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Biomedical subjects

F Rocco

Publications and source records attributed to F Rocco.

At least 55 records · Page 3Linked to original sources

Antimicrobial therapy for treatment of UTI in the elderly.

Patient age is an important factor when considering an antimicrobial agent for treatment of urinary tract infection (UTI). Specifically, elderly patients cannot be managed in the same way as younger patients because of the many physical changes that occur with aging and because of the concomitant pathologies that may be present. In addition, UTI in the elderly is very often due to two common urologic syndromes: obstructive uropathy and urinary incontinence. No antimicrobial therapy, whether oral or parenteral, may be effective if these syndromes are not resolved prior to instituting treatment. Characteristics of and criteria for antimicrobial agents are detailed and the role of new quinolones is emphasized.

Aged↗

[Neoadjuvant chemotherapy using cisplatin (CDDP) and methotrexate (MTX) in carcinoma of the bladder].

From June 1986 to November 1989, 7 patients (pts.) with transitional bladder cancer were treated with CDDP 70 mg/m2 i.v. on day 1 and MTX 40 mg/m2 i.v. on days 8 and 15. The initial stage was T2 N0 M0 (2), T2 N0 M0 (8), T4 N0 M0 (4) and T3-4 N+ M0 (3). The median age was 56 years. After a median number of two cycles (1-5) of CDDP-MTX, 3/17 pts. (17.6%) had a complete remission (CM), 9/17 pts. (53%) a partial response (PR) greater than 50%, 4/17 pts. (23.4%) a PR less than 50%, 1/17 pts. (6%) a stable disease. Nausea and vomiting occurred in almost all pts., 20% of pts. had grade 3 stomatitis, 35% of pts. had diarrhoea, 20% of pts. had conjunctivitis, 7% of pts. had a bone marrow depression and hair loss. One patient had severe renal and liver toxicity and grade 4 bone marrow suppression with sepsis, completely controlled after intensive care. The treatment after neoadjuvant chemotherapy was: radical cystectomy (11)- in one following radiotherapy -; partial resection + lymphoadenectomy (2); TUR (4) in 1 pt. with lymphoadenectomy. After a median follow-up of 28 months (6-36), 12/17, equivalent to 71% of pts. are disease free, 3/17 (17%) are alive with disease, 2/17 (12%) died. In conclusion the association of neoadjuvant CDDP-MTX can induce a high percentage of response, and can preserve bladder function in some patients. Further controlled trials and a longer follow-up are needed to better define the exact role of this combination in terms of disease free survival, total survival and quality of life.

Aged↗

[Complications and limitations of endoscopic therapy for urethral stenosis].

Endoscopic treatment of urethral stenosis is not an alternative to surgical therapy but is an ideal therapeutical partner. The limits of endoscopic resection lie in the lack of anatomopathologican and clinical knowledge regarding the long-term maintenance of stability of the urethral lumen that in every case the internal urethrotomy manages to create. In fact internal urethrotomy is capable of almost totally eliminating the urethral stenosis but with a higher incidence of relapse, even in the short-term. The complications of endoscopic therapy of urethral stenosis are the usual local complications and of mild seriousness. Among the most frequently noted are the swelling and/or peno-scrotal suffusion by incorrect routes, and post-operative urethraemorrhagia. More rarely, but with serious effects, are purulent urethritis or sepsis. In our case list major complications such as priapism, cavernositis or septic shock were not noted. In conclusion endoscopic therapy of urethral stenosis is a simple technique, repeatable with low morbidity and is the best technique in the congenital 'ring'.

Endoscopy↗

Fatal progression of Behçet's disease after cardiac surgery.

The authors describe a patient affected with Behçet's disease who developed, after cardiac surgery, acute clinical manifestations of the syndrome and died of a generalized infection. They also discuss the clinical aspects, the particular clinical course, and the therapy of the disease.

Adult↗

[A new classification of reno-ureteral lithiasis].

The Authors suggest a change in their surgical classification of renal calculi to conform the description to the new techniques in the treatment of renal calculosis. Category "C" describes the morphology and topography of renal stones in five degrees (C1-C5); small letters "p, s, m, i" indicate the pelvis, superior, middle, inferior calyces; "n" and "a" symbolize stone having a size similar to or exceeding normal shaped renal cavities. "Cu" indicates ureteral calculi; small letters "l, i, p" indicate lumbar, iliac, pelvic ureteral stones. "N" describes the nature of the calculi. Category "E" stands for the excretory tract; "+" and "-" indicate the presence or absence of dilatation, the small letters "e, i" show the extra or intrarenal position of renal cavities; "no" and "o" indicate absence or presence of intrinsic obstruction of the excretory tract. "R" points out the number of surgical recurrences. Category "P" indicates the function of the parenchyma; numbers 1, 2, 3, refer to normal renal function, moderate or serious insufficiency. "U" stands for unique functional or anatomical kidney; "I" indicates the presence of infection.

Humans↗

[Prognostic parameters in extracorporeal lithotripsy].

Extracorporeal lithotripsy consists of applying shock waves (electrohydraulic and piezoelectric) from outside the human body, which pass through the body tissues without damaging them breaking down the urinary calculi into particles which can then be automatically expulsed through the excretory tract. The object of this study is to analysis some of the important parameters which affect the success of the extracorporeal lithotripsy. These factors are as follows: 1) type of shock wave: electrohydraulic or piezoelectric, their action mechanism, methods of fragmenting the urolites; 2) the chemical composition of the calculi and its consequential resistance to the fragmented shock waves; 3) Patency, tone and peristalsis of the intra and extrarenal excretory tract for expulsing the urolite particles; 4) general conditions of the urinary apparatus. From the interaction of these 4 variables arise different clinical situations which must be evaluated before operating in order to develop the proper therapeutic subscription for a renal-urethral lithiasis. The current therapeutic procedures for renal-urethral lithiasis are as follows: electrohydraulic and piezoelectric extracorporeal lithotripsy; electrohydraulic waves or ultrasound percutaneous litholapaxy; operative urethroscope; traditional surgery; chemolysis.

Humans↗

[The EDAP LT and the M.P.L. 9000. Results of the treatment of reno-ureteral lithiasis].

The advantages and disadvantages of piezoelectric lithotripsy are discussed with specific analysis of the EDAP LT 01. A description of the EDAP LT 01 is included. Installation, accommodation, and maintenance features are discussed. The Dornier M.P.L. 9000 represents a third-generation lithotripter for both kidney and gallbladder stones with an ultrasound localization system tubules shock-wave coupling. The use of TH M.P.L. 9000 was limited by ultrasound-guided localization of kidney stones, upper ureteral calculi causing obstruction, and intramural lower ureteral stones.

Evaluation Studies as Topic↗

[New surgical classification of renoureteral lithiasis].

The authors suggest a change in their surgical classification of renal calculi to conform the description to the new techniques in the treatment of renal calculosis. Category "C" describes the morphology and topography of renal stones in five degrees (C1-C5); small letters "p", "s", "m", "i" indicate the pelvis, superior, middle, inferior calyces; "n" and "a" symbolize a stone having a size similar to or exceeding normal shaped renal cavities. "Cu" indicates ureteral calculi; small letters, "l", "i", "p" indicate lumbar, iliac, pelvic ureteral stones. "N" describes the nature of the calculi. Category "E" stands for the excretory tract: "+" and "-" indicate the presence or absence of dilatation; the small letters "e", "i" show the extra or intrarenal position of renal cavities; "no" and "o" indicate absence or presence of intrinsic obstruction of the excretory tract. "R" points out the number of surgical recurrences. Category "P" indicates the function of the parenchyma; numbers 1, 2, 3 refer to normal renal function, moderate or serious insufficiency. "U" stands for unique functional or anatomical kidney; "I" indicates the presence of infection.

Humans↗

Dehiscence of aortic valve prostheses: analysis of a ten-year experience.

Up to the end of 1982, reoperation for dehiscence of an aortic prosthesis was necessary in 5% of patients operated on for primary aortic valve replacement in the previous decade at the University of Padova Cardiac Surgery Center. This complication occurred early (median time to diagnosis 4 months) and was associated with an elevated 30-day operative mortality (27%, 70% CL 19-37%). This is probably (P = 0.09) related to preoperative heart failure. The follow-up of the traced surviving patients (92%) indicates a continuing poor prognosis with a 6-year survival rate of only 13.5% (70% CL 5.0-30%). All the events were cardiac related and directly or indirectly connected with the persistence or recurrence of dehiscence that was observed in 72% of the cases. In the face of these results, a retrospective study has been performed to identify, on the basis of the available data, the subsets of patients more prone to develop this complication. Our results suggest that a significant increased risk (P less than 0.001) can be identified in patients presenting with bacterial endocarditis (12.2% rate), in patients with concomitant aneurysm of the ascending aorta (10.9%) and in patients with degenerative regurgitation or severe calcifications of their native valve, with rates of 7.0 and 6.0 respectively. In these situations particular care is required to avoid undue stress on the annular tissue. We also suggest the use of buttressed interrupted sutures.

Adult↗

Operative risk of correction of atrioventricular septal defects.

Between 1 January 1975 and 31 December 1982, 111 patients with atrioventricular septal defect underwent surgical repair. Of these, 43 had the complete, 11 the intermediate, and 57 the partial form. The postoperative mortality rate was 37%, 9%, and 6% respectively. To determine which factors were independently responsible for the operative risk multivariate analysis of the surgical mortality was applied simultaneously to all three forms of the malformation. The form of defect, although strongly influencing the natural history and clinical presentation, was not by itself an operative risk factor. The risk was related primarily to failure to obtain a well functioning atrioventricular valve, to the presence of left ventricular dominance, to the degree of pulmonary vascular resistance, and, finally, to the technique of reconstructing a two leaflet left atrioventricular valve. The small size of the patient was also a significant incremental risk factor, but if the other factors were not unfavorable good results could be achieved in small infants with mortality rates less than 10%. Multivariate analysis showed that severe postoperative left atrioventricular valve malfunction was related to the technique used to reconstruct a "normal" two leaflet left atrioventricular valve. These findings support the policy of reconstructing the left atrioventricular valve as a three leaflet valve. Nevertheless, the implicit beneficial effect of this technique has not as yet proved to be statistically significant.

Abnormalities, Multiple↗

Surgical classification of renal calculi.

A classification of renal calculi is presented. 'C' describes the morphology, size and topography of the stone in five descriptive categories; the letters 'P', 'S', 'M', 'I' indicate the pelvis, the superior, middle and inferior calices, respectively, and complete the topographic description. The letter 'E' stands for the excretory tract; the symbols + and - are added to indicate the presence or absence of dilatation and the small letters e and i indicate the intra- and extrarenal position of the pelvis. 'R' points out the number of surgical recurrences. In conclusion, the letter 'P' indicates the functional status of the parenchyma, and the numbers 1, 2, 3 refer to a normally functioning kidney; moderate renal insufficiency, or serious renal insufficiency. 'U' symbolizes a solitary anatomical or functional kidney.

Humans↗

Progress in the surgical treatment of ventricular septal defect: an analysis of a twelve years' experience.

Two hundred sixty-seven patients underwent surgical closure of a ventricular septal defect (VSD) over a 12-year period between January 1, 1970 and December 31, 1982. In 152 patients (57%) an associated lesion was present complicating the treatment of the primary lesion: 7 patients had multiple VSDs and among those with single defects, 189 were large (unrestrictive). The median age was 5.2 years ranging from 1 month to 46 years. Sixty-nine were infants under 10 kg of weight. The 30-day operative mortality was 8.6% (23 cases). The main cause of death was a low output syndrome in 16 cases. Thirty-two variables have been collected and their relationship with the death of the patients has been analyzed with univariate and multivariate methods. Logistic analysis has identified the independent significant incremental effect on hospital mortality of low weight (P greater than 0.00001), early operative date (P greater than 0.00001), multiplicity of defects (P = 0.0008), presence of major associated lesions (P = 0.019); the large size of the defect was only probably significant (P = 0.18). Inspection of the nomograms, relating the probability of operative death to weight and age in patients with a large defect, shows that the risk is significantly higher in the 3 kg baby (median age 3.3 months), particularly if major associated lesions are present. In infants with multiple VSDs the risk of operation remains, at the end of 1982, significantly higher than in single defects. However, our data suggest that the risk of open correction in patients over 12 kg of weight approaches that of single VSD if concomitant lesions do not complicate the surgical treatment.

Adolescent↗

Kelfiprim, a new sulpha-trimethoprim combination, versus cotrimoxazole, in the treatment of urinary tract infections: a multicentre, double-blind trial.

A new combination of trimethoprim with a sulphonamide, named Kelfiprim, differs from cotrimoxazole in that: a) the sulpha drug is sulphamethopyrazine instead of sulphamethoxazole; b) the trimethoprim to sulpha ratio is 5:4 instead of 1:5; c) the presence of a long-acting sulphonamide allows the administration of a daily dose of one capsule, following an initial loading dose of two capsules; d) a reduced amount of trimethoprim is given, as compared to cotrimoxazole, without any decrease of efficacy. Kelfiprim [KP] was compared to cotrimoxazole [Co] in a multicentre double blind trial. Sixty four patients suffering from acute and chronic infections of the upper and lower urinary tract entered the study. Urine sterilisation and clinical improvement without relapses showed no differences from the two treatment groups. Tolerance was excellent except in two patients, one treated with KP and the other treated with Co, who showed a transient exanthema.

Clinical Trials as Topic↗