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Biomedical subjects

C D Jacobsen

Publications and source records attributed to C D Jacobsen.

At least 55 records · Page 3Linked to original sources

Complications of fiberoptic gastrointestinal endoscopy--five years' experience in a central hospital.

Complications in relation to fiberoptic gastrointestinal endoscopy were recorded prospectively during the five-year period 1980-1984. Diagnostic esophago-gastroduodenoscopy (EGD) had non-fatal complications in ten out of 7,314 procedures (0.14%) and three deaths (0.04%). Therapeutic EGD had non-fatal complications in eight out of 440 procedures (1.8%) and two deaths (0.5%). Diagnostic endoscopic retrograde cholangiopancreatography (ERCP) had non-fatal complications in 15 out of 1,930 procedures (0.8%) and one death (0.05%). Therapeutic ERCP had non-fatal complications in 14 out of 554 procedures (2.5%) and six deaths (1.1%). Diagnostic colonoscopy had non-fatal complications in five out of 3,538 procedures (0.14%) and therapeutic colonoscopy in 21 out of 1,055 procedures (2.0%). There were no deaths in connection with diagnostic or therapeutic colonoscopy. The recommendations based on this series are: Put greater emphasis on a proper evaluation of indications and contraindications. Avoid sedation of patients with respiratory failure. If possible, postpone procedures which may cause bleeding in patients with impaired hemostasis until proper correction has been achieved.

Biopsy↗

Gastric ulcer and risk of cancer. A five-year follow-up study.

In 1976, 121 patients with benign gastric ulcer and 13 with gastric carcinoma were diagnosed in our department by endoscopy, cytology and directed biopsies. At a 5-year follow-up, 78 of these patients were re-examined with endoscopy and biopsies. None had developed gastric cancer during the observation time. Of the 78 patients who underwent endoscopy, 16 had gastric ulcer, 2 duodenal ulcer and 27 atrophic gastritis, including 3 with moderate dysplasia of the gastric mucosa. The patients with ulcer had remarkably few symptoms. Only few data are available concerning the postulated link between gastric ulcer disease and gastric malignancy. The cancer-ex-ulcere hypothesis seems to be a medical dogma. However, well planned prospective studies with endoscopic follow-up of gastric ulcers are needed to elucidate the question properly.

Adult↗

Injection sclerotherapy of bleeding oesophageal and gastric varices using a flexible endoscope.

Thirteen patients with acute or recent bleeding from gastro-oesophageal varices were treated by sclerotherapy using flexible fiberoptic endoscope. Primary haemostasis was obtained in 10 of 11 admissions with active bleeding. Three patients have been treated for gastric varices with the same method. Such treatment has not been reported before. During the follow-up period, three patients died, two of variceal haemorrhage and one of pneumonia. Ten patients are still alive 2-53 months after the first admission. A total of 117 treatment courses were given, on an average 9 per patient. Complications included superficial mucosal necrosis without clinical consequences in several cases, 3 patients developed oesophageal and gastric ulcers and one moderate oesophageal stenosis. Rebleeding occurred in 4 patients, in 2 of them because of ulcers at the sites of injections.

Adolescent↗

Serum immunoglobulins and organ non-specific antibodies in diseases of the liver.

Serum immunoglobulins and C3 levels, auto-antibodies to smooth muscle (SMA), mitochondria (MA), and nuclei (ANA), rheumatoid factors (RF), HB-antigen and HB-antibody were studied in 9 groups of liver disease. Hypergammaglobulinaemia was a prominent feature in most groups, IgG being particularly raised in active chronic hepatitis, IgM in primary biliary cirrhosis, and IgA in alcoholic liver disease, respectively. IgE was often increased in alcoholic liver disease and was frequently low in hepatic tumours, whereas IgD showed no typical pattern in any liver disorder. SMA was most frequently found in active chronic hepatitis (68%), and MA in primary biliary cirrhosis (58%), while ANA was detected in 50% of the patients with active chronic hepatitis. However, a pronounced over-lap of tissue antibodies was observed among the various groups of liver disease, particularly in active chronic hepatitis and primary biliary cirrhosis. The concurrent presence of SMA and ANA was most frequent in active chronic hepatitis. It was not excluded that antibody titres might have provided better diagnostic discrimination, since titration of antibodies was not performed. Low C3 levels in active chronic hepatitis were correlated with low levels of other liver-synthetized proteins, and no evidence was found of increased consumption by immunologic reactions.

Acute Disease↗