[Biological fluid-related accidents amongst professionals working in clinical laboratories in Maracaibo, Venezuela].

Objective: Determining the occupational exposure to biological fluids of medical technicians working in public clinical laboratories caused by accidental percutaneous contact, associated factors and compliance with post-exposure biological measures.

Methods: This was a descriptive cross-sectional study. The sample consisted of 156 medical technicians assigned to clinical laboratories in the metropolitan area of Zulia state in Venezuela.

[Metabolic syndrome and other factors cardiovascular risk in workers of a plant of vinyl polychloride].

Objective: To establish the prevalence of Metabolic Syndrome and other factors of cardiovascular risk in a population of masculine workers of the operative area of the plant of vinyl poly chloride of a petrochemical complex, in the occident of Venezuela.

Method: An analytical cross sectional study was performed in 84 workers, they was determined size, weight, arterial pressure, abdominal circumference, body mass index, smoke, alcoholic habits and medicaments consumption. Additionally, 10 ml fasting venous blood sample was taken to determine glycemia, total cholesterol, HDL-C, LDL-C and VLDL-C.

[A profile of workers' health in an olefins plant in the Venezuelan state of Zulia].

Objective: Determining the profile of health for people working in an olefin plant.

Methods: This was an observational, descriptive study carried out on 142 workers from technical-administrative, operator and maintenance areas. Each worker's employment and medical history was examined; they had a physical examination and laboratory, audiometric and visual tests.

[Seminal profile in workers exposed to cholinesterase inhibitor insecticides].

The objective of this study was to determine the physical, chemical and cytomorphologic characteristics of semen obtained from workers exposed to cholinesterase inhibitor insecticides and compare them with samples of the same nature obtained from unexposed subjects, and in addition, to correlate those findings with blood levels of cholinesterase. The study group consisted of 29 adult males, age range 20-54, that were exposed to cholinesterase inhibitor insecticides during 4 hours per day for a variable lapse (one year minimum), whereas the control group consisted of 30 unexposed individuals of the same gender, and similar age range. A thorough medical examination was performed in every individual.