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Biomedical subjects

R Karabudak

Publications and source records attributed to R Karabudak.

13 recordsLinked to original sources

A recommended treatment algorithm in relapsing multiple sclerosis: report of an international consensus meeting.

An International Working Group for Treatment Optimization in MS met to recommend evidence-based therapeutic options for the management of suboptimal responses or intolerable side-effects in patients treated with disease-modifying drugs (DMDs) for multiple sclerosis (MS). Several DMDs are now available for the treatment of MS that have been shown to alter the clinical course of the disease by decreasing disease activity and delaying the progression of disability. Nevertheless, many patients continue to experience disease activity whilst on treatment, and recommendations have been made on how the success of therapy in an individual patient can be assessed. However, even after having identified criteria for a suboptimal response to current treatments, clinicians require guidance on how to improve the outcomes. This report summarizes the conclusions from a workshop at which this issue was addressed. We suggest treatment pathways for optimizing therapy for those patients with suboptimal responses to DMDs, and therapeutic options for patients with unacceptable side-effects on their current therapy.

Algorithms↗

Physiotherapy approaches in the treatment of ataxic multiple sclerosis: a pilot study.

OBJECTIVE: This study was planned to investigate the efficacy of neuromuscular rehabilitation and Johnstone Pressure Splints in the patients who had ataxic multiple sclerosis. METHODS: Twenty-six outpatients with multiple sclerosis were the subjects of the study. The control group (n = 13) was given neuromuscular rehabilitation, whereas the study group (n = 13) was treated with Johnstone Pressure Splints in addition. RESULTS: In pre- and posttreatment data, significant differences were found in sensation, anterior balance, gait parameters, and Expanded Disability Status Scale (p < 0.05). An important difference was observed in walking-on-two-lines data within the groups (p < 0.05). There also was a statistically significant difference in pendular movements and dysdiadakokinesia (p < 0.05). When the posttreatment values were compared, there was no significant difference between sensation, anterior balance, gait parameters, equilibrium and nonequilibrium coordination tests, Expanded Disability Status Scale, cortical onset latency, and central conduction time of somatosensory evoked potentials and motor evoked potentials (p > 0.05). Comparison of values revealed an important difference in cortical onset-P37 peak amplitude of somatosensory evoked potentials (right limbs) in favor of the study group (p < 0.05). CONCLUSIONS: According to our study, it was determined that physiotherapy approaches were effective to decrease the ataxia. We conclude that the combination of suitable physiotherapy techniques is effective multiple sclerosis rehabilitation.

Adult↗

Alpha interferon treatment in myasthenia gravis: effects on natural killer cell activity.

The efficacy of recombinant interferon-alpha (rIFN alpha), on natural killer (NK) cell cytotoxic activity, CD3+, CD4+, CD8+, CD56+, HLA-DR+ lymphocyte counts, anti-acetylcholine receptor antibody (AChR Ab) levels, single fibre electromyography findings (SFEMG) and clinical course were evaluated in patients with myasthenia gravis (MG). During the IFN alpha treatment (3 mu, subcutaneous, 3 times a week), NK cell cytotoxicity and CD4+/8+ ratio increased, NK cell count remarkably decreased, and no significant clinical or SFEMG changes were observed. This preliminary open study in MG patients has demonstrated enhanced NK activity per unit NK cell after IFN alpha therapy. Although lymphocyte phenotypes and NK function approached normal levels during therapy, a higher dose of IFN alpha may be required for a significant clinical response. It has been also concluded that 6 months of IFN alpha therapy seems to be safe in MG, though in patients with malignancy, IFN alpha may cause increased autoimmunity, AChR positivity and MG.

Adult↗

Survival and predictors of disability in Turkish MS patients. Turkish Multiple Sclerosis Study Group (TUMSSG).

OBJECTIVE: To examine the natural history, survival, and prognostic factors in a sample of Turkish MS patients. METHOD: This multicenter study included 1,259 definite MS patients diagnosed according to the criteria of Poser et al. Actuarial analysis of selected disability levels of 3, 6, 8, and 10 achieved with the Expanded Disability Status Scale (EDSS); a multivariate Cox regression analysis for prognostic factors related to time to reach EDSS > or = 6; and Pearson's correlation coefficient for individual factors were performed. RESULTS: The survival (+/- SE) at 15 years from onset was 94.6 +/- 2.9%, and at 25 years was 89.0 +/- 5.8%. The disability reached by 15 years was EDSS > or = 3 in 66.4%, EDSS > or = 6 in 41.2%, EDSS > or = 8 in 10.5%, and EDSS = 10 in 5.4%. The most significant unfavorable prognostic factors were progressive course (relative risk [RR], 3.73; CI, 2.71 to 5.13) and sphincter symptoms at onset (RR, 1.86; CI, 1.23 to 2.82), followed by male sex, motor symptoms at onset, and a high attack frequency within the first 5 years. Primary progressive disease was correlated positively with male sex (r = 0.0895, p = 0.001), older age (r = 0.1807, p = 0.000), and motor (r = 0.1433, p = 0.000) or sphincter symptoms (r = 0.1001, p = 0.000) at onset, unlike relapsing-remitting and secondary progressive disease. CONCLUSIONS: Although a slightly better prognosis is observed in the Turkish MS population, early prognostic factors are similar to most of the previous Western series. Primary progressive disease, mostly seen in older men with motor and sphincter involvement at onset, has a worse prognosis and may represent a distinct behavioral variant of MS.

Adolescent↗

Familial Mediterranean fever and multiple sclerosis.

Central nervous system (CNS) manifestations of familial Mediterranean fever (FMF) are extremely rare. These include pseudotumor cerebri, optic neuritis, CNS complications of polyarteritis nodosa type vasculitis, or hypercoagulable states secondary to renal amyloidosis, recurrent aseptic meningitis, and amyloid ophthalmoplegia. We present three patients with FMF whose neurological findings and magnetic resonance imaging (MRI) abnormalities resembled multiple sclerosis (MS). These two conditions in the same patient could arise from either coincidence or an unknown pathophysiological relationship. Both explanations are equally speculative and this matter needs further study, especially to investigate MRI features in FMF patients without CNS symptoms.

Adult↗

Balo's concentric sclerosis. Report of two patients with magnetic resonance imaging follow-up.

Balo's concentric sclerosis was diagnosed antemortem in 2 patients, by magnetic resonance (MR) imaging showing striking concentric alternating rings in 1 patient and by characteristic histopathological features in the other. The course of the lesions and the concentric pattern were followed by MR imaging for 3 years and 18 months, respectively. One patient demonstrated spontaneous remission that has not been reported in Balo's disease. Balo's disease may not have a fulminant course as described in the past and the MR appearance of the chronic lesion may resemble that of a chronic multiple sclerosis plaque.

Adult↗

Peripheral nervous system involvement in Behçet's disease. Case report and review of the literature.

Central nervous system complication of Behçet's disease are well recognized. However, peripheral nervous system involvement has been rarely observed. A case of Behçet's disease with prominent peripheral nervous system involvement is reported in this article. The results of clinical, electromyographic, immunologic and electron-microscopic findings of a nerve biopsy are presented and discussed in the light of the literature.

Behcet Syndrome↗

EEG and the linear skull fractures.

The EEGs of 111 children under the age of 16, and 21 adults after a head injury with a linear skull fracture were reviewed. From our results it can be concluded that linear skull fractures do not add any significant abnormality or any variation to what is stated for EEGs of minimal to mild concussions.

Adolescent↗

Thrombosis of intracranial venous sinuses: aetiology, clinical findings and prognosis of 56 patients.

Cerebral venous thrombosis may occur as a complication of infectious and noninfectious processes. In this study 56 patients with angiographically proven cerebral venous thrombosis (CVT) affecting dural sinuses are being reported. Sixty-one percent of the patients were female and 60% were below 30 years of age. Sixty-four percent of the patients had lateral sinus thrombosis and in 26.8% of the cases a septic focus has been found. The diagnosis is established by serial angiography and clinical findings. CVT is not a rare disease while the clinical diagnosis may be difficult because of the variable modes of onset. As the CT findings are found to be non-specific, angiography remains as the best diagnostic tool. Early diagnosis, controlled intracranial pressure, and appropriate antibiotic treatment may reduce the mortality and morbidity rates due to CVT.

Adult↗