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Biomedical subjects

D Pavesio

Publications and source records attributed to D Pavesio.

At least 19 recordsLinked to original sources

Clinical comparative study of azithromycin versus erythromycin in the treatment of acute respiratory tract infections in children.

The efficacy and tolerability of azithromycin and erythromycin in the treatment of acute respiratory tract infections in children were compared in an open, multicenter, randomized trial. A total of 151 children, aged from 2 months to 14 years, suffering from upper airways infections (60), or lower respiratory tract infections (91), were randomized to be treated either with azithromycin, 10 mg/Kg/day per os once daily for 3 or 10 mg/Kg/day 1 and 5 mg/Kg/days 2-5 (77 patients) or with erythromycin, 50 mg/Kg/day thrice daily for at least 7 days (74 patients). The two treatment groups did not significantly differ as to sex, age, weight, type and severity of infection, and infecting pathogens. Clinical evaluation was performed prior to therapy, on treatment days 1, 3, 5 and 7, and on day 10. Microbiological and laboratory assessment were carried out at baseline and after the end of therapeutic course. Chest X-ray and serologic assays for Mycoplasma pneumoniae infection were obtained in patients suspected to have lower respiratory tract infections. At the end of therapy, clinical cure was achieved in 73 out of 77 patients (94.8%) in the azithromycin group, and in 60/72 evaluable subjects (83.3%) in the erythromycin group. A significantly more rapid remission of several illness-related signs and symptoms was observed in patients treated with azithromycin. A total of 75 bacterial pathogens were isolated at baseline microbiological examination; at the end of the therapeutic course bacteriological eradication was obtained in 34/34 cases (100%) treated with azithromycin, and in 40/41 children (97.5%) treated with erythromycin.(ABSTRACT TRUNCATED AT 250 WORDS)

Acute Disease

[Rational bases of current etiopathogenetic therapy of bacterial meningitis. Review of the literature and personal experience in 122 pediatric cases].

Bacterial meningitis is a serious infectious disease, the course of which depends on the correct use of antibiotics and an intensive symptomatic and support therapy. The presence of microbes and their fractions in the CNS determines inflammatory phenomena that lead, through complex mechanisms, to the supportive treatment has the purpose of curbing the inflammatory phenomena, reducing cerebral oedema and avoiding ischaemia. This therapy makes use of cortisone and mannitol. The effectiveness of cortisone in reducing cerebral damage and, consequently, the neurological sequelae of the disease has been documented in experimental models and in man. After analysing the pathogenetic events of cerebral damage and the rationale of the treatment, reference is made to a personal therapeutic protocol that includes an aetiological treatment (Ceftriaxone 100 mg/kg/die), a support therapy (dexamethasone 0.2-0.3 mg/kg/die, mannitol, water restriction) and a symptomatic therapy (for convulsions, high temperature and shock). Both the antibiotic and cortisone are also introduced into the spine on the occasion of lumbar injection. 122 children suffering from non-tubercular bacterial meningitis, admitted to the Emergency Department of the Regina Margherita Infant Hospital of Turin in the period 1984-89, were treated. A further 7 patients, admitted for the same pathology, died within a few hours. In 88% of cases, aetiological agents were found by bacterioscopic and/or cultural and/or co-agglutinin on liquor examination (Neisseria meningitidis 47.5%, Haemophilus influenzae 20.5%, Streptococcus pneumoniae 15.6%, others 4.1%). The patients were treated with support therapy for as long as clinical conditions required it and with Ceftriaxone until clinical cure, end of fever and normalisation of PRC. In the reported series, 90% of patients were treated for from 3 to 6 days. This duration of antibiotic therapy is shorter than that reported and recommended in the literature. Therapeutic results were very good with 95% cure without neurological sequelae even at 6 month/1 year follow-up. Only 6 patients reported sequelae (2 irritative anomalies at EEG, 3 hypoacusis, 12 psychomotor retardation). The results were also better than those reported in the Italian and foreign literature. The Authors are convinced that, in the hands of experienced physicians, timely antibiotic, anti-inflammatory, cerebral anti-oedema and symptomatic treatment will improve the prognosis for bacterial meningitis in infancy.

Adolescent

[Macrolide-theophylline interaction. Experiences in pediatrics].

Subjects suffering from bronchial asthma being treated with theophylline often have to be treated with an antibiotic during acute stages. The purpose of the present study is to assess to clearance variation in theophylline when a macrolide antibiotic is associated after theophyllinemia steady-state has been attained. It has been seen that macrolides interfere differently on the blood levels of theophylline. Whereas erythromycin and josamycin determine a significant reduction in theophylline clearance, Miocamycin seems not to modify this parameter significantly.

Anti-Bacterial Agents

Short-term treatment of streptococcal tonsillitis with ceftriaxone.

The short-term therapy of streptococcal pharyngotonsillitis and scarlet fever with ceftriaxone (Rocephin) is reported. Sixty children, in whom the clinical diagnosis was confirmed by rapid enzyme immunoassay and smear test, were divided into two randomized groups and treated with a single dose of 50 mg/kg ceftriaxone or 50 mg/kg ceftriaxone on 3 consecutive days. Clinical cure was obtained in 100% of the patients and pharyngeal sterilization in 95%, with no significant differences between the two groups.

Ceftriaxone

[Cefotiam, a new cephalosporin. Microbiological research, preliminary evaluation of its effect on phagocytosis and clinical multicenter research].

After a brief review of the data on cefotiam in the literature the report presents the results of microbiological research, a preliminary study into the drug's possible actions on phagocytosis and a polycentric clinical study of 93 cases of broncho-pleuro-pulmonary pathology and one sinusitis of the jaw. In vitro cefotiam was found to have an excellent inhibitory effect on gram positive and gram negative bacteria with MICs50 and 90 respectively 0.2 and 0.8 mcg/ml V. Staph. aureus, Str. pyogenes. E. Coli, K. pneumoniae and Pr. mirabilis. A dose-dependent increase in phagocytosis was noted. The clinical response was excellent with 90.43% (88/94) of the cases achieving clinical and radiological cure or very much improved. Cefotiam was very well tolerated with the appearance of 2/94 skin rashes (2.12%). The liver and kidney parameters showed no change at the end of treatment. No increase in enzymuria was noted during treatment with cefotiam.

Absorption