns of the rectum and colon in a 94-year-old woman. The thermal lesions were caused by a scalding water enema. Flexible sigmoidoscopy was useful in documenting the extension of the lesions and histology was helpful in documenting the diagnosis. The authors review the enema's complications. ; A case report of thermal burns of the rectum and colon in a 94-year-old woman. The thermal le...
Gallstones and alcohol are the most important causes of acute pancreatitis, accounting for 80% of cases. One hundred and four cases of Acute Gallstone Pancreatitis were retrospectively studied, representing 39.5% of all cases of Acute Pancreatitis that have been treated between 1990-93. Abdominal ultrasound, demonstrating gallstones in 95% of the cases, was a very useful examination in the initial study of thes...
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