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Biomedical subjects

A Tassi

Publications and source records attributed to A Tassi.

At least 19 recordsLinked to original sources

Problems with quality monitoring for Medicaid managed care: perceptions of institutional and private providers in New York City.

The study objective was to examine quality oversight efforts by Medicaid managed care organizations (MCOs) for children in a sample of ambulatory care institutions and private practices in New York City. This was a cross-sectional study of quality assurance priorities and strategies of MCOs and their impact date in institutions in New York City. Data were from structured interviews administered in 1997 to medical directors in the eight largest MCOs; and medical directors, heads of ambulatory pediatrics, and institutional pediatricians in a random sample of 15 institutions and 20 private office-based providers. Medical directors in MCOs reported that their main priority areas were the preventive care measures (e.g., immunization and lead screening) that they must report to the state. Knowledge of these MCO priority areas and monitoring activities was high for medical directors in the random sample, but decreased from these medical directors to heads of ambulatory pediatrics to institutional pediatricians, with the differences between the medical directors and institutional pediatricians significant (P < .05). However, 96% of the institutional pediatricians reported knowing their own institution's priorities and monitoring activities. In contrast, most private pediatricians reported they knew MCO priorities and monitoring activities (80%). Less than 33% of any group reported activities as "very effective" or felt any incentive to improve performance. There was a high level of overlap in provider networks, with institutions and private providers having children in many MCOs, and MCOs having children in many sites. Conclusions. The current model of quality oversight is producing reports for the state, but is not translating into effective strategies at the provider level. The need to work through the leadership in institutions to influence quality is highlighted. The level of overlap in provider networks suggests the need for collaboration among MCOs in quality monitoring.

Attitude of Health Personnel↗

Thoracoscopic truncal vagotomy.

BACKGROUND: Nowadays the only indications to truncal vagotomy is recurrent ulceration after previous gastric surgery. Truncal vagotomy allows us to obtain a reduction in acid production and to promote ulcer healing, but this technique causes pylorospasm in about 20% of cases and this requires further synchronous or metachronous pyloric drainage procedure. For this reason, videothoracoscopic truncal vagotomy is reserved to patients with gastroresection. METHODS: The authors describe 15 patients treated with videothoracoscopic truncal vagotomy. In 12 patients, a gastrojejunostomy was done according to Roux technique in 2 patients, a reconstruction according Billroth II technique and in 1 patient, a gastroduodenostomy according to Billroth I technique. RESULTS: Videothoracoscopic bilateral truncal vagotomy was done in all patients; operation time was 45 minutes. During the postoperative period there were no complications. No patients underwent medical therapy for peptic ulcer. Only in 12 patients was it possible to execute an endoscopic follow-up in a period of 3 to 4 years. In all patients the ulcer was completely healed. CONCLUSIONS: Complete vagotomy in patients who present with recurrent gastrointestinal bleeding after previous gastroresection, is associated with significant risks. Videothoracoscopic bilateral truncal vagotomy as a simple and efficient procedure seems to be an alternative treatment for the management of recurrent ulceration after previous gastric surgery for peptic disease.

Aged↗

Seasonal variations in the rupture of abdominal aortic aneurysms.

From 1982 to 1994, 54 patients (47 men; mean age 72 years) were referred to the Hospital of Ferrara, Italy for spontaneous rupture of abdominal aortic aneurysm. Sixteen died in the emergency department and 38 underwent urgent surgery. Day and month of onset of acute symptoms leading to urgent surgery were recorded. A seasonal variation with significant peaks in spring and autumn was found. These findings are likely influenced by local environmental, social and epidemiological factors, but may be relevant for the appropriate timing of the follow-up and therapeutic strategies for abdominal aortic aneurysms.

Aged↗

Chronobiologic aspects of ischemic coronary artery disease.

Convincing evidence is now available suggesting that several unfavorable cardiovascular events respect a well-defined diurnal pattern in their occurrence. In particular, ischemic heart disease has been widely investigated, and many data indicate a constellation of underlying risk factors whose temporal coincidence might act as triggering factors in the occurrence of acute events. In this paper, the recent knowledge concerning both epidemiology of ischemic heart disease and potentially favoring factors are reviewed from a chronobiological point of view.

Angina Pectoris↗

[Primary cancer of the gastric stump. Apropos of 8 cases].

The authors review their experience of 8 cases of primary carcinoma of the gastric stump during the period 1989-1992. During the same period, 164 gastric cancers were treated in the same department. Mean duration between primary gastric resection and diagnosis of gastric stump carcinoma was 30 years (6 to 42 years). All patients underwent a Billroth II primary gastric resection. Only 4 patients underwent radical surgical resection of their gastric stump carcinoma; 2 patients underwent only explorative laparotomy for very advanced and unresectable gastric stump carcinoma; 2 patients were inoperable because of their general status. This series of 8 cases of gastric stump carcinoma emphases the importance of endoscopic investigations during follow-up of patients with gastric resection, in order to diagnose and treat resectable gastric stump carcinoma.

Aged↗

Preoperative evaluation of inferior vena cava involvement secondary to malignant abdominal neoplasms.

The authors report their experience of different imaging techniques (US, CT, MRI, and cavography) used to evaluate inferior vena cava involvement due to abdominal malignant neoplasms. The study is a retrospective analysis of preoperative data on 15 patients of both sexes in comparison with intraoperative and/or pathological findings. All patients underwent ultrasonography, with good results in all the venous segments studied, as for the CT scan; the limitation of both techniques is the unsafe evaluation of venous wall involvement when the neoplastic tissue is confined inside the vessel. The results obtained using MRI seem to be very encouraging, but we only studied three cases with this technique, and so cannot assess the real value of the method. In nine patients we performed inferior cava phlebography: we believe this to be a very reliable exam to demonstrate vessel wall invasion, even if it is a very invasive procedure, its limits being the inability to observe proximal thrombotic extension when the vein is completely obstructed by the tumor. On the basis of their experience the authors suggest a multi-technique imaging diagnostic procedure for preoperative staging with a view to obtaining as much information as possible to correctly program surgical procedure.

Abdominal Neoplasms↗