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At least 127 records · Page 7Linked to original sources

Non-surgical biliary drainage: endoscopic conversion of percutaneous transhepatic into endoprosthetic drainage.

Percutaneous transhepatic drainage (PTD) is associated with many long-term complications. Therefore a large-diameter endoscopic endoprosthesis is preferentially employed to bridge a malignant obstruction of the biliary tract. Only if the placement of an endoprosthesis fails, must PTD be established. We present a simple method for converting PTD into a large endoprosthesis (14 F) with the aid of endoscopy. We have performed this conversion successfully in 8 patients without complications.

Biliary Tract Neoplasms↗

Management of suppurative pylephlebitis by percutaneous drainage: placing a drainage catheter into the portal vein.

Persistent infection of the portal vein is a rare entity with significant mortality. We present two cases of infected thombis of the portal vein, one infected with fungus and the other with bacteria, both requiring percutaneous drainage to allow a response to antibiotics. The distinction between bland thrombis, infected thrombis, portal venous air, and pneumobilia will be discussed so that suppurative pylephlebitis can be recognized more easily as drain placement appears to affect a more prompt degree of improvement than antibiotics alone.

Candidiasis↗

Coexistent corneal disease and glaucoma managed by either drainage surgery and subsequent keratoplasty or combined drainage surgery and penetrating keratoplasty.

The results of penetrating keratoplasty following trabeculectomy in 26 eyes where there was coexistent corneal disease and glaucoma are presented. Patients were aged 16-80 years at the time of drainage surgery (mean = 51 years) and there was a mean of 33.5 months between trabeculectomy and keratoplasty. The mean pressure fell from 35.3 mm Hg prior to trabeculectomy to 14.9 mm Hg at the time of keratoplasty and 20 mm Hg 12 months after keratoplasty. There was a 0.45 probability of maintaining normal intraocular pressure with medication at 5 years after keratoplasty; and a similar graft survival probability. The probability of maintaining both a clear graft and a normal pressure was only 0.27 at 5 years. In another 22 eyes combined trabeculectomy and penetrating keratoplasty was performed. Patients' ages ranged from 21-82 years (mean 55) at surgery, and 73% were aphakic. The intraocular pressure dropped from a mean of 28.9 mm Hg preoperatively to 14 mm Hg at 12 months. There was a 5 year probability of 0.7 of maintaining a clear graft but if both a clear graft and normal intraocular pressure are considered then the probability falls to 0.5 at 5 years. The hazard ratio for intraocular pressure control and graft survival between the two groups suggests that combined surgery may offer a better prognosis.

Adolescent↗

Pancreatic autotransplantation: duct drainage to bladder, duodenum, stomach, compared to duct ligation or free drainage into the peritoneal cavity.

The pancreas of the dog was divided into segments of left lobe (tail), body and uncinate, but with in-situ blood supply to each segment intact, and comparisons within the same dog were made of various techniques of handling the pancreatic duct. Ligating the duct or allowing it to drain freely into the peritoneal cavity were both associated with high morbidity and severe pancreatitis and fibrosis with exocrine and ultimately, endocrine atrophy. Duct drainage by a duct to mucosal anastomotic technique, whether to stomach, small bowel or urinary bladder, prevents pancreatitis and preserves normal exocrine and endocrine function. A facile technique of pancreatic duct to urinary bladder anastomosis using the uncinate process is described and the lack of deleterious effect of pancreatic exocrine secretions on the uroepithelium is confirmed.

Animals↗

Postoperative course after total hip arthroplasty: wound drainage versus no drainage.

This retrospective study of 364 patients with total hip replacements performed between 1985 and 1990 showed no benefit in the use of drains and found an increased rate of transfusion associated with the use of drains. The two study groups (171 patients with two closed-wound suction drains in the wound and 193 patients closed without drains) differed in the type but not in the rate of wound problems; the drained group had more drainage at the port site, whereas the undrained group had more ecchymosis and swelling. There was no significant difference between the groups in operative blood loss; however, the drained group did require transfusions significantly more often than the undrained group (98 of 171 [57.3%] as opposed to 83 of 193 [43%], respectively). Of the patients requiring transfusions, patients with wound drains required significantly more blood than those without drains (1.12 versus 0.62 transfusions per patient for men; 1.73 versus 1.03 transfusions per patient for women).

Analysis of Variance↗

[Studies on the lymph drainage of the eye 5. Quantitative registration of the lymph drainage from the subconjunctival space with a radioactive tracer (author's transl)].

In 7 rabbits the drainage from the subconjunctival space to the cervical lymph nodes was observed after subconjunctival injection of 99mTc-micro-colloid. Measurements of the activity distribution were made in vivo with an Anger type camera (pho-Gamma-IV Hp, Searle Nuclear Chicago) and in vitro after dissection with a sodium iodine crystal well counter (Clinimat-200, Picker). 6 hours after the injection into the subconjunctival space of the right eye an average of 53.7% of the applied activity had drained off. A significant accumulation of activity could constantly be registrated in the cervical lymph nodes. Its amount was generally up to 2.08% of the applied total activity per animal, with a large individual spreading. In detail, activity was found in all 7 cases in the right superficial cervical lymph node, in 5 cases moreover in the right mandibular lymph node, additionally in 2 animals in the right or left deep cervical lymph node respectively and in one animal as well in the right as in the left deep cervical lymph node. Besides, in all cases high activity was registered in the right retrobulbar and subconjunctival spaces just as in the right eye. A small activity in the right optic nerve could be pointed out in three of our seven cases.

Animals↗