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Biomedical subjects

P Rispoli

Publications and source records attributed to P Rispoli.

At least 19 recordsLinked to original sources

A new device for prevention of postoperative haematoma in the surgery of varicose veins.

The objective of this article is the presentation of a new device, simple, easy to use, at low cost, for the prevention of postoperative haematoma following surgery of varicose veins of the lower limbs. It consists in a two-part device that functions as an elastic and pneumatic bandage, that wraps thigh and leg, with the knee articulation free and that is placed immediately before the stripping of the saphenous vein when all the surgical wounds are closed, except the supramalleolar one. While the head of the stripper is pulled, the device is inflated by air with a compression of 40-50 mmHg and the last surgical wound is sutured. Pneumatic compression is held for 24-36 hours, allowing the patients to walk and, in the meantime, to control the colour and the temperature of the foot. The advantages of this device are: easy use and low costs; compression on the area of the saphenous vein and of the main collaterals; uniform but moderate pressure on all the limb circumference.

Equipment Design

Left-sided inferior vena cava. Report of a case occasionally encountered while performing an aorto bifemoral bypass and review of the literature.

We present a case of left-sided inferior vena cava unexpectedly observed during an operation of aorto bifemoral bypass in a patient with severe Leriche syndrome and almost complete obstruction of the infrarenal aorta. This very rare congenital malformation (0.2-0.5%) was not recognized by the duplex scanner performed preoperatively, probably because of the low level of suspicion carried on by an experienced operator. AngioCT or angioMR, which would have surely shown us the anomaly, were not done because, in the lack of an aneurysmal disease or other abdominal pathological situations, these investigations were not required before operation. The possible hazards of such an unrecognized malformation are great, mostly in terms of incontrollable intraoperative hemorrhages, but the final outcome of this case was positive.

Aged

Post stenotic aneurysm of the inferior mesenteric artery: case report and discussion.

A case of post stenotic aneurysm of the inferior mesenteric artery (IMA) is reported. This case underlines the importance of a correct diagnosis by instrumental methods such as Duplex Scanner, CT and Arteriography, mainly when the first diagnosis is aneurysm of the abdominal aorta (AAA). Our patient showed, furthermore, the occlusion of the celic axis, of the superior mesenteric artery and of both hypogastric arteries; thus his intestinal vascularization was represented, from the gastric fundus until the rectum, only by the inferior mesenteric artery and its collateral network. The operation consisted in the resection and reimplantation of the vessel on the left side of the terminal abdominal aorta, after removal of the dilated segment. This location was chosen because of the coexistence of a mild dilatation of the aorta of 2.8 cm and considering possible aortic surgery for AAA in the future.

Aneurysm

True aneurysm of the inferior thyroid artery. Case report and review of the literature.

In a patient already operated for abdominal aortic aneurysm fifteen months previously, because of the onset of aspecific vertigo, instrumental investigations of the supra aortic vessels showed us the presence of a non palpable mass, in the left side of the neck. Duplex Scanner, angio-CT and Angiography let us suspect the presence of an aneurysm located somewhere in the course of the thyrocervical trunk. At the operation the aneurysm, which we originally suspected to be a false and a possibly iatrogenic one, in the reality was a true aneurysm and was located at the termination of the thyrocervical trunk, just in the first segment of the inferior thyroid artery. The case is reported because of its rarity and the difficulties in the preoperative diagnosis.

Aged

[Malignant fibrohistiocytoma arising at a femoral dacron vascular prosthesis. Case report and review of the literature].

In a recent publication, reporting the sixth case of aortic angiosarcoma, probably induced by the implantation of a dacron vascular prosthesis, Weiss et al. have done a literature review concerning the association between the presence of vascular prostheses and the onset of mesenchymal neoplasms. Although they consider the incidence of this association very low, they also point out the hypothesis, largely supported by experimental studies, that vascular prostheses can play the role of aetiological co-factor or factor in the onset of these tumors. We consider useful to report a case of malignant fibro histiocytoma arising around a femoral vascular prosthesis in a patient operated on for aneurysm of the femoral artery.

Aged

Venous and arteriovenous vascular malformations: diagnostic and therapeutic considerations regarding 239 patients observed in the 1978-1991 period.

The Authors report their experience in the treatment of venous and arteriovenous malformations, which in this paper are divided into two subgroups, pure venous malformations (VMs) and arteriovenous malformations (AVMs). A pure surgical indication was evident in less than 50% of cases (48.1%), while more conservative treatments were performed in remaining patients. Considering the particular characteristics of the disease, a complete surgical radicality isn't always possible, so surgery must be considered in selected cases.

Adolescent

[Ischemic colitis manifested as Crohn's disease. A case report].

Ischaemic colitis has many and different clinical features as it is often linked to the severity of ischaemic injury. In this paper two patients with clinical features of Crohn's disease are reported. In both patients the diagnosis has been confirmed with endoscopy and biopsy. They have been treated with specific therapy until they developed bowel obstruction in one case and peritonitis in the other. Both patients underwent laparotomy and the histological specimen showed a picture of ischaemic colitis. In one case a Dixon's resection was done, in the other Hartmann's operation.

Adult

[Intraoperative microbiological monitoring in abdominal aortic aneurysms in elective surgery. A review of the literature and the authors' personal experience].

Thirty-one patients, ranging in age from 57 to 78 years (mean 66), with the exclusion of cases with doubtful possible results, underwent abdominal aortic aneurysmectomy for asymptomatic AAA and had cultures from the aneurysmal wall and endovascular thrombus to identify possible microbiological source of future graft infection; 5 (16%) of 31 cultures yielded bacterial growth and the most common organism isolated was staphylococcus epidermidis. During an average follow-up of 15.4 months no graft infection was noted in patients with positive or negative aortic cultured. A literature review stresses the same disparity between positive cultures obtained at the aneurysmectomy and subsequent low graft-infection rate. It is concluded that the aneurysm wall itself does not represent an important source of early or late graft infection and it's suggested that the bacterial presence both in the wall and thrombus could be explained by an exogenous contamination at the operation time.

Aged

[Bandage of the common femoral artery after intervention of disobliteration or aneurysmectomy (considerations on surgical technic apropos of 4 cases)].

The Authors refer their surgical experience in those particular cases in which, after performing an aneurysmectomy or an endarterectomy of common femoral artery, the residual arterial wall appears too thin and weakened. In these not very rare cases, can be indicated, as an additional and prudent manoeuver in order to avoid a possible evolution towards suture disruption or pseudoaneurysm formation, the wrapping or banding of the endarterectomized tract of artery by the mean of dacron prosthesis, sutured around the artery longitudinally. This simple technique, performed in 4 patients, appears easy and safe to perform, offering the advantage to guarantee a biological arterial lumen.

Aged

[Intra- and postoperative complications in surgery of the thyroid gland].

The authors studied the inter- and postoperative complications arising in a series of 690 consecutive interventions on thyroid. The results showed a cipher mortality and a 3% aggregate morbidity. In 0.9% of cases, compressive hematomata in the thyroid loggia, collapse of the tracheal wall due to tracheomalacia or bilateral paralysis of the vocal cords determined an acute respiratory stoppage. 1.4% of the treated patients suffered from alterations in the motility of the vocal cords, ascribable to damage of the recurrent nerves. 0.9% of cases showed a postoperative parathyroid insufficiency, the nature of which, however, was always temporary. The incidence of complications, in the whole, resulted significantly higher in the patients undergoing iterative surgery, in respect of those operated on the first time.

Acute Disease

[Clinico-epidemiological study of patients with phlebolymphatic diseases admitted to the hospitals of the Piedmont region 1976-1979. I. Analysis of all phlebolymphatic diseases].

In conjunction with the University Calculation Centre and the Piedmont Region, a computerised study was made of all patients (31,514 cases) admitted to Piedmont hospitals for phlebopathy and peripheral lymphopathy, including pulmonary embolism, in the period 1976-79. An account is given of the method used, the material, and the statistical technique. An 18.9% prevalence of women was noted. Occupation, age category, type of pathology, and treatment adopted were assessed for phlebopathies in toto and for each type. The data for each public health unit, divided by age category, were correlated with the general cases for the Region and those for each unit. In this way, it was possible to determine the incidence of phlebopathies in each unit and over the Region as a whole in relation to age. A map of the Region showing areas of higher, lower, and not significantly different from the regional mean hospitalisation (i.e. phlebopathy) was prepared. The significance of the different incidences in the several units is discussed in relation to their populations, geographical location, raye of migration, and types of occupational activity.

Adult

[Clinico-epidemiological study of patients with phlebolymphatic diseases admitted to the hospitals of the Piedmont region 1976-1979. II. Analysis of lymphatic diseases and pulmonary embolism].

The second part of this research project looks at two very different pathologies. Pulmonary embolisms are usually emergency admissions, while lymphopathies, and this may well be an incorrect term, usually receive outpatient treatment and are only hospitalised in cases of serious incapacitation. Whereas lymphopathies were so few as to prevent any conclusions being drawn, regional admissions of pulmonary embolism occur every 28 hours and 44 minutes i.e. about 1 case per day. No particular relation between the distribution of pulmonary embolism and geographical area, level of industrialisation or migration was discovered. On the contrary there are few areas with higher figures than the expected regional average and these may be attributed to better medical organisation. Finally it should be emphasised that while cases of pulmonary embolism increase with age, the rise is less substantial than might have been expected.

Adult

[Clinico-epidemiologic study of patients with phlebolymphatic diseases admitted to the hospitals of the Piedmont region 1976-1979. III. Analysis of varicose disease].

With the aid of the University and Piedmont Region Computer Centre all cases of varicose admitted to Piedmontese hospitals between 1976 and 1979 were examined. One admission every 1 hour 35 minutes is the regional average. In terms of age there is a numerical prevalence (8526 cases) of the under forty-fives, while in percentage terms, admissions appear to increase in proportion to age. Admissions in age groups to all the individual clinics were correlated with a view to the evaluation of any variations from the regional average, without incidentally confirming these figures. Detailed statistical analysis was employed to correlate the study.

Adult

[Clinico-epidemiological study of patients with phlebolymphatic diseases admitted to the hospitals of the Piedmont region 1976-1979. IV. Analysis of thrombophlebitis].

In the 1976-79 period, 8040 cases of thrombophlebitis, equivalent to 0.17% of the population, were admitted to Piedmontese hospitals, an average of 1 admission every 4 hours and 3 minutes. The present study revealed a numerical and percentage increase with increasing age. The figures per age group from each individual clinic revealed two large areas in the East and South West of the Region where phlebitis cases were numerically lower than the regional average. In other areas figures were higher than estimated, while still others produced statistically insignificant figures. An interpretation of these results is attempted.

Adult