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Biomedical subjects

M Altindis

Publications and source records attributed to M Altindis.

6 recordsLinked to original sources

Effect of topical dexamethasone and ciprofloxacin on bacterial flora of healthy conjunctiva.

PURPOSE: To investigate the effects of topical dexamethasone and ciprofloxacin, alone and in combination, on the colony counts of conjunctival bacterial flora of healthy subjects. METHODS: A total of 100 healthy subjects were randomly divided into four groups, consisting of 25 subjects each. Group 1 was treated with dexamethasone phosphate 0.1% (Maxidex). Group 2 was treated with ciprofloxacin 0.3% (Ciloxan) and Group 3 with a combination of these drugs. Group 4 received artificial tear solution (Tears Naturale) and served as control. The drops were administered one drop every 1 min. A pretreatment culture and recultures at 30, 90, and 180 min after application of final drops were performed on all subjects. The bacterial growth was evaluated in a quantitative manner. All cultures were performed in a double-masked fashion. ANOVA test was used for statistical analyses. RESULTS: While there was no significant difference among mean number of pretreatment colonies between the groups (P=0.85); the differences at 30, 90, and 180 min were statistically significant (P<0.001). During the study there was no statistically significant change in colony counts in Groups 1 and 4 (P=0.66 and 0.55, respectively). The colony count numbers decreased significantly at 30 and 90 min in Group 2 (P<0.001 and P=0.004) and at 30 min in Group 3 (P=0.002). CONCLUSION: Topically applied dexamethasone did not cause a significant change in colony counts of the healthy conjunctiva. Both ciprofloxacin and a combination of ciprofloxacin and dexamethasone were effective in the reduction of bacterial ocular flora.

Administration, Topical↗

Prevalence of tinea capitis in primary schools in Turkey.

The aim of our study was to determine the prevalence of tinea capitis in Middle Anatolia. Between February 2000 and April 2000, a school survey of 4760 primary school children was carried out and 34 cases of tinea capitis were clinically diagnosed. Sixteen (0.3%) of them were diagnosed both clinically and using culture. Eighteen cases (52.9%) were diagnosed microscopically whereas the remaining 16 cases (47.0%) had a clinical diagnose. We also isolated and identified the following species of fungi causing the infection: Trichophyton verrucosum (five cases), T. rubrum (three), T. mentagrophytes var. mentagrophytes (three), Microsporum canis (three) and T. tonsurans (two). We detected a higher rate of infection than that of the country's average.

Adolescent↗

Predictors of outcome in patients with tuberculous meningitis.

OBJECTIVE: To assess predictors of mortality and neurological sequelae in patients with tuberculous meningitis (TBM). METHODS: Patients with TBM treated at 12 university hospitals in Turkey between 1985 and 1997 were evaluated using a standardised protocol applied retrospectively. Variables associated with hospital mortality as well as with the presence of neurological sequelae at 6 months were determined using logistic regression models. RESULTS: Four hundred and thirty-four patients between the ages of 13 and 83 years (mean 33 years) were evaluated. Sixty-eight per cent of these patients presented with Medical Research Council Stage II or III. One hundred and one patients (23.3%) died and 67 (27%) of evaluable survivors had neurological sequelae. In multi-variable analysis, convulsion (OR 3.3, 95%CI 1.2-9.0, P = 0.02), comatose mental status (OR 6.0, 95%CI 3.6-10.2, P = 0.01), and delayed or interrupted treatment (OR 5.1, 95%CI 2.4-11.2, P = 0.01) were shown to be predictors for mortality. The presence of extra-meningeal tuberculosis (OR 2.1, 95%CI 1.1-4.2, P = 0.035), cranial nerve palsy (OR 2.6, 95%CI 1.4-4.2, P = 0.01), hemiparesia/focal weakness (OR 9.3, 95%CI 3.8-22.6, P = 0.01), hemiplegia/multiple neurological deficit (OR 7.1, 95%CI 2.14-23.38, P = 0.01) and drowsiness (OR 4.2, 95%CI 2.04-8.82, P = 0.01) were independent predictors of neurological sequelae at 6 months following hospital discharge. CONCLUSION: The results of this study emphasise the importance of prompt and uninterrupted anti-tuberculosis therapy for tuberculous meningitis. The presence of seizures or coma on admission to hospital are important predictors for mortality, while the presence of focal neurological signs is a predictor for persistent neurological sequelae in survivors.

Adolescent↗

The effect of zinc supplementation in experimentally induced Toxoplasma gondii infection.

The effect of zinc added diet on cellular immunity in toxoplasmosis was investigated on 50 male wistar albino rats. Total lymphocyte CB8 count were found higher in the infected group when compared to the control group (P < 0.001). The relative increase of CD8 was found to be responsible for the decrease in ratio. In the infected group, there was a slight decrease in CD4 count but it was statistically insignificant. While no significant differences in serum zinc level were observed between the groups, there was a positive correlation with CD8 count in infected group (r = 0.005, P < 0.05). As a result, zinc added diet in toxoplasmosis stimulated the cellular immunity, increased CD8 and total lymphocytes.

Animals↗

Prophylactic appendectomy: is it worth to be done?

There are still many controversial issues in prophylactic appendectomy. In this retrospective study, we have appraised the reasons and results of prophylactic appendectomies performed between January 1997 and August 1999. Sixty four prophylactic appendectomy cases were included in this study and all resected specimens were submitted to histopathological analysis. In 23 patients with incisional hernias, a prophylactic appendectomy was performed as, in the future, dense adhesions may lead to difficult appendectomy. Additional appendectomy had no negative effect on perioperative complications, compared with the patients without appendectomies. In conclusion, in the presence of optimal conditions, prophylactic appendectomy can be performed safely.

Acute Disease↗