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Biomedical subjects

I Lukkari

Publications and source records attributed to I Lukkari.

9 recordsLinked to original sources

High cyanide level in a homicide victim burned after death: evidence of post-mortem diffusion.

Elevated levels of carbon monoxide and cyanide serve as evidence of intravital burning in fire victims. Hydrogen cyanide is released by combustion of nitrogen-containing organic material such as plastics and wool. We present a case of a man who died of haemopneumothorax caused by a stab wound. According to several eye witnesses the body was wrapped in a plastic sheet and burned 2 days after death with the aid of gasoline. No coal pigment was observed in the mucosa of the upper airways at autopsy. The blood sample taken from the pulmonary vessels 6 days after death disclosed a level of blood carboxyhaemoglobin of 4% and of blood cyanide of 10 mg/l. The low carboxy-haemoglobin level was consistent with the smoking habits of the victim. The thoracic cavity had been opened by burning of the intercostal soft tissue. This allowed hydrogen cyanide gas to enter the thoracic cavity and diffuse into the blood probably causing the high blood-cyanide level.

Adult↗

Fatal intoxication by Remoxipride.

The case history and toxicologic findings of a 23-year-old woman who committed suicide with Remoxipride are described. Remoxipride is a recently developed neuroleptic drug of the benzamide type. Remoxipride was detected in the liver, stomach content, blood, and urine. The concentration of Remoxipride in the blood was 230 mg/L. The recommended therapeutic level for Remoxipride should not exceed 7 to 8 mg/L. The victim had no blood alcohol, but an ethanol concentration of 0.048 g/100 L was detected in the urine. The mechanism of death from Remoxipride intoxication is not known. In clinical studies, sinus bradycardia and infrequent supraventricular and ventricular ectopic beats have been noted.

Adult↗

Role of drugs in traffic accidents.

Serum samples from 201 drivers who presented at emergency departments within six hours after being injured in a road accident and 325 control drivers selected randomly at petrol stations were screened for drugs by combined thin-layer and gas chromatography. Blood alcohol concentrations were also measured, and a questionnaire on the subjects' state of health and use of drugs administered. At interview 30 patients (15%) and 44 controls (13%) said that they had taken drugs in the previous 24 hours. Four patients (2%) and six controls (2%) said that they had taken psychotropic drugs, but serum analysis detected psychotropic drugs in 10 patients (5%) and eight controls (2.5%). Diazepam was found in 16 of the 18 subjects in whom psychotropic drugs were detected. Alcohol was detected in 30 patients (15%) and three controls (1%). Drug use appeared to be somewhat lower in Finland than in other Western countries, and illness to be a more important traffic hazard than drugs in general. Interview was not a reliable method of establishing whether drivers had taken psychotropic drugs. Taking diazepam may increase the risk of being involved in a traffic accident, but alcohol was the most powerful risk factor.

Accidents, Traffic↗

Prevalence of drugs among drivers arrested for drinking and driving in Finland.

A combined thin layer and gas chromatography system was developed for qualitative and quantitative analysis of drugs in biological samples after extraction with heptane-isoamyl alcohol. Both acidic and basic extraction procedures were used. Special methods were used for the extraction and detection of salicylates, isoniazid, and morphine. Particular attention was given to the detection of psychostimulants; though these drugs have seldom been found in drinking drivers in Finland they are commonly found in Sweden. Two percent of all suspected drinking drivers were also suspected of concommitant drug use, which led to primary sampling of urine. Of 100 such drivers, 24 had blood alcohol levels (BALs) which were negative and 18 of that 24 had drugs in their sample. Seventy-six of the 100 had positive BALs and 25 of the 76 had drugs in their samples. Of the randomly chosen 100 suspected drinking drivers, 5 had drugs in their samples, and 4 of these 5 had positive BALs. The benzodiazeomes were the most commonly detected drugs. No stimulants were found in our subjects.

Adult↗