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Biomedical subjects

G Ekuklu

Publications and source records attributed to G Ekuklu.

6 recordsLinked to original sources

Factors affecting the outcome of decompressive craniectomy for large hemispheric infarctions: a prospective cohort study.

BACKGROUND: Although surgical decompression of large hemispheric infarction is often a life-saving procedure, many patients remain functionally dependent. The aims of this study were to identify specific factors that can be used to predict functional outcome, thus establish predictive criteria to reduce poor surgical results. METHOD: In this non-randomized prospective study, we performed decompressive craniectomy in 32 patients (age range, 27 to 77 years) with large hemispheric infarctions. Based on their modified Rankin Score (RS), which was calculated 6 months postoperatively, patients were divided into two functional groups: good (RS 0-3, n = 7) and poor (RS 4-6, n = 25). The characteristics of the two groups were compared using statistical analysis. FINDINGS: One-month mortality was 31%. However, most of the surviving patients were severely disabled (RS 4 or 5), and 6-month total mortality reached 50%. Increased age (> or = 60 years) (P = 0.010), preoperative midline shift greater than 10 mm (P = 0.008), low preoperative Glasgow Coma Score (GCS < or = 7) (P = 0.002), presence of preoperative anisocoria (P = 0.032), early (within the first three days of the stroke) clinical deterioration (P = 0.032), and an internal carotid artery infarct (P = 0.069) were the positive predictors of a poor outcome. INTERPRETATION: We view decompressive craniectomy for space-occupying large hemispheric infarction as a life-sparing procedure that sometimes yields good functional outcomes. A dominant hemispheric infarction should not be an exclusion criterion when deciding to perform this operation. Early operation and careful patient selection based on the above-mentioned factors may improve the functional outcome of surgical management for large hemispheric infarction.

Adult↗

Comparing stroke rehabilitation outcomes between acute inpatient and nonintense home settings.

OBJECTIVE: To compare outcomes in stroke survivors who received rehabilitation services in an acute inpatient rehabilitation setting (multidisciplinary rehabilitation team) with outcomes in survivors in a home-based setting (family caregivers, limited team supervision). DESIGN: Randomized clinical trial, with mean follow-up after 60 days. SETTING: Inpatient rehabilitation setting and home-based settings. PATIENTS: Sixty patients (age range, 43-80yr) who had a stroke between 1996 and 1999 and had been referred after medical stabilization, randomly divided into 2 groups: group 1, inpatient rehabilitation; group 2, home-based rehabilitation. INTERVENTIONS: Group 1: therapeutical and neuromuscular exercises with occupational therapy with professional supervision; group 2: conventional exercises with family caregiver and limited professional supervision. MAIN OUTCOME MEASURES: Spasticity was evaluated with the Ashworth Scale, motor status with Brunnstrom's stages, functional status with the FIM instrument, and cognitive status with the Mini-Mental State Examination before and after rehabilitation. RESULTS: Patients rehabilitated in acute inpatient settings had better motor, functional, and cognitive outcomes (p < .05). Spasticity changes did not differ between the groups. CONCLUSION: Intense inpatient rehabilitation services for stroke survivors provide significantly more favorable functional and cognitive outcomes with relatively low complications than did nonintense rehabilitation efforts in home settings.

Adult↗

Cognitive evaluation and functional outcome after stroke.

OBJECTIVE: To investigate the initial overall cognitive ability and its components as a predictor of functional improvement and ambulation during rehabilitation. Initial cognitive status is widely known to be a predictive factor in functional recovery in patients with stroke although some reports have found no such relationship. DESIGN: Baseline cognitive status was scored by Minimental State Examination and its subsections with such headings as "orientation," "registration," "attention and calculation," "recall," and "language" in 43 patients with postacute stroke, aged between 51 and 68 yr. Function was evaluated in terms of motor FIM and functional ambulation as categorized in "Adapted Patient Evaluation and Conference System" functional scale at the time of admission and discharge. RESULTS: Only total baseline Minimental State Examination score showed a significant correlation with discharge motor FIM improvement (r = 0.31, P = 0.04) and baseline orientation score correlated significantly with functional ambulation score improvement (r = 0.31, P = 0.03). In stepwise linear regression model, the same variables had an effect on similar outcome parameters. CONCLUSIONS: Cognitiveion evaluation should be taken as a whole to predict functional outcome in patients with postacute stroke, except for the baseline orientation score that seemed more predictive for ambulation.

Activities of Daily Living↗

Superoxide dismutase activity and the effect of N-methyl-D-aspartate antagonists on lipid peroxidation in the early phase of cold injury.

Free radicals, lipid peroxidation and excitatory amino acids have been implicated in the secondary mechanisms of traumatic brain injury. We used the cold injury model in rats to assess the endogenous activity of the protective enzyme superoxide dismutase (SOD) and the lipid peroxidation level in the contused tissue at an early phase of injury. Furthermore, we treated the rats with two different N-methyl-D-aspartate receptor antagonists, namely MK-801 and CPP, and evaluated their effect on lipid peroxidation in the contused tissue. Rats were divided into four groups: sham, control, treatment 1 and treatment 2 groups (n= 16 for each group). Thirty and 60 min after craniectomy or injury, tissue samples were removed. SOD activity didn't change in this period. However, lipid peroxidation in terms of malondialdehyde (MDA) amount showed a significant increase at 60 min. Fifteen minutes after injury, MK-801 (1 mg/kg), CPP (10 mg/kg) or saline (1 ml) were applied intraperitoneally in treatment 1, treatment 2 and the control groups. Treatment with MK-801 attenuated MDA levels, whereas treatment with CPP did not. The protective effect of MK-801 achieved statistical significance. These results demonstrate that SOD activity does not change in the early period of cold injury. Moreover, these results show that lipid peroxidation increases after 60 min of cold injury, and treatment with MK-801 15 min after injury can prevent this elevation.

Animals↗

The effect of dental training on the reactions of mentally handicapped children's behavior in the dental office.

This study was planned to observe the negative reactions shown by mentally handicapped children during the dental examination and prophylaxis, and to confirm whether there was a difference in these reactions after dental training. Twenty mentally handicapped children (between 6-18 years) were examined by a dentist and their reactions were reported, before dental training was given. Later, a special educator and a dentist trained the children about the dental process. After the training the children were examined and their reactions were reevaluated. The results obtained from the first and the second appointments were compared using McNemar Test. There were significant differences between the first and the second results.

Adolescent↗