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Biomedical subjects

Claus Buhl Nielsen

Publications and source records attributed to Claus Buhl Nielsen.

2 recordsLinked to original sources

[Treatment of gastroduodenal obstruction with self-expanding stent].

Self-expanding metal stents are used in some centres as non-surgical palliation for malignant gastric outlet obstruction as an alternative to surgery. No randomized studies exist comparing these two treatment modalities. Descriptive series have shown high success rates of 82-100% for stent placement, and 75-100% of the patients experience relief of the vomiting and ability to eat semisolid to solid food. Reobstruction was seen in about 15% of the patients requiring a second stenting. Serious complications to the stenting procedure have been reported in case studies. It is recommended to perform randomized studies of stenting versus open and laparoscopic surgical bypass for malignant gastric outlet obstruction.

Anastomosis, Surgical↗

[Xanthogranulomatous pyelonephritis].

Xanthogranulomatous pyelonephritis is a rare disease probably caused by long-standing obstruction and secondary infection. We report a case in a 47-year-old woman with no previous history of renal stones. Preoperative diagnostic workout included ultrasonography, CT scan, and drainage. Nephrectomy was performed, and the patient's postoperative recovery was uneventful. The difficulties of correct preoperative diagnosis are discussed.

Diagnosis, Differential↗