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Biomedical subjects

Giovanni Gasbarrini

Publications and source records attributed to Giovanni Gasbarrini.

At least 73 records · Page 4Linked to original sources

FMF revisited.

Explore the source record for details and available documents.

Eastern Orthodoxy↗

Systemic inflammatory diseases and silicone breast prostheses: report of a case of adult still disease and review of the literature.

There has been a debate about the possibility of a link between silicone breast implants and the onset of systemic connective tissue diseases (eg, scleroderma, systemic lupus erythematosus, rheumatoid arthritis) and other inflammatory pathologies, such as silicone implant associated syndrome and adult Still disease. We report a case of adult Still disease in a patient with a silicone gel breast implant. The disease regressed with steroidal treatment, and the patient is now no longer steroid-dependent, although the implant is still in place.

Adult↗

Non-life-threatening sepsis: report of two cases.

Streptococcus bovis is one of the nonenterococcal species included among the streptococci group D. It is part of the normal bowel flora in humans and animals, but it is also responsible for infectious diseases (10-15% of all cases of bacterial endocarditis). Many cases of bacteremia and metastatic abscesses (spleen, liver, soft tissues, bone, meninges, endocardium) caused by S. bovis were reported as associated with digestive tract diseases, mainly colonic disease, and, in particular colonic neoplasms, or chronic liver diseases. A role in carcinogenesis has been suggested for this microorganism. The authors report two cases of S. bovis sepsis, one associated with colonic neoplasm and the other with liver cirrhosis and gastric carcinoma. Discussion is focused on probable mechanisms that favor gastric colonization and systemic diffusion of S. bovis from the gut in patients with gastrointestinal neoplasms or chronic liver disease and provides clinical recommendations for patients with S. bovis infections.

Adenocarcinoma↗

High-dose versus low-dose clarithromycin in 1-week triple therapy, including rabeprazole and levofloxacin, for Helicobacter pylori eradication.

GOALS: To compare high-dose versus low-dose clarithromycin in 1-week triple therapy including rabeprazole and levofloxacin. BACKGROUND: Regimens containing rabeprazole and levofloxacin have proved to be effective against H. pylori infection. STUDY: One-hundred H. pylori-positive patients were randomly assigned to one of the following 1-week regimens: rabeprazole 20 mg o.d. plus levofloxacin 500 mg o.d. and clarithromycin 250 mg b.d. (RLC-1 group); rabeprazole 20 mg o.d. plus levofloxacin 500 mg o.d. and clarithromycin 500 mg b.d. (RLC-2 group). H. pylori status was assessed at entry and after the treatment. Patients who experienced treatment failure underwent antibiotic susceptibility testing. RESULTS: Forty-two patients in RLC-1 group (both PP and ITT analysis: 84%; 95%CI: 71-93%) and 47 in RLC2 group (both PP and ITT analysis: 94%; 95% CI: 83-98%) became H. pylori negative. Clarithromycin resistance was detected in all of 8 (100%) RLC-1 failures and in 1 out of 3 (33%) RLC-2 failures. Side effects occurred in 8% of patients in RLC-1 group and in 12% in RLC-2. CONCLUSIONS: Regimens tested are competitive with other PPI-based treatments. One-week triple therapy containing rabeprazole plus, levofloxacin, and high-dose clarithromycin yielded a higher eradicating rate than the one containing low-dose clarithromycin and may be considered as a first-line therapy option.

2-Pyridinylmethylsulfinylbenzimidazoles↗

Helicobacter pylori eradication rate and glycemic control in young patients with type 1 diabetes.

OBJECTIVES: Eradication of Helicobacter pylori is more difficult in adult patients with diabetes than in patients with dyspepsia. It has also been suggested that eradication of H. pylori in children with type 1 diabetes mellitus improves their metabolic control. The aim of the current study was to assess the eradication rate of a standard triple therapy and its effects on glycemic control in young patients with type 1 diabetes. METHODS: The authors enrolled 29 type 1 diabetic patients with H. pylori, 29 type 1 diabetic patients without H. pylori, and 29 dyspeptic children with H. pylori. Groups were matched for gender and age and had similar geographical origin and socioeconomic status. H.pylori status was investigated before and 6 weeks after therapy by C-urea breath test. All enrolled patients with H. pylori were prescribed a standard triple therapy for eradicating H. pylori. Glycosylated hemoglobin A and daily insulin requirement were evaluated at enrollment and 6 months later in all patients with diabetes. The prevalence of the most common gastrointestinal symptoms also was investigated by means of a questionnaire in all subjects at enrollment and 6 months later. RESULTS: Eradication of H. pylori was similar in patients with diabetes (24/29) and those with dyspepsia (23/29) (83%v 79%; P = NS). No difference in metabolic control was observed before or after antibiotic treatment in the patients who experienced H. pylori eradication. No difference in glycemic control was observed after 6 months of follow-up. CONCLUSIONS: The eradication rate of H. pylori infection was similar for young patients with type 1 diabetes and those with dyspepsia and did not improve metabolic control in a short-term follow-up.

2-Pyridinylmethylsulfinylbenzimidazoles↗

Association of laryngeal cancer with previous gastric resection.

OBJECTIVE: To investigate the association between gastric surgery and cancer of the larynx. SUMMARY BACKGROUND DATA: Biliary reflux is frequent after gastric surgery and may reach the proximal segment of the esophagus and the larynx. It is possible that duodenal content (consisting in bile acids, trypsin), together with pepsin and acid residues when gastric resection is partial, may cause harmful action on the multistratified epithelium of the larynx. METHODS: A retrospective case-control study on subjects admitted between January 1987 and May 2002 in the same hospital in Rome was carried out. The study included 828 consecutive patients with laryngeal cancer (cases) and 825 controls with acute myocardial infarction. Controls were randomly sampled out of a total of 10,000 and matched with cases for age, sex, and year of admission. Logistic regression models were used to assess the role of gastric resection in determining laryngeal cancer risk while controlling for potential confounding factors. RESULTS: Previous gastrectomy was reported by 8.1% of cases and 1.8% of the controls (P < 0.0001). A 4-fold association emerged between gastric surgery and laryngeal cancer risk (adjusted OR = 4.3, 95% CI: 2.4-7.9). The risk appeared strongly increased 20 years after surgery (OR = 14.8, 95% CI: 3.4-64.6). Heavy alcohol drinking (OR = 2.5, 95% CI: 1.8-3.5), smoking (OR = 4.7, 95% CI: 3.3-6.7), and blue-collar occupation (OR = 4.6, 95% CI: 3.2-6.7) were all independently associated with the risk of laryngeal cancer. CONCLUSIONS: Previous gastric surgery is associated with an increased risk of laryngeal cancer. A periodic laryngeal examination should be considered in long-term follow-up of patients with gastric resection.

Aged↗

Helicobacter pylori and extragastric diseases--other Helicobacters.

Reports on Helicobacter pylori and extragastric diseases have almost doubled this year compared with last year, bearing witness to the persistent scientific interest in this branch of Helicobacter-related pathology. Data belong increasingly to the area of vascular medicine, as well as hematology, dermatology, pediatrics and other fields. Unfortunately, these studies show overall controversial results, due to the impact of several confounding factors, and to the difficulty of recruiting homogeneous patient populations. Furthermore, many studies continue to be conducted on Helicobacter species other than H. pylori, focusing on animal models of gastroenterological illnesses which may retain strong similarities with human diseases. In this paper, taxonomy, detection and characterisation of Helicobacter spp. will be reviewed, together with the most important data issued this year on other Helicobacters and animal models.

Animals↗

Hepatocellular carcinomas <2 cm in diameter complicating cirrhosis: ultrasound and clinical features in 153 consecutive patients.

PURPOSE: To determine the frequencies of various echogenicity patterns in 153 consecutive unifocal hepatocellular carcinomas (HCCs) <2 cm detected in cirrhotic livers and to identify their relationships with clinical, laboratory, and microscopic features. PATIENTS AND METHODS: The tumors were classified as hypoechoic, hyperechoic, isoechoic, or nodule-in-nodule. Correlation was evaluated between hypoechoic and hyperechoic patterns and the following variables: age, gender, serum alphafetoprotein (AFP), tumor size, ultrasound features of liver parenchyma, cirrhosis etiology, and cyto/histological tumor grading. RESULTS: One hundred and seventeen tumors (76.4%) were hypoechoic, 26 (17.0%) were hyperechoic, 5 (3.3%) were isoechoic, and 5 (3.3%) had nodule-in-nodule patterns. The hyperechoic pattern was more common in patients under 69 years (25.0% vs. 11.3% in those under 69 years or older, P=0.033). Patients with a hyperechoic pattern displayed a trend towards lower AFP levels and higher prevalence of hepatitis C-related cirrhosis. The prevalence of well-differentiated tumors was identical (56.6% and 56.5%) in the hypoechoic and hyperechoic subgroups. AFP was higher than 400 ng/ml in only 11/153 cases (7.2%). CONCLUSIONS: The hyperechoic pattern of HCC is by no means uncommon, particularly in patients under 70. Hyperechogenicity is not related to an increased frequency of well-differentiated tumors. AFP shows limited value as a confirmatory test of small HCC.

Aged↗

[Gastroesophageal reflux disease: facts and uncertainties].

In these years the increasing interest regarding clinical presentation of Gastro-Esophageal Reflux Disease (GERD) is certainly due to the complex pathogenic mechanism and the poor correlations between symptoms, clinical picture and endoscopic findings. In this paper we review clinical, pathological and therapeutical features of GERD focusing on controversial findings in clinical practice.

Barrett Esophagus↗

Rapid regression of psoriasis in a coeliac patient after gluten-free diet. A case report and review of the literature.

BACKGROUND: Several skin disorders are present in patients affected by coeliac disease (CD) - among them, psoriasis has been described. However, at present the relationship between CD and psoriasis remains controversial since there are few and contrasting data on this topic. METHOD: Here we describe a case of psoriasis in a CD patient not responding to specific therapies for psoriasis. RESULT: The regression of skin lesions after gluten-free diet (GFD) was evident in a short time. CONCLUSION: The present case supports the association between CD and psoriasis and the concept that psoriasis in CD patients can be improved by GFD. Future studies are needed to clarify the possible mechanisms involved in this association.

Celiac Disease↗

Gastric surgery as a long-term risk factor for malignant lesions of the larynx.

BACKGROUND: Duodenogastroesophageal reflux is common after total or partial gastrectomy. No data are available on the effect of duodenal reflux on the larynx. HYPOTHESIS: Premalignant or malignant changes occur more frequently among subjects with gastric surgery. DESIGN: Historical cohort study. SETTING: Outpatient setting for upper endoscopy. PATIENTS: Ninety-three subjects who had undergone gastric resection at least 5 years previously, and 93 matched dyspeptic individuals who did not undergo gastric surgery. INTERVENTION: Clinical histories of all patients were obtained and recorded. All subjects underwent an otolaryngologic evaluation. RESULTS: Of 93 patients with gastric resection, 7 patients had current or previous laryngeal malignancies or current precancerous mucosal changes. In the control group, 1 subject had a leukoplakia on the vocal cord. The adjusted odds ratio (having included sex, age, and alcohol [yes or no] and smoking [yes or no] history in the regression model) was 9.88 (95% confidence interval, 1.01-97.31; likelihood ratio chi2 = 28.77; P<.001). Furthermore, there was a significant increased prevalence of benign laryngeal lesions in patients with gastric resection vs the control group. CONCLUSIONS: The risk of developing laryngeal malignancies is higher for patients with gastric resection. A periodic otolaryngologic evaluation in subjects with gastric surgery may contribute to early diagnosis of laryngeal disorders.

Aged↗

Familial Mediterranean fever is no longer a rare disease in Italy.

Familial Mediterranean fever (FMF) is an autosomal recessive disorder, characterised by short, recurrent attacks of fever with abdominal, chest or joint pain and erysipelas-like erythema. It is an ethnically restricted genetic disease, found commonly among Mediterranean populations, as well as Armenians, Turks, Arabs and Jews. Traditionally, Italians have been considered little affected by FMF, despite the geographical position of Italy (northern Mediterranean basin) and the migratory changes in its population. The objective was to characterise the demographic, clinical and genetic features of FMF in Italy. Patients of Italian origin were recruited from those referred to Italian-French medical centres for FUO (Fever of Unknown Origin) or 'surgical' emergencies; clinical history, genealogy and physical examination were recorded; all other possible infectious, neoplastic, auto-immune and metabolic diseases were excluded. Mutational analysis of the gene responsible for FMF (MEFV on 16p13.3) was performed, after which geno-phenotypical correlations were established. Italian FMF patients, 40 women and 31 men, aged from 3 to 75 years, have shown all the clinical manifestations indicative of FMF described in the literature, but with a lower incidence of amyloidosis. The genetic tests have been contributive in 42% of cases. The frequency of each different mutation has been similar to that found in a series of 'endemic' countries. The geno-phenotypical correlations have suggested the existence of genetic and/or environmental modifier-factors. Among Italians FMF seems to be more frequent than was believed in the past. The data presented are consistent with their geographical location and their history.

Adolescent↗

Evaluation of the albumin-gamma-glutamyltransferase isoenzyme as a diagnostic marker of hepatocellular carcinoma-complicating liver cirrhosis.

AIM: The present study aimed to evaluate the usefulness of albumin-gamma-glutamyltransferase isoenzyme in the diagnosis of hepatocellular carcinoma. METHODS: Electrophoretic assays of gamma-glutamyltransferase isoenzymes were performed on sera from 190 cirrhotics with (n = 131) or without (n = 59) hepatocellular carcinoma, 36 patients with chronic active hepatitis, 17 patients with liver metastases, and 16 control subjects. In the group of cirrhotic patients, the serum level of alpha-fetoprotein was also assessed. RESULTS: Albumin-gamma-glutamyltransferase was found in 88 of 131 cirrhotics with hepatocellular carcinoma, 14 of 59 cirrhotics without hepatocellular carcinoma, nine of 17 patients with liver metastases, and in none of the chronic active hepatitis or control patients. Within the cirrhotic subgroup, albumin-gamma-glutamyltransferase was effective in detecting hepatocellular carcinoma in general (sensitivity: 67%; specificity: 76%; diagnostic accuracy: 70%), and small hepatocellular carcinoma (< 3 cm; corresponding figures: 58, 76, and 69%). The best alpha-fetoprotein value discriminating between hepatocellular carcinoma and non-hepatocellular carcinoma cirrhotics was 20 ng/mL (sensitivity: 54%; specificity 85%; accuracy: 64%). The combined use of albumin-gamma-glutamyltransferase and alpha-fetoprotein, > 20 ng/mL, was associated with greater sensitivity and accuracy (84 and 74%, respectively) than those observed with either of the two markers considered alone. CONCLUSIONS: Albumin-gamma-glutamyltransferase appears to be a sensitive diagnostic marker of both advanced and small hepatocellular carcinoma-complicating liver cirrhosis.

Adolescent↗

Helicobacter pylori and extragastric diseases -- other helicobacters.

The role of Helicobacter pylori infection is explored in more and more extragastric diseases without definite proof in most of the studies, except possibly some hematologic diseases. In cardiovascular diseases, including stroke, the presence of CagA positive strains may be involved. The possible role of helicobacters in hepatobiliary diseases goes beyond that of H. pylori to involve enterohepatic helicobacters. New Helicobacter species are regularly described and molecular methods are developed to improve their detection. Helicobacter felis remains the major species to be used in animal models of Helicobacter infection.

Animals↗

Successful MARS treatment in severe cholestatic patients with acute on chronic liver failure.

Extracorporeal liver devices have gained great attention as a complementary approach to liver transplantation in patients with acute on chronic liver failure. Among others, Molecular Adsorbent Recycling System (MARS) is a hemodiafiltration against albumin able to remove low molecular weight toxins. We aimed to validate the use of MARS in patients presenting with acute on chronic liver failure with severe cholestasis. We enrolled 7 patients with acute on chronic liver failure, presenting with bilirubin >25 mg/dl and hepatorenal syndrome and/or hepatic encephalopathy grade >II. Liver biochemistry, coagulation, blood cell count, electrolytes, ammonia, lactate, blood urea nitrogen, creatinine, bile acids, Fischer ratio, and encephalopathy grade were assessed before and after each MARS treatment. MARS can represent a safe therapeutic choice to achieve a quick improvement of neurological status, a hemodynamic stability, and a better clinical outcome. In particular, our encouraging results suggest that also, patients with severe cholestasis may represent in the future a good indication for MARS treatment.

Adult↗