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Biomedical subjects

A Teitelbaum

Publications and source records attributed to A Teitelbaum.

At least 19 recordsLinked to original sources

Kleptomania: diagnosis and treatment options.

Kleptomania--the inability to resist the impulse to steal objects, not for personal use or monetary gain--is currently classified in psychiatric nomenclature as an impulse control disorder. However, some of the principle features of the disorder, which include repetitive intrusion thoughts, inability to resist the compulsion to perform the thievery and the relief of tension following the act, suggest that kleptomania may constitute an obsessive-compulsive spectrum disorder. Kleptomania is commonly under-diagnosed and is often accompanied by other psychiatric conditions, most notably affective, anxiety and eating disorders, and alcohol and substance abuse. Individuals with the disorder are usually referred for treatment due to the comorbid psychiatric complaints rather than kleptomanic behaviour per se. Over the past century there has been a shift from psychotherapeutic to psychopharmacological interventions for kleptomania. Pharmacological management using selective serotonin (5-hydroxytryptamine; 5-HT) reuptake inhibitors (SSRIs) and other antidepressants, mood stabilisers and opioid receptor antagonists, as adjuvants to cognitive-behavioural therapy, has produced promising results.

Antidepressive Agents↗

Use of the anti-idiotype antibody vaccine TriAb after autologous stem cell transplantation in patients with metastatic breast cancer.

Between April 1997 and March 1998 we evaluated the immune response and outcome in 11 chemosensitive patients who were treated with the anti-idiotype antibody vaccine TriAb after recovery from intensive therapy and autologous stem cell transplant (ASCT). Triab was commenced after recovery from the acute effects of ASCT; a minimum interval of 1 month was required from completion of consolidation radiotherapy, if given. Nine patients (82%) manifest anti-anti-idiotype antibody (Ab3) responses post ASCT. The maximal Ab3 response was seen after a median of 10 doses (range 5-20), which corresponded to a median of 14 months (range 5-19) post ASCT. Evidence of a T cell proliferative response was seen in eight patients; the response was modest in most of these. At a median follow-up of 24 months (range 22-33) after ASCT, four patients are alive without evidence of disease progression. All four of these patients were in the subgroup with more vigorous immune responses. Subsequent efforts have been directed toward the achievement of higher levels of immune responses more rapidly post ASCT. Bone Marrow Transplantation (2000) 26, 729-735.

Adult↗

Clinical and immune responses in advanced melanoma patients immunized with an anti-idiotype antibody mimicking disialoganglioside GD2.

PURPOSE: To determine immune responses and toxicity to the anti-idiotype vaccine, as well as clinical responses and survival, we initiated a clinical trial for patients with advanced melanoma treated with an anti-idiotype antibody (TriGem) that mimics the disialoganglioside GD2. PATIENTS AND METHODS: Forty-seven patients with advanced melanoma received either 1-, 2-, 4-, or 8-mg doses of TriGem (Titan Pharmaceuticals Inc, South San Francisco, CA) mixed with QS-21 adjuvant (Aquila Biopharmaceuticals, Inc, Worcester, MA) 100 microg subcutaneously weekly for 4 weeks and then monthly until disease progression. Median age was 57 years, there were 32 men and 15 women, 43% of patients had undergone prior therapy for metastatic disease, 55% had disease confined to soft tissue, and 45% had visceral metastasis. RESULTS: Hyperimmune sera from 40 of 47 patients showed an anti-anti-idiotype (Ab3) response. Patient Ab3 was truly Ab1' because it specifically bound purified disialoganglioside GD2. The isotypic specificity of the Ab3 antibody consisted of predominantly immunoglobulin (Ig)G, and all IgG subclasses were represented. One patient had a complete response that persisted at 24 months, and 12 patients were stable from 14+ to 37+ months (median, 18+ months). Disease progression occurred in 32 patients on study from 1 to 17 months (median, 5.5 months), and 21 have died at 1 to 16 months (median, 6 months). The Kaplan-Meier-derived overall median survival has not been reached. Median survival has not been reached for the 26 patients with soft tissue disease only and was 13 months for 21 patients with visceral metastasis. Toxicity consisted of local reaction at the site of injection and mild fever and chills. CONCLUSION: TriGem has minimal toxicity and generates robust and specific IgG immune responses against GD2. Objective responses were minimal, but there may be a favorable impact on disease progression and survival that will require prospective randomized trials.

Adolescent↗

Adaptation of immigrant psychiatrists from the former Soviet Union in the Department of Mental Health of the Israel Defense Forces.

Psychiatrists from the former Soviet Union serve in the Department of Mental Health of the Israel Defense Forces. The new immigrant psychiatrists confront a wide range of difficulties during the process of integration to the military system and adaptation to the specifically military aspects of psychiatry. These include unfamiliarity with the military system, cultural clashes with the different groups of soldiers representing the various subgroups of the absorbing society, the psychopathology of soldiers, which is different from that seen in civil psychiatry, and the change in focus in the military mental health service, which emphasizes the importance of evaluating ego strength. Arbitrarily, one can describe four stages of adaptation that the immigrant psychiatrist has to pass through before recruitment and during service until adaptation and integration in the new role take place. Individual and group supervision are the main means by which the assimilation process is eased. The military service smooth the acculturation process and has an important role in helping the immigrant's adaptation to Israeli society and in building his or her professional identity.

Acculturation↗

Evaluation of compulsory ambulatory treatment in Israel.

The effectiveness of Israel's compulsory ambulatory treatment order was evaluated based on a one-year follow-up of the 326 orders served during the first four years of implementation. Demographic, epidemiological, clinical, and legal data were obtained from patient records. Success was defined as continuous treatment for the entire six-month period of compulsory ambulatory treatment, or as voluntary hospitalization during or after the compulsory treatment period. The compulsory ambulatory treatment order was found to be efficacious in 43.3 percent of the cases; in 32.5 percent it did not succeed in preventing compulsory hospitalization, and in the remaining cases (22.1 percent), success was partial.

Adult↗

Clinical and immune responses in resected colon cancer patients treated with anti-idiotype monoclonal antibody vaccine that mimics the carcinoembryonic antigen.

PURPOSE: We generated an anti-idiotype antibody, designated CeaVac, that is an internal image of the carcinoembryonic antigen (CEA). We previously demonstrated that the majority of patients with advanced colorectal cancer generate specific anti-CEA responses. The purpose of the current study was to treat patients with surgically resected colon cancer with CeaVac to determine the immune response and clinical outcome to treatment with vaccine. We also compared the immune responses between patients treated with fluorouracil (5-FU) chemotherapy regimens plus vaccine versus vaccine alone. PATIENTS AND METHODS: Thirty-two patients with resected Dukes' B, C, and D, and incompletely resected Dukes' D disease were treated with 2 mg of CeaVac every other week for four injections and then monthly until tumor recurrence or progression. Fourteen patients were treated concurrently with 5-FU chemotherapy regimens. RESULTS: All 32 patients entered onto this trial generated high-titer immunoglobulin G and T-cell proliferative immune responses against CEA. The 5-FU regimens did not have a qualitative or quantitative effect on the immune response. Three of 15 patients with Dukes' B and C disease progressed at 19, 24, and 35 months. Seven of eight patients with completely resected Dukes' D disease remained on study from 12 to 33 months; one patient with resected Dukes' D disease relapsed at 9 months. One patient with incompletely resected Dukes' D disease remained on study at 14 months without evidence of progression; eight experienced disease progression at 6 to 31 months. CONCLUSION: CeaVac consistently generated a potent anti-CEA humoral and cellular immune response in all 32 patients entered onto this trial. A number of very high-risk patients continue on study. 5-FU regimens, which are the standard of care for patients with Dukes' C disease, did not affect the immune response. These data warrant a phase III trial for patients with resected colon cancer.

Adjuvants, Immunologic↗

Amnestic state in a Holocaust survivor patient: psychogenic versus neurological basis.

Differentiation between psychogenic and organic amnesia is sometimes quite difficult. This paper focuses on the psychogenic and organic components of a complex case of amnesia rooted in remote and prolonged traumatic stress and manifested under circumstances evoking dissociated memories. The Transient Global Amnesia (TGA) of a concentration camp survivor who developed sudden amnesia during a psychiatric intake interview was clearly triggered by the pressure of repressed Holocaust memories. The importance of distinguishing between TGA and dissociative amnesia is emphasized, and the role of psychological upset as a precipitant in TGA is stressed.

Acute Disease↗

Withdrawal from clozapine: the "rebound phenomenon".

Clozapine is an "atypical" antipsychotic agent for treating previously resistant schizophrenic patients. Its main advantages over "typical" neuroleptics are low incidence of extrapyramidal side effects and its capacity to induce therapeutic response in previously treated refractory patients. However, withdrawal from clozapine has been observed to lead to "atypical" clinical characteristics or a "rebound phenomenon," manifested in two interwoven clinical forms: (1) psychotic exacerbation, and (2) cholinergic rebound. The underlying pathophysiological mechanism of this phenomenon is postulated to be a result of cholinergic supersensitivity. In this paper, the "rebound phenomenon" will be discussed and exemplified by three case histories in which abrupt cessation of clozapine led to serious deterioration and psychotic exacerbation, and one case in which gradual titration from the drug was employed in order to preempt this hazardous occurrence.

Adult↗

[Compulsory, ambulatory psychiatric treatment].

The Treatment of Mentally Sick Persons Law of 1955, was repealed and replaced by the Law of 1991. Under the latter, the Order for Compulsory Ambulatory Treatment (OCAT) was addressed for the first time (Section 11, a-d). According to this law, the district psychiatrist instead of issuing a hospitalization order, may issue an OCAT, under which the required treatment is given within the scope of a clinic which he designates, for up to 6 months and under conditions which he specifies. This is done on the basis of psychiatric examination, or an application in writing from the director of a hospital or clinic, when continued ambulatory treatment is needed after discharge from hospital or instead of compulsory hospitalization. The district psychiatrist may extend the period of treatment for further periods, none of which is to exceed 6 months. Compulsory ambulatory treatment is to enable patients to benefit from the positive aspects of living freely in the community, while receiving prompt treatment under compulsory conditions. The concept offers a partial solution, achieving a balance between civil liberties and clinical needs, between over-confinement and under-treatment which might be dangerous or neglectful. The clinical impression has been that the OCAT has not fulfilled expectations. The purpose of this study was to examine the topic in a systematic way in Jerusalem and the southern districts for the 4 years since inception of the law. In 44.4% of cases OCAT was proven to be effective, while in 33.1% it was found to be ineffective and did not prevent compulsory hospitalization, one of its main goals. It was partially effective in the rest of the cases. It is recommended that suitable means for the enforcement of the law be allocated and that the subject of forceful hospitalization and OCAT be made a mandatory subject in the residency program of psychiatrists.

Ambulatory Care↗

The koro (genital retraction) syndrome and its association with infertility: a case report.

The koro syndrome is a psychiatric disorder characterized by acute anxiety and a deep-seated fear of shrinkage of the penis and its ultimate retraction into the abdomen, which will cause death. Concurrence of the koro (genital retraction) syndrome with a pathological condition of the urogenital system has rarely been described. We report a case of koro associated with infertility. Within 3 weeks of treatment with haloperidol the classic symptoms of koro disappeared. To our knowledge this case represents the sixth report of the koro syndrome associated with urogenital pathology and the first report of its association with infertility.

Adult↗

[Koro syndrome--clinical and cultural aspects].

Koro syndrome is a triad which includes a deep-seated fear that the penis will shrink, disappear into the abdomen, and that death will follow. The patient experiences profound anxiety and performs preventive manoeuvres, such as pulling his penis outward. The disorder is considered culture-related, and is endemic in South-East Asia and China, where it occurs in epidemic and sporadic forms. Sporadic cases appear in the western hemisphere, often in association with an underlying psychiatric or organic disorder, usually of the central nervous system. 6 cases of koro have been published from Israel.

Adult↗

Unexpected binding of an octapeptide to the angiotensin II receptor.

An octapeptide, TBI-22 (Lys-Gly-Val-Tyr-Ile-His-Ala-Leu), inhibited binding of angiotensin II by a solubilized angiotensin receptor partially purified from rabbit liver. This inhibition appears to result from competition for binding to the same receptor. Radioiodinated TBI-22, like angiotensin II, bound to the solubilized receptor with an affinity such that the binding was inhibited 50% by unlabeled TBI-22 or angiotensin II at nanomolar concentrations. The binding reaction, like that for angiotensin II, required p-chloromercuriphenylsulfonic acid and was reversed in the presence of dithiothreitol. TBI-22 and angiotensin II share the sequence Val-Tyr-Ile-His; this tetrapeptide alone, however, did not inhibit binding of angiotensin II. Replacement of the tyrosine residue by aspartic acid in TBI-22 greatly reduced the ability of the peptide to compete with angiotensin II for binding, suggesting an important contribution of this residue to the configuration required for recognition by the receptor.

Amino Acid Sequence↗

The effects of cold upon bone growth: a preliminary study.

The effects of various degrees of cold injury upon bone growth were experimentally studied. Young rabbits' feet, rendered ischemic by the application of a tourniquet, were cooled down by immersion in either an ice bath at 0 degrees C or an alcohol bath at -20 degrees C. The bone injuries were assessed clinically, radiologically, and histologically. Prolonged exposures to low temperatures above freezing do not cause any bone damage. Brief exposures to temperatures between -20 degrees C and -15 degrees C affect bone growth by inducing premature arrest of the epiphyseal plate, destruction of the epiphysis, and reactive-endosteal and periosteal bone formation. These effects lead to a statistically significant shortening and widening of the affected bones, which can be demonstrated radiologically. Low temperatures have a primary direct lethal effect upon the highly sensitive chondrocytes of the epiphyseal growth plate. Bone damage is independent of associated soft-tissue injuries and not linked to frostbite of the extremity or to solidification of tissues.

Animals↗

Distribution of T-cell phenotypic subsets and surface immunoglobulin-bearing lymphocytes in lymph nodes from male homosexuals with persistent generalized adenopathy: an immunohistochemical and ultrastructural study.

Lymph nodes from homosexual men with persistent generalized adenopathy were evaluated for distribution of T-cell phenotypic subsets and surface immunoglobulin(SIg)-bearing lymphocytes. Electron microscopy revealed tubulovesicular structures within lymphocytes but no multivesicular rosettes. Eight to 33 per cent of the lymphocytes within germinal centers were suppressor T cells, compared with germinal centers from control lymph nodes, in which these cells were rare (P = 0.002). Significantly greater percentage of suppressor/cytotoxic T lymphocytes were also present in the paracortex and follicular mantles of lymph nodes from the homosexual group (P = 0.002 and 0.007, respectively). Percentages of helper T lymphocytes were significantly decreased in germinal centers (P = 0.008) and paracortical regions (P = 0.002). Florid follicular hyperplasia with aberrations in follicular architecture was the most common histologic pattern, but one node with diffuse hyperplasia and subtotal effacement of architecture revealed depletion of SIg-bearing lymphocytes and increased numbers of suppressor T cells. Reversed helper-to-suppressor T-cell ratios in lymph nodes from homosexuals with generalized adenopathy may be related to viral infection and contribute to immune deficiency in this group.

Adult↗