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Biomedical subjects

R Berchtold

Publications and source records attributed to R Berchtold.

At least 37 records · Page 2Linked to original sources

[The CEA test and other immunological tests as disease course controls in gastrointestinal adenocarcinoma].

161 patients with adenocarcinoma of the gastrointestinal tract were studied to determine the value of the CEA test and a battery of non-specific immunological tests during the course of the disease. The ability of these tests to detect a tumor recurrence in radically operated patients was evaluated. A false negative preoperative CEA value was found in 40% of the patients with gastric carcinoma and 32% with colorectal carcinoma. Patients with a negative preoperative CEA value, and those with only slightly elevated values, had a distinctly better prognosis regarding initial operability and tendency to postoperative recurrence than patients with primarily markedly elevated values. With few exceptions, the development of distant metastases was detected earlier and more easily with the CEA test than by the usual routine follow-up methods. However, in the event of isolated local recurrence the CEA test was positive in only 1 of 5 patients. This reflects the direct correlation between tumor size and CEA elevation. The CEA test is a valuable supplement in the follow-up of patients with gastrointestinal carcinoma.

Adenocarcinoma↗

[The Warren sunt (author's transl)].

The fundamental principles of the distal splenorenal shunt are three-fold (1) selective decompression of gastroesophageal varices; (2) simulation of a spontaneous and sometimes effective gastro-spleno-suprarenal shunt; and (3) maintenance of the portal-venous perfusion of the liver. The cirrhotic patient with hemorrhagic episodes who is free of ascites and in whom angiography reveals either good or poor portal flow to the liver is a suitable subject for this procedure. The essential stages and difficulties of the surgical technique are discussed.

Esophageal and Gastric Varices↗

[Surgical treatment of Basedow's disease].

Specific surgery of Graves' disease in the patient prepared by prior medication is a low-risk method of treatment. Subtotal thyroidectomy can be regarded as a specific therapeutic procedure which brings about a prompt euthyroid status. Mandatory and circumspect exposure of the recurrent nerves affords greater certainty of avoiding damage to them.

Carbimazole↗