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Biomedical subjects

Massimo Biondi

Publications and source records attributed to Massimo Biondi.

15 recordsLinked to original sources

Memantine augmentation for refractory obsessive-compulsive disorder.

Glutamatergic hyperactivity hypothesis in obsessive-compulsive disorder (OCD) has been proposed but not tested. Memantine is an uncompetitive N-methyl-d-aspartate (NMDA) receptor antagonist. We report two cases of refractory obsessive-compulsive disorder treated with an augmentation of memantine at 15 mg/day. The first case did not benefit from such treatment, while the second showed immediate and substantial improvement. Contrasting results, reflecting different subtypes of OCD, are discussed. We hypothesized that in certain OCD subtypes an agent that enhances memory for actions may promote a reduction in orbitofrontal activation.

Adult↗

Assessment of subjective stress in video display terminal workers.

Stress assessment in the workplace has been focused on its environmental, psychological and biological aspects. We carried out an evaluation of the subjective components of stress in a working population of 60 subjects employed in a large Public Service, 30 Video Display Terminal (VDT) workers (15 men and 15 woman) and 30 office-workers not assigned to VDT (15 men and 15 woman), by using the "Rapid Stress Assessment Scale": a short questionnaire of easy administration in work environment. VDT workers of both sexes showed higher total stress score vs. office workers (respectively p<0.05, p<0.05). Gender differences were present: female VDT workers showed higher scores of clusters anxiety (p<0.001) and aggressiveness (p<0.05); male VDT workers' score were significantly higher in somatization (p<0.05) and aggressiveness cluster. Our results showed that in VDT workers are experienced greater subjective response to stress than "office workers" and confirm the gender differences in stress experiencing.

Adult↗

Nicotine augmentation for refractory obsessive-compulsive disorder. A case report.

The authors present a case of obsessive-compulsive disorder (OCD) resistant to conventional treatments, which improved following nicotine augmentation administered as 4 mg chewing gum. The role of acetylcholine in the pathophysiology of OCD is not clear. The authors discuss the effect of nicotine on memory for actions.

Acetylcholine↗

Increased maintenance of obsessive-compulsive disorder remission after integrated serotonergic treatment and cognitive psychotherapy compared with medication alone.

BACKGROUND: Both medication and psychotherapy are effective in obsessive-compulsive disorder (OCD). However, they both have disadvantages. We aimed at studying the long-term effectiveness of integrated treatment compared with medication alone. METHODS: A private practice sample of 20 consecutive patients with OCD (DSM-III-R) who achieved remission or marked improvement [Yale-Brown Obsessive-Compulsive Scale (YBOCS) score < or =10 and Global Assessment of Functioning (GAF) scale score > or =70] after drug treatment (clomipramine or selective serotonin reuptake inhibitors for 12-24 months) with or without concurrent cognitive psychotherapy were followed up. In the integrated treatment group, psychotherapy was started on the second or third visit and was timed to end after medication. Efforts were applied to integrate treatments within a biopsychosocial theoretical framework. As randomisation was not feasible in the study setting, treatment allocation was based on patients' preference. Patients were assessed before treatment, after treatment and at each follow-up contact with the YBOCS, the Hamilton Depression Rating Scale, and the GAF scale. Kaplan-Meier survival analysis was performed on the time to OCD relapse. RESULTS: Of the factors studied (gender, age, duration of disorder, severity of OCD symptoms at baseline), only treatment was associated with outcome. Of 10 patients treated with medication alone, 8 relapsed. Of 10 patients who received integrated treatment, only 1 relapsed. The estimated mean survival time was significantly higher (p < 0.001) in the integrated treatment group (132 months, 95% CI 107-157) than in the medication group (25 months, 95% CI 12-38). CONCLUSIONS: Although our results need confirmation by further, more robust studies, the long-term superiority of integrated treatment over medication alone was large. Patients with OCD might have viable options other than long-term drug treatment.

Adult↗

KBG syndrome in a cohort of Italian patients.

KBG syndrome comprises a distinct facial phenotype, macrodontia, short stature, and skeletal anomalies. So far, it has been reported in 29 individuals. Recently, diagnostic criteria were outlined. Here, we describe eight new patients whose clinical and radiological findings fit the diagnostic criteria of KBG syndrome. While most patients were sporadic in occurrence, in two families the disorder was transmitted from mildly affected mothers to their affected children. The phenotype of KBG syndrome has been reviewed based on published and present patients. EEG anomalies with or without seizures, mixed hearing loss, palatal anomalies with secondary speech disorder, distinct age-related behavior, and cryptorchidism are possible additional characteristics. Less common manisfestations were posterior fossa malformations, eye defects, and congenital heart defects.

Abnormalities, Multiple↗

Only limited support for a role of psychosomatic factors in psoriasis. Results from a case-control study.

OBJECTIVE: To investigate the role of stressful events, social support, attachment security and alexithymia in triggering or exacerbating psoriasis. METHODS: Outpatients experiencing a recent onset or exacerbation of psoriasis (n=40) were compared with outpatients with skin conditions in which psychosomatic factors are regarded as negligible (n=116). Stressful events during the last year were assessed with Paykel's Interview for Recent Life Events. Attachment style, alexithymia and perceived social support were assessed with the ECR questionnaire, the TAS-20 and the MSPSS, respectively. RESULTS: The mean number of recently experienced life events, or of undesirable, uncontrollable or major events was not different between psoriatic patients and controls. The only stress measure that showed a slight trend towards an association with psoriasis was having experienced four or more stressful events in the preceding year. There was a statistical trend towards an association between alexithymia and psoriasis, whereas there were no significant differences between patients with psoriasis and controls with respect to perceived social support and attachment security. Subgroup analysis suggested that the role of all psychosomatic factors studied might be more important in certain clinical types, such as guttate and diffuse plaque psoriasis. CONCLUSIONS: Our findings provide only limited support for a role of psychosomatic factors in psoriasis. Future studies should investigate chronic and daily stressors in addition to major life events, include measures of stress appraisal and include specifically patients with a recent onset of disease.

Adult↗

Depression induced by treatment with interferon-alpha in patients affected by hepatitis C virus.

BACKGROUND: Several studies found a high incidence rate of neuro-psychiatric complications during long-term therapy with interferon alpha (IFNalpha), e.g. slowness, severe fatigue, hypersomnia, lethargy, depressed mood, mnemonic troubles, irritability, short temper, emotional lability, social withdrawal, and lack of concentration. The aim of this study was to examine the incidence of depressed mood and major depression in patients who were treated with IFNalpha. METHODS: 30 patients, affected by chronic active C-hepatitis, have been evaluated at baseline and 3 months after IFNalpha treatment. The evaluation consisted of psychometric assessments employing the DSM-IV criteria and the Montgomery Asberg Depression Rating Scale (MADRS). RESULTS: At end-point, 40.7% of the patients suffered from a full blown major depression, according to the DSM-IV criteria for major depression. IFNalpha treatment induced a significant increase in the MADRS score from baseline to 3 months later. The MADRS items which were significantly increased at end-point were: expressed and unexpressed sadness; irritability; insomnia; loss of appetite; and asthenia. DISCUSSION: The results show that prolonged IFNalpha treatment may induce depressive symptoms and major depression in a considerable number of subjects.

Affect↗

Increased depressive ratings in patients with hepatitis C receiving interferon-alpha-based immunotherapy are related to interferon-alpha-induced changes in the serotonergic system.

There is now evidence that repeated administration of interferon-alpha (IFN-alpha) to patients with chronic active hepatitis and cancers induces depressive symptoms. There is also evidence that induction of the cytokine network modulates the serotonergic system and that major depression is related to activation of the cytokine network and disturbances in the serotonergic metabolism. The aims of this study were to examine the effects of IFN-alpha-based immunotherapy on the development of depressive symptoms in relation to its effects on plasma tryptophan and kynurenine and serum serotonin (5-HT). Eighteen patients affected by chronic active hepatitis C were treated with IFN-alpha (3-6 million units subcutaneously three to six times a week for 6 months) and had measurements of the previous parameters before starting immunotherapy and 2, 4, 16, and 24 weeks later. Severity of depression and anxiety were measured with the Montgomery-Asberg Depression Rating Scale (MADRS) and the Hamilton Rating Scale for Anxiety (HAM-A) scale, respectively. Immunochemotherapy with IFN-alpha (1) significantly increased the MADRS and HAM-A scores and serum kynurenine concentrations and (2) significantly reduced plasma tryptophan and serum 5-HT concentrations. IFN-alpha-based immunotherapy significantly increased the kynurenine per tryptophan quotient, which estimates the activity of indoleamine 2,3-dioxygenase, the major tryptophan-catabolizing enzyme, which is induced by IFNs. There are significant relationships between the IFN-alpha-induced changes in the MADRS score and serum kynurenine (positive) and 5-HT (negative) concentrations. Immunotherapy with IFN-alpha significantly increases the severity of depressive symptoms. The latter is related to changes in the serotonergic system, such as depletion of serum 5-HT and induction of the catabolism of tryptophan to kynurenine. It is suggested that the IFN-alpha-induced changes in the serotonergic turnover could play a role in the development of IFN-alpha-induced depressive symptoms.

Adult↗

A second trial of clozapine in a case of granulocytopenia.

It is generally believed that agranulocytosis, a major problem with clozapine treatment, will tend to occur dose-dependently once it develops in an individual. Therefore, despite clinical progress obtained, the drug has to be discontinued and treatment shifts to another drug. We report on the case of a 29-year-old woman with DSM-IV undifferentiated schizophrenia who developed agranulocytosis after 5 years of 300 mg/day clozapine treatment. The drug was withdrawn and two trials with thioridazine and olanzapine were unsuccessful. Four months after clozapine suspension, we decided to make a further trial, reintroducing clozapine titrated up to 500 mg/day. The patient's symptoms improved and blood leukocytes remained within the normal range after eight months. Copyright 2000 John Wiley & Sons, Ltd.

Journal Article↗

Increased probability of remaining in remission from panic disorder with agoraphobia after drug treatment in patients who received concurrent cognitive-behavioural therapy: a follow-up study.

BACKGROUND: Many short-term trials suggested that the combination of psychotherapy with medication might be more effective than either treatment alone. However, only few studies examined the long-term effectiveness of this combination. METHODS: A private practice sample of consecutive patients with DSM-III-R panic disorder with agoraphobia who achieved remission after drug treatment with or without concurrent cognitive-behavioural psychotherapy were followed up. Patients were assessed before treatment, after treatment and at each follow-up contact with the Marks-Sheehan Phobia Scale, the Hamilton Anxiety Rating Scale, and the Hamilton Depression Rating Scale. Kaplan-Meier survival analysis was performed on the time to panic disorder relapse. Cox regression analysis was used to control for the possible confounding effect of factors other than treatment. RESULTS: Of patients who received medication alone (n = 32), 25 (78.1%) relapsed, prevalently (65.6%) during the first year. The estimated mean survival time was 12 months (95% CI 7-17). Of patients who received integrated treatment (n = 21), only 3 (14.3%) relapsed. The estimated mean survival time was 65 months (95% CI 44-86). Treatment was the only variable associated with the occurrence of relapse, with a hazard ratio of 12.6 (95% CI 2.5-63.3) for patients who received only medication. CONCLUSIONS: Some methodological limitations, such as treatment allocation by preference, suggest caution in the interpretation of our results. However, the long-term therapeutic advantage of integrated treatment over medication alone was large and independent from known prognostic factors. The long-term effectiveness of integrated treatment should be tested with a randomised controlled trial.

Adult↗