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Biomedical subjects

A Lavi

Publications and source records attributed to A Lavi.

6 recordsLinked to original sources

Early experience with the Sorin bileaflet prosthetic valve.

Between 1.6.1991 and 31.5.1995, 62 patients underwent heart valve replacement with Sorin Bicarbon bileaflet prosthetic valve, age 16-83 years (mean 60.5). The valve disease was rheumatic in 37 cases, degenerative in 17, congenital in 4 and miscellaneous etiologies in the other 4. The valve lesion was AS in 24 patients, AR in 5, AR+MS in 2, MS in 13, MR+MS in 6, MR in 6, tricuspid prosthetic stenosis in 1, A+M disease in 3, and a clotted prosthetic valve (Sorin disc) in 1. CAD was present in 14 patients (23%) and AF in 19 (31%). 11 had moderate pulmonary hypertension and 4 severe. Preoperatively 6 patients were in FC II, 40 in FC III and 16 in FC IV. Operative procedures included AVR 18, AVR+CABG 13, AVR+T annuloplasty 1, AVR and open M valvotomy 1, MVR 7, MVR+T annuloplasty 7, MVR+AVR (Medtronic) 1, MVR+AVR 1, TVR, prosthetic valve replacement 1, and MVR+CABG 1. Hospital mortality was 3 (4.8%) -- one due to ruptured A-V groove and two due to LoCO. Postoperative complications: LoCO necessitating IABP -- 3 patient; 3 transient CVA and 1 CVA with hemiplegia. One patient had aortic prosthetic valve endocarditis 18 months following the operation necessitating reoperation. Other cases were treated for positive blood cultures. One patient had CVA after anticoagulant were discontinued. 28 patients are in FC I, 22 in H, 4 in III and 1 in IV. 4 patients are lost to follow-up. These data suggest that the Sorin Bicarbon Prosthetic valve can be safely and effectively used for heart valve replacement.

Aortic Valve↗

[The use of 0.5% bupivacaine by infiltration for analgesia during thyroidectomies].

We studied the postoperative analgesia in 25 patients scheduled for a thyroidectomy or a parathyroidectomy. In 15 patients we used wound infiltration of bupivacaine 0.5%. In both groups we compared the pain score and the analgesic drugs administered after the surgery, within the first 24 hours. We found that wound infiltration is a very efficient way to prevent and to treat the postoperative pain.

Adolescent↗

Primary neoplasms of the small bowel.

The treatment of thirty-one malignant and eleven benign neoplasms of the small intestine is reported. The most common symptom was abdominal pain followed by vomiting, diarrhea, weight loss, constipation, and gastrointestinal bleeding. In four cases small bowel perforated. Intestinal obstruction occurred in 31 per cent of patients. Preoperative diagnosis was made in 19 per cent of patients. All eleven patients with benign neoplasms were curatively treated by resection and primary anastomosis. Eighteen of the thirty-one patients with malignant tumors had curative resection, five had palliative resection, and eight had laparotomy and biopsy only. The most common benign tumor was leiomyoma. The most common malignant tumor was lymphoma (67 per cent) followed by adenocarcinoma (16 per cent), carcinoid (10 per cent), and leiomyosarcoma (3 per cent). Twenty-four patients were available for follow up; thirteen remain alive and eleven died, seven within one year and four within two years.

Adenocarcinoma↗

Regional versus general anesthesia for bone marrow harvesting.

STUDY OBJECTIVE: To compare regional versus general anesthesia for bone marrow harvesting. DESIGN: Retrospective study. SETTING: Inpatients at a bone marrow transplantation unit of a university medical center. PATIENTS: One hundred sixty-two donors: 63 healthy patients donating heterologous marrow, 99 patients donating autologous marrow. INTERVENTIONS: Anesthesia and patient charts from 1986 to 1990 were reviewed. MEASUREMENTS AND MAIN RESULTS: Regionally anesthesized patients required less transfused blood in the perioperative period, even though more bone marrow was aspirated. This group also required less postoperative analgesia. We found no difference between the groups with regard to length of hospitalization or amount of colloid required in the perioperative period. CONCLUSIONS: Our data suggest that both modes of anesthesia can be safely administered. Further investigations should be carried out to determine whether the two types of anesthesia, regional and general, are equivalent.

Adolescent↗