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Biomedical subjects

M Pekdemir

Publications and source records attributed to M Pekdemir.

5 recordsLinked to original sources

More than just an ocular solution.

Apraclonidine eye drop is an alpha adrenergic agonist derived topical clonidine, used for the treatment of intraocular pressure elevation. We report what is to our knowledge the first case of systemic toxicity of apraclonidine resulted from repeated local administration. Clinical manifestation of toxicity was similar to oral clonidine overdose. Toxicities of ocular drugs should always be considered when a patient presents with new systemic problems.

Adrenergic alpha-Agonists↗

Ondansetron versus diclofenac sodium in the treatment of acute ureteral colic: a double blind controlled trial.

The aim of this study is to compare the effectiveness of the 5-HT3 antagonist, ondansetron and a non-steroidal anti-inflammatory agent, diclofenac sodium, as a pain reliever in the treatment of acute ureteral colic. Sixty four patients with severe or moderate pain who were clinically diagnosed as having ureteral colic associated with microscopic or gross hematuria were included in the study. Thirty three patients were administered ondansetron and 31 patients were administered diclofenac sodium. Exclusion critera were known kidney or liver disease causing dysfunction, known hypersensitivity to ondansetron or diclofenac sodium, pregnancy, lactation, duodenal ulcer or bleeding. After pain assessment with a verbal scale and a visual analog scale (VAS), we randomized patients and administered 8 mg ondansetron intravenously to 33 patients and 75 mg diclofenac sodium intramuscularly to 31 patients and pain scores were recorded every 15 minutes. If significant pain relief was not achieved within 60 minutes, i.v. meperidine was given as rescue pain medication. Ondansetron was effective as a primary pain reliever in 14 (42.4%) patients, whereas 19 patients required additional medication. Diclofenac sodium was effective as a primary pain reliever in 24 (77.4%) patients, whereas 7 patients required additional medication. Ondansetron was not superior to diclofenac sodium in relieving pain in patients with acute ureteral colic.

Acute Disease↗

[The role of computed tomography for minor head injury].

Head trauma is a major health problem which affects young people, especially young males and also causes serious economic losses. Although major head injuries are cause greater morbidity and mortality, minor head injuries are more common presentations to emergency departments. In this study our goal is to determine the prevalence of CT usage in minor, adult head injury patients and determine clinical variables for the use of head CT scans. In our study we retrospectively examined 230 adult head injury patients who were presented to the Dokuz Eylül University Medical School Hospital Emergency Department. We recorded age, gender, symptoms of nausea, vomiting, headache, alcohol use, physical examination findings, history of loss of consciousness prior to presentation, concurrent injuries, and Glasgow Coma Scale (GCS) scores. Head CT ordering and abnormal findings were correlated with the above clinical variables. We ascertained that all variables affected the ordering of CT scans except age, gender and alcohol use. The prevalence of abnormal head CT in all patients were 21.7%. We found that GCS is only one clinical variability of which statistically significant relationship to acquaint abnormal CT findings.

Adolescent↗

Magnesium efficacy in magnesium deficient and nondeficient patients with rapid ventricular response atrial fibrillation.

We assessed the effect of magnesium sulphate (MgSO4) on lowering the rate in ventricular atrial fibrillation (AF), and evaluated the effect of this therapy in magnesium (Mg) deficient and nondeficient patients. This experimental clinical study was performed on 34 patients with rapid AF (ventricular rate [VR] > 120/minute) presenting to the emergency department of a tertiary care university hospital. Patients with systolic blood pressure < or = 100 mmHg, Hb level < or = 11.8, saO2 of < or = 96%, BUN > or = 40 or creatine > or = 1.8 were excluded (n = 15). Nineteen patients were given an initial 2 g MgSO4 bolus i.v. and a 1 g/hour continuous infusion over 6 hours. To evaluate the presence of Mg deficiency, urine was collected from the onset of treatment and continued for the next 24 hours, and the excretion rate of administered Mg was calculated. Ventricular rates were obtained at baseline, after MgSO4 bolus, and every 15 minutes for the first hour. The decrease in the VR was statistically significant at 15, 30 and 60 minutes after Mg therapy (p = 0.0025, p < 0.001, p > 0.001). There was no difference in the response to Mg therapy between Mg deficient and nondeficient patients at 15, 30 or 60 minutes after therapy (p = 0.41, p = 0.28, p = 0.08). It is concluded that i.v. MgSO4 has a statistically significant but clinically limited effect on VR and this effect did not differ between patients with and without Mg deficiency.

Adult↗

[Epidemiological characteristics of trauma patients].

We have evaluated retrospectively adult trauma patients admitted to the Dokuz Eylul University Hospital Emergency Department (ED) between 1.1.1997-30.6.1997 by the aim of contributing epidemiological data about trauma related injuries of Turkey. Among the 1063 study patients, 626 patients were male, 437 patients were female and mean age of the patients was 40.6 +/- 18. The most common causes of injury was fall. The revised trauma score lesser than 12 was 75 patients. It has been determined that 90.8% of the patients were brought to ED by the vehicles other than the ambulance. Among all patients, 872 patients (82%) were discharged from ED, 118 patients (11.1%) were admitted, 73 patients (6.9%) were referred to another hospitals and 13 patients (1.2%) were died. We have determined the significantly increased hospital admission rate in the subgroups of the penetrating trauma patients, patients older than 65 years old (p = 0.001 and 0.003, respectively) and the significantly increased operative intervention and death in penetrating trauma patients (p = 0.000 and 0.009, respectively).

Accidental Falls↗