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Biomedical subjects

P Modugno

Publications and source records attributed to P Modugno.

14 recordsLinked to original sources

[Endoluminal radiofrequency ablation of the great saphenous vein versus stripping. A preliminary study].

AIM: To compare the postoperative courses of patients subjected to closure procedure or stripping of the great saphenous vein (GSV). METHODS: We examined 2 groups of 15 patients with ostial and truncular saphenous insufficiency matched for CEAP clinical and anatomic classes. Group A patients underwent saphenous closure; short stripping was performed on those of Group B. In the Group A surgery was performed under spinal (12) or local (3) anesthesia; the procedure was preceded by crossotomy (5), crossectomy (1) or saphenous ligation (8); in 11 cases micro-phlebotomies were associated. In the Group B surgery was performed under general (5), spinal (7) or local (3) anesthesia; the procedure always was preceded by crossectomy (1); in 11 cases micro-phlebotomies were associated. RESULTS: Group A patients were discharged 6-18 hours after surgery. None presented ecchymosis, hyperemia or skin lesions. Five complained of mild aching thigh pain, which did not require pain medication. All resumed normal daily activities the day after surgery and returned to work after 4.9 days. Six months after surgery, none of the patients had evidence of saphenous vein re-channeling. Group B patients were discharged 12-18 hours after surgery. Nine had ecchymosis on the thigh. Five reported mild thigh pain requiring analgesics. Normal daily activities and work were resumed 2.7 and 9.3 days after surgery. CONCLUSIONS: This retrospective study seems to confirm that endoluminal radiofrequency ablation of the GSV provides good immediate results with no significant complications and can reduce postoperative pain and the length of convalescence with respect to those of stripping.

Adult↗

Isolated splenic metastasis from colon cancer.

Solid-tumor metastases of the spleen are rare and usually associated with disseminated disease. There are only seven reports in literature of isolated splenic metastases from colorectal carcinoma, which generally metastasize to regional lymphonodes, liver and abdominal peritoneum. We report a case of isolated splenic metastasis in a 55-year-old woman who had undergone left hemicolectomy, lymphadenectomy and chemotherapy 18 months earlier for adenocarcinoma of the sigmoid colon with positive pericolic and inter-aortocaval lymphonodes. This is the eighth documented case of isolated splenic metastasis from colon cancer. Previously reported cases of this type are reviewed along with the mechanism underlying neoplastic spread to the spleen.

Adenocarcinoma↗

Coexistence of a parathyroid adenoma and parathyroid cyst causing primary hyperparathyroidism.

The association of a functional parathyroid cyst with a parathyroid adenoma is an uncommon finding. In this report we describe the clinical history of a 60-yr-old man, presenting with the following findings: hypercalcemia (18.9 mg/dl), elevated serum parathormone levels (1320 pg/dl), hypercalciuria (228 mg/dl), and hyperphosphaturia (155 mg/dl). Neck ultrasound, magnetic resonance imaging (MRI) and 99Tc Sestamibi scintigraphy led to the identification of a left parathyroid adenoma, located at the lower pole of the left thyroid gland lobe, associated with a parathyroid cyst, located at the upper extremity of the same thyroid lobe. Parathyroidectomy was performed and the histological examination confirmed the diagnosis of a parathyroid adenoma with aspects of cystic degeneration and an upper parathyroid cyst. Analysis of the crystal clear intracystic fluid showed elevated parathyroid hormone (PTH) levels (137.000 pg/ml). The patient is normocalcemic at 2 yr after surgery without signs of recurrent parathyroid enlargements. Aetiology, diagnosis and management of parathyroid cyst will be discussed.

Adenoma↗

Follicular adenoma of the thyroid gland with extensive bone metaplasia.

Follicular adenomas of the thyroid account for over 90% of benign neoplasms of the gland. They exhibit a wide range of morphological structures, from the classical follicular pattern to the peculiar hyalinizing trabecular pattern. Although follicular adenomas grow slowly, they are nonetheless subject to degenerative, most often hemorrhagic changes in their central portion. These hemorrhagic areas undergo further regressive changes such as sclerosis and calcification. However, the detection of a true bone formation with a trabecular structure and the presence of marrow is a very rare occurrence. A follicular adenoma with central cartilaginous metaplasia has been reported in literature but, to our knowledge, a follicular adenoma with bone metaplasia has never been described.

Adenoma↗

Combined Surgery for cardiac and carotid disease: management and results of a rational approach.

OBJECTIVES: The aim of the present study was to apply a rational plan for simultaneous cardiac and carotid surgery in high-risk patients. MATERIALS AND METHODS: A consecutive series of 89 patients with coexisting severe cardiac and carotid disease were operated on during a 5-year period with routinary carotid shunting, moderate hypothermia and balanced anaesthesia. The combined surgical procedures were coronary artery by-pass grafts (CABG) + carotid endarterectomy (CEA) in 81 patients, CABG + CEA + aortic valve replacement (AVR) in four patients, and four cases of CEA + AVR. RESSULTS: Two deaths (2%), three acute myocardial infarctions (3%) and one (1%) major stroke occurred in five patients during the perioperative (30 days) period for a combined rate of death and/or disabling stroke of 3%. There were five reversible neurological deficits. Carotid and aortic mean clamping times were 9 and 60 min respectively. Patients were discharged after a mean length of stay in Intensive Care Unit (ICU) of 131 h and 7 days of hospitalisation post-ICU. CONCLUSIONS: Based on our results, combined interventions of CEA and CABG can be performed with an acceptable morbidity and mortality when severe carotid stenosis is associated with advanced, symptomatic cardiac disease. The management of these patients needs careful and appropriate pre-intra and post-operative assessment and timing aimed to reduce the ischaemic injuries, both cardiac and cerebral, especially during CBP time.

Aged↗

[Use of local cryotherapy in the treatment of humeral epichondylitis].

The efficacy of cryotherapy, following the use of an ice bag, is evaluated in 21 patients of both sexes suffering from epicondilitis of the humerus. This treatment improved the clinical syndrome (pain and functional limitation) in 67% of the patients. Good results (4 cases - 19%) and negative results (3 cases - 14%) were also found, with the possibility of a relapse in the latter group.

Adult↗

[Vascular cysts of the adrenals. Association with aneurysm of the abdominal aorta].

A rare case of an adrenal vascular cyst associated to an abdominal aorta aneurysm is reported. Adrenal cysts are an uncommon clinical finding, in most cases incidentally discovered for nonspecific abdominal pain, during US, TC or RM evaluation or at autopsy. Small adrenal mass are clinically silent. They may be symptomatic (lumbar tension, pain) for dimensions over 10 centimetres. Cysts of large size can cause displacement and compression of adjacent organs. They present a difficult problem of differentiation between benign and malignant lesions. Non-neoplastic adrenal cysts have been divided into four categories: parasitic (7%), epithelial (9%), endothelial (45%) and haemorrhagic or pseudocystic (39%). Vascular adrenal cysts may be a traumatic consequence of an hamartomatous vascular anomaly. The aim of this paper is to discuss, on the basis of the literature, the etiology, diagnosis and treatment of the adrenal mass. Surgical timing is discussed for the concomitant vascular lesion. The elective treatment was left adrenalectomy performed through transperitoneal approach. Surgery for abdominal aorta aneurysm was differed because the adrenal mass was suspected to be an infected neoplastic lesion and for the feasibility of endovascular procedure. The adrenal specimens contained a cystic structure with fluid blood, fibrin and calcifications. Normal adrenal cortical tissue was found in the cystic wall. This lesion (arising from vascular anomalies) require separation from haemorrhagic adrenal neoplasm. Awareness of adrenal pseudocysts and careful attention to the hystological features aids this distinction.

Adrenal Gland Diseases↗

[Drainage in thyroid surgery].

Bleeding represents a rare complication of thyroid surgery but when it occurs it may be life-threatening. To prevent this complication drainage is widely used. However no study has demonstrated the drains' value and recent reports have questioned its benefits. Therefore we have analyzed our experience of a 10 year-period in which 1.217 thyroidectomies were performed by the same surgical team and prophylactic routine drainage was always adopted. In 13 patients (1.06%) a benign hematoma occurred with spontaneous remission. In 6 patients the bleeding was severe and compressive hematoma occurred; it required surgical re-exploration. Such a complication is unusual in the neck surgery (0.49% in the authors' series) performed by experienced surgeons and when life-threatening hematomas do occur they depend on various uncontrolled factors and drainage is often not helpful. Otherwise a meticulous haemostatic technique is necessary and patients should be observed very closely during the few first hours following surgery on the thyroid gland. Therefore on the basis of the analysis of their series, although it is not always possible to prove the benefit of the drainage, the authors suggest its indication in the neck surgery, as in other fields with dead space, to remove blood and secretions reducing postoperative complications. They have never observed wound infections and patients were discharged within 72 hours.

Adolescent↗

Surgery of differentiated thyroid carcinoma, lymph node metastases and locoregional recurrence.

Surgery of differentiated thyroid carcinoma is burdened with risk factors that significantly impact on prognosis, as age at diagnosis and tumor stage. Problems involved concern the extent of surgical resection and the indication for regional lymphadenectomy. As for the former, the most popular approach is total thyroidectomy "on principle" with neck lymphadenectomy. Lobectomy may represent an alternative to total thyroidectomy in low risk patients with unifocal papillary carcinoma 1 cm or less in size, or minimally invasive follicular carcinoma. As for lymphadenectomy, most authors do not agree with surgery "on principle" but rather "of necessity", that is, in presence of clinically evident lymphadenopathy and neck lymphadenectomy is the preferred surgical strategy. In most cases surgery is the treatment of choice of locoregional recurrence. Careful preoperative work-up and accurate surgical procedure are mandatory.

Carcinoma↗

[The non-recurrent inferior laryngeal nerve. Surgical experience].

During the performance of 1018 thyroid operations, 1497 recurrent laryngeal nerves were identified and exposed. Of the 773 visualized nerves on the right side, 2 were found to be non recurrent (0.26%). This abnormality may represent a pitfall during thyroidectomy even for very experienced thyroid surgeons. We emphasize that the exposure and preservation of this vital structure is the standard of care and an essential component of routine dissection in thyroid surgery.

Humans↗

[Effects of aprotinin on the endochondral ossification process in growing rabbits].

Present study demonstrated that aprotinin, a natural inhibitor of proteases, interfered with the ossification process of epiphyseal and metaphyseal cartilages of growing rabbits. This biological effect may be induced by inhibition of tissue proteases, that acts on cartilage matrix to produce a substance which is an important component of the calcifying mechanism during enchondral ossification.

Animals↗

[The effect of epsilon-aminocaproic acid on the normalization of embolizing fatty matter in the rabbit lung following experimental fractures. A polarized light study].

It has been confirmed that epsilon-aminocaproic acid (EACA), an inhibitor of fibrinolysis, reduced the incidence of fat embolism in the lung of rabbits with experimental bone fractures. Microscopic specimens of lungs, examined under polarized light, demonstrated the reduced amounts of lipoid materials that were prevalently undergraded. The action of the drug is owed to the inhibition of some primary mechanisms, involved in the genesis and diffusion of post-traumatic fat embolism.

Aminocaproates↗