Abstract Introduction: Substance abuse is a common problem and a major public health dilemma with a high incidence of morbidity and mortality. Therefore, due to the increase of drug abuse in recent years, especially among young people and its complications, including loss of life, unwanted pregnancy, suicide commitment, as well as violence and given that our country has a young population, s...

conclusions the high prevalence of hcv infection among this group implies a high rate of transmission and exposure to the risk of serious diseases. it is important that the high prevalence of hcv infection be taken into consideration to control further transmission of this infection. background hepatitis c is an infectious disease caused by blood-borne pathogen, hepatitis c virus (hcv). objecti...

the study aimed to assess the prevalence and associated risk factors of immediate-type hypersensitivity reactions (hrs) to drugs in workers. the data consisted of 1152 questionnaires obtained from adult men that consisted of questions on hrs induced by drugs. the prevalence of self-reported drug hrs was 3.6% for all reactions. hrs were most common to beta-lactam antibiotics (51.2%) followed by ...

background: hepatitis b with its complications has become one of the universal problems. injection drug use is one of the most important risk factors in the transmission of hepatitis b. therefore, we assessed hepatitis b virus prevalence among cases with a history of intravenous drug use (ivdu) as the first announcement-based study in this regard. materials and methods: the announcement based d...

Background This study investigated the prevalence for hepatitis A virus (HAV), hepatitis E virus (HEV), herpes simplex virus type 2 (HSV2) and syphilis among homeless in the city of Tehran.   Methods In this cross-sectional study, 596 homeless were recruited in Tehran. A researcher-designed questionnaire was used to study demographic data. Using enzyme-linked immunoassay, and rapid plasma reagi...

Findings are addressed concerning the reliability of reporting on drug dealing and drug use. Reports provided in retrospective life history interviews are compared with reports gathered and summarized from eight prospective weekly interviews. Most subjects reporting involvement in drug dealing during the weekly interviews, also reported involvement in this behavior during the life history repor...

to determine easily identifiable congenital anomalies (ca) prevalence and risk factors in the first 24 hours of life in a cross-sectional study we assessed 2291 live born neonates at four teaching hospitals from september 1999 until march 2000 in the south of tehran. data were collected by a structured form which contained neonatal characters including sex, gestational age, birth weight, histor...