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Biomedical subjects

N Nicoli

Publications and source records attributed to N Nicoli.

61 records · Page 4Linked to original sources

Necrosectomy by lavage in the surgical treatment of severe necrotizing pancreatitis. Results in 263 patients.

A conservative surgical technique for treatment of necrotizing pancreatitis is described. Standardized since 1976, the technique is based on washout mechanical necrosectomy accomplished by lavages via intraoperatively placed wide-bore drainage tubes. The overall mortality rate from necrotizing pancreatitis was thereby reduced from 61% (with resective technique) to 18%, and in 106 cases observed from the onset of the disease the mortality fell to only 6.6%. The series included also patients with fulminant acute pancreatitis and multiorgan failure.

Acute Disease↗

[Biliary cystadenoma and cystadenocarcinoma].

The authors present their experience with 5 biliary cystadenomas (BCA) and 1 cystadenocarcinoma (BCAC). BCA are rare but intriguing lesions of the liver for the possibility of the former to evolve into malignant lesion. Preoperative diagnosis is often difficult also at ultrasound and CT scan. The possibility of BCA and BCAC should be always ruled out in every cystic lesion of the liver. In every doubt lesion surgical exploration is indicated and at least a biopsy should be performed. The procedure of choice for BCA is radical resection, while palliative procedures may be justified only in poor risk patients.

Adult↗

[Major hepatectomies in liver neoplasms].

The development of major hepatic resective surgery during the last 50 years is due to a better knowledge of both hepatic regenerative capacity and intraparenchymal vascular and biliary anatomy. Two approaches of major hepatic resection have been described: 1) primary hilar approach; 2) primary transparenchymal approach. The authors review the indications of major hepatic resections in the treatment of hepatic tumors and discuss the advantages and the disadvantages of primary hilar and primary transparenchymal approaches, reviewing the data from the literature and the experience gained at the Clinica Chirurgica of the University of Verona from 1970 to 1989 of 289 major hepatic resections.

Hepatectomy↗

[Hepatocellular adenoma and focal nodular hyperplasia].

The diagnostic findings of hepatocellular adenoma and focal nodular hyperplasia became more frequent in the last years in our as in western experience. The improvement in diagnostic technique, a correct pathological identification and the diffusion of oral contraceptives explain this increase of incidence. In our series were present 11 hepatocellular adenomas and 19 focal nodular hyperplasias: all the HCA cases were radically resected, while only 15 FNH were resected, only two biopsied and two submitted to periodical follow-up. The tendency to spontaneous bleeding and the presence of diagnostic uncertainty versus well-differentiated hepatocellular carcinoma are mandatory indications for radical resections in all the HCA cases. FNH resection is reserved to symptomatic cases and wide wedge biopsy is at least required in presence of diagnostic doubts: the asymptomatic FNH ("hot spot" on Tc99m-HIDA scintigraphy) may be followed-up only.

Adolescent↗

[Zuckerkandl tubercle of the thyroid gland (anatomo-surgical study: preliminary considerations)].

The presence of tubercle of Zuckerkandl (TZ) of the thyroid gland has been investigated in 20 specimens obtained from patients died from diseases not concerned to the cervical area. The project mas undertaken to elucidate the presence and the role of TZ as normal anatomical landmark. Special attempt has been paid to the relationships of the TZ with parathyroid gland and recurrent laryngeal nerve and the branches of the inferior thyroid artery. The tubercle was constantly found on the postero-medial surface of the thyroid lobe which showed constant relations with the branches of the inferior thyroid artery, superior parathyroid gland and recurrent laryngeal nerve. The outcomes of this preliminary report prove that TZ is an useful anatomical landmark to detect both superior parathyroid gland and laryngeal nerve in thyroid surgery.

Aged↗

Hepatoblastoma in adult age: a report of two cases.

Hepatoblastoma in adults is a rare malignancy that presents in the epithelial or mixed epithelial-mesenchymal variants. We report two cases, the former representing the epithelial and the latter the mixed type. A 21 year-old woman with epigastric pain had abdominal ultrasound and CT scans showing a large hepatic mass. A right trisegmentectomy was performed. The first and second recurrences were treated by resection. The third recurrence was treated by hepatic transarterial chemo-embolization, systemic chemotherapy and 19 percutaneous alcohol injections. A careful follow up by abdominal ultrasound and CT scans was able to detect the recurrence at an early stage. The patient is well at 151 months. A 39 year-old man with epigastric pain and dyspepsia had upper-GI series and abdominal CT scan showing a left hepatic mass involving the stomach. Liver resection and Billroth II hemigastrectomy were performed. A recurrence involving the left hepatic lobe, the spleen and the remaining stomach occurred 15 months later and the patient died from multi organ failure. Surgery is the treatment of choice of hepatoblastoma in adults. Recurrences can also be treated aggressively by surgical resections if no extrahepatic organs are involved. Other therapeutic modalities can be attempted whenever surgery is not possible.

Adult↗