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Biomedical subjects

M Guglielmi

Publications and source records attributed to M Guglielmi.

At least 19 recordsLinked to original sources

Effectiveness and toxicity of cisplatin and doxorubicin (PLADO) in childhood hepatoblastoma and hepatocellular carcinoma: a SIOP pilot study.

Sixteen children, aged 16 days to 13 years with hepatoblastoma (HB) (13 patients) or hepatocellular carcinoma (HCC) (3 patients), were given a total of 89 courses of cisplatin and doxorubicin (PLADO) as IV continuous infusion. All tumors were confined to the liver except for 1 hepatoblastoma patient with pulmonary metastases at presentation. Tumor response to PLADO was evaluable in 10 children (8 HB, 2 HCC) treated with preoperative chemotherapy and in another 2 HB patients treated when they developed pulmonary metastases after initial treatment with surgery alone. There were 2 complete responses (2 HB with pulmonary recurrences), 7 very good partial responses (6 HB and 1 HCC), 2 partial responses (1 HB, 1 HCC), and 1 stable disease (HB). The last patient underwent orthotopic liver transplantation whereas all the other patients had their tumor completely excised at delayed surgery. Documented toxicity was BM depression (16 patients), infection (11), vomiting (11), mucositis (3), hearing loss (1), and cardiotoxicity (1). These data indicate that PLADO in continuous infusion is effective in the treatment of malignant epithelial liver tumors with acceptable toxicity.

Adolescent

Arteriovenous fistula between descending aorta and hemiazygos vein.

The article describes a rare case of congenital A-V fistula between descending aorta and hemiazygos vein in a 9-year old girl. Differential diagnosis in these cases is difficult and only sonography and angiography can lead to a correct diagnosis. The recent literature of this subject is reviewed.

Angiography, Digital Subtraction

Neonatal malignant solid tumors.

We reviewed the 8 malignant solid tumors in children less than 1 month of age observed at the Pediatric Surgical Department of Padua University from 1968 to 1985. These were 6 neuroblastomas, 1 Wilms' tumor and 1 angiosarcoma; 5/8 are alive without evidence of disease with a median follow-up of 8 years. The importance of combined therapeutic approach and conservative surgery are stressed. The sensitiveness of infants to both chemotherapy and radiotherapy are considered. Surgery remains the treatment of choice when a radical resection is possible.

Combined Modality Therapy

Obstructive jaundice in Kawasaki's disease.

We describe a case of Kawasaki's disease in a 10-year-old child who had obstructive jaundice, intrahepatic biliary duct dilatation and gallbladder hydrops. The diagnosis was defined by echography, CT-scan and cholangiography. Immediate relief from symptoms and progressive resolution of jaundice was achieved by percutaneous transhepatic biliary drainage (PTBD). Laparotomy was avoided.

Catheters, Indwelling

Predictive value of visible lesions (cheeks, lips, oropharynx) in suspected caustic ingestion: may endoscopy reasonably be omitted in completely negative pediatric patients?

The relationship between absence or presence of grossly visible lesions in the cheeks, lips, and oropharynx (C.L.O. burns) and the incidence, site, and degree of visceral burns was evaluated in all children referred to our hospital for a suspected caustic ingestion during a 10-year period. All children underwent eso-gastro-duodenoscopy within 24 hours. Of the 156 children, 96 (61.6%) showed no visible signs of contact with the caustic substance; however, in 36/96 (37.5%), endoscopy revealed burns in one or more visceral sites. Eight of 36 children (22.2%) sustained potentially dangerous lesions (second to third degree). Sixty of 156 children (38.4%) showed visible lesions; in 30/60 (50%), endoscopy revealed other burns in one or more visceral sites. Fourteen of 30 patients (46.6%) sustained potentially dangerous lesions (second to third degree). A total of 50 esophageal burns have been recorded: first degree (E1), 32; second degree (E2), 12; third degree (E3), 6. Two of 12 patients with E2 lesions and 6/6 with E3 lesions developed esophageal stenosis. One patient in this latter group died because of complications related to a tracheostomy. A total of 31 gastric burns have been recorded: G1 (22), G2 (6), G3 (3). One gastric perforation was observed in the G3 group, whereas the remaining two lesions healed with residual asymptomatic scarring. Minimal scarring was observed in two of six patients with G2 burns. A total of eight lesions have been recorded in the larynx [L1 (3), L3 (1)] and in the duodenum [D1 (2), D2 (2)].(ABSTRACT TRUNCATED AT 250 WORDS)

Burns, Chemical

[The value of prenatal sonography in the diagnosis of congenital malformations].

Three hundred and forty-one prenatal ultrasound tests performed in 79 cases who presented congenital malformations at birth were studied retrospectively. A correct prenatal diagnosis was only made in 24 cases (30.3%), whereas there were 50 false negative (63.3%) and 5 dubious cases (6.3%). The percentage of false negative was greater in the group of cases examined in peripheral centres (56%) in comparison to those examined in our institute (35%).

Congenital Abnormalities

Long-term follow-up results after surgical repair of esophageal atresia.

Fiftytwo of 55 children, surviving surgical repair of tracheo-esophageal fistula between 1975 and 1985, were reviewed in relation to birth weight and Waterston's risk group after a mean follow-up of 7.5 years. The long-term results of esophageal atresia patients seem good in 30% of the follow-ups. Esophageal dysfunctions and respiratory difficulties were found respectively in 23 (44.2%) and 26 (50%) of the children; all the patients were improving after the first years of life. Scoliosis affected 27 children (51.9%) and its incidence increased with growth. Waterston's classification was a poor prognostic guide, but children weighing less than 2500 g at birth remained of relatively lower weight. The frequent development of scoliosis with age leads to continue evaluations after that respiratory and alimentary problems which might occur in the early years have been overcome.

Adolescent

[High-dose gynecologic endocavitary brachytherapy. Technical and dosimetric aspects].

The technical and dosimetric aspects are presented of high-dose intracavitary brachytherapy in gynecology. Fifty-five patients (203 insertions) were examined over two years with a remote loading Selectron HDR 60Co unit installed in a dedicated bunker. The dose to the rectal and bladder markers on AP and LL films was calculated before every irradiation, in order to allow the necessary corrections to be made. Uniform irradiation conditions were obtained at each treatment set-up for both tumoral target and bladder and rectal doses. High-dose intracavitary brachytherapy proved to be a safe, reliable and versatile method from the technical and dosimetric point of view both in the treatment of unoperated gynecological malignancies and in postoperative therapy.

Brachytherapy

Therapeutic approach to primary malignant epithelial tumors of the liver in childhood: results of the Italian retrospective study and literature survey.

We analyzed the clinical features and treatment of 23 hepatoblastomas (HPBs) and 16 hepatocellular carcinomas (HPCs) occurring in patients less than 19 years old, admitted to the Italian retrospective multicentric study, conducted between 1983 and 1985, on childhood malignant hepatic tumors. The median ages of the patients with HPB and HPC at diagnosis were 22.34 months and 96.23 months, respectively, with a male/female ratio of 0.7 and 1.7, respectively. Fourteen HPBs (61%) and 5 HPCs (31%) achieved surgical complete remission (CR). Of these, 11 HPB and all 5 HPC are still in CR with a median follow-up of 36 months and 3.5 years, respectively. One HPB and 1 HPC became resectable after a primary course of cis-platinum alone in the case of HPB and used with VP-16 in the case of HPC. All of the 9 HPBs and 11 HPCs, who never achieved CR, died of disease at a median interval from diagnosis of 5 and 2 months, respectively. The published therapeutic approaches for these tumors were also reviewed.

Antineoplastic Combined Chemotherapy Protocols

Pancreatic ascites in the first year of life.

A case of pancreatic ascites in a 4-month-old baby girl is reported. To the best of our knowledge only 4 previous cases occurring in the first year of life have been reported in the pediatric literature. In patients with unexplained ascites, amylase determination should be performed on ascitic fluid and serum. The baby was first treated by external drainage and later by internal drainage of the pseudocyst which had formed along the fistula.

Ascites