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Biomedical subjects

R Campi

Publications and source records attributed to R Campi.

10 recordsLinked to original sources

[Imaging of the breast treated with quadrantectomy and radiotherapy. Interpretative difficulties in diagnosing asymptomatic recurrences].

This study was aimed at evaluating the incidence of breast carcinoma recurrences in a group of female patients treated with QU.A.RT. July 1989 to December 1990, 111 asymptomatic patients underwent physical examination, mammography (in both cranio-caudal and 45 degrees oblique projections), and US with 7.5 and 10 MHz probes. The study population was made of patients operated between 1984 and 1989 and subsequently treated with radiotherapy. Twenty-seven cases with suspect mammographic and US findings were selected and submitted to cytology with needle biopsy under US or stereotaxic guidance. Ten of them exhibited recurrences (9%) at cytology. Of the extant 17 cases, 5 had inflammatory lesions, 1 had liponecrosis, and 11 patients presented with no pathologic cells. The interpretative difficulties of mammographic and US findings were also examined. Problems were found to be related to both correct execution of the technique due to the treatment the breast is submitted to (volumetric reduction and structural distortion) and to correct image interpretation. Therefore we conclude that the two diagnostic methods be combined for they are complementary in the early detection of breast carcinoma recurrence.

Breast Neoplasms

[The role of color Doppler echography in the diagnosis of breast tumors].

The authors discuss the results from a series of 45 patients with breast lumps. All patients were studied by means of mammography, sonography, color Doppler US, and biopsy. Abnormal Doppler signal was observed in 94% of the patients with breast cancer. However, this finding is not specific because it can be occasionally found in benign lesions too. The use of color Doppler US is suggested in those cases where neither US nor mammography is conclusive.

Adult

[A comparative evaluation of the centering precision performed with 2 different stereotaxic instruments in nonpalpable breast lesions].

Two different instruments for nonpalpable breast lesion localization, with different patient position (prone and sitting), were evaluated in precision performances by measuring the mean needle deviation on X and Y axes in 150 and 100 examinations, respectively. Both instruments yielded precise information: some drawbacks were observed with the stereotaxic instrument fitted to the plain mammographic unit, due to imperfect fixation in the sitting position of the patient. The development of special seats could obviate the problem, thus allowing a further improvement in the performance of this kind of instruments.

Biopsy, Needle

The diffusion of pirprofen into the cerebrospinal fluid in man.

We have measured the concentrations of pirprofen at various times in plasma and cerebrospinal fluid (CSF) samples, drawn during diagnostic myelography from 28 patients affected by sciatica. After intramuscular injection of 400 mg plasma concentrations of pirprofen reached a peak in 60 min then fell slowly. In contrast, the CSF concentration rose until 12 h and then fell. Pirprofen rapidly crossed the blood-brain barrier and was detectable in CSF at 15-30 min after injection. These results support the suggested hypothesis of a central analgesic action of pirprofen along with the known peripheral one. A new sensitive HPLC method was developed for measuring the concentration of pirprofen in the CSF.

Adult

[Intravenous leiomyomatosis with uterine onset and extending to the heart. Value of the radiological study].

Two cases are reported of intravenous leiomyomatosis with extension of neoplastic thrombus to the right atrium; an histological documentation of each patient has been successfully obtained during surgical procedure. International literature is reviewed and a useful diagnostic protocol for the correct evaluation of these patients is suggested, in order to choose the best surgical approach. The important role of CT with intravenous injection of contrast medium is pointed out. The advantages resulting from the use of echotomography and from angiographic study of the inferior vena cava are stressed.

Adult

Early gastric cancer: evaluation of diagnostic, clinicopathologic and therapeutic aspects in 60 cases.

A series of 60 patients with early gastric cancer (EGC) operated on from 1.1.1971 to 31.5.1983 is reviewed; since three cases had two and another case even had three synchronous primitive neoplastic lesions, a total of 65 EGC are reported. A prevalence of the "ulcerated" types, a large variability of lesion size and a prevalence of location along the lesser curvature and the antrum was observed; 38 EGC (58.46%) were confined to the mucosa (m), 27 (41.54%) also involved the submucosa; histologically, 53 EGC (81.54%) were of the intestinal type, and 12 (18.46%) were of the diffuse type. Associated lesions, above all chronic atrophic gastritis, intestinal metaplasia and adenomatous gastric polyps were often found. Clinical symptoms were not very specific (epigastric pain, abdominal distension, vomit, dyspepsia, GI hemorrhage) whereas x-ray and endoscopic evaluation had a very high diagnostic accuracy. Our policy is to perform curative resection for gastric cancer, in the form of partial or total gastrectomy with the removal of first level (n1) and second level (n2) lymph node groups and occasionally additional resection of enlarged lymph nodes in the tertiary (n3) group when metastases are suspected. All our patients have been followed up in order to detect any recurrences or metastases.

Adult