Very often, the mention of drug and/or alcohol use among youths prompts thoughts of substance experimentation or, perhaps, schoolbased approaches to hinder the development of this behavior. Youth use of drugs and/or alcohol is a complex issue, and while it does include experimentation, it also involves dependence, problematic use, regular use, and abuse. This article looks at substance use amon...

Background and aim: The relationship between psychiatric and drug abuse disorders had been suggested by psychometric studies and structured clinical interviews. An individual suffering from these forms of comorbidity also have a worsened clinical course outcome and are at an increased risk of suicide, impairment and disability. This study aims to detect comorbid psychiatric disorder in substanc...

Two ceramic smoking-pipe bowls, excavated in Lalibela Cave, Begemeder Province, Ethiopia, were radiocarbon dated to 1320 ±2 80 A.D. A modified thin-layer chromatographic technique, applied to the pipe residues, yields positive tests for cannabis-derived compounds. Long-lived cannabinoids, produced by the heat of smoking from short-lived psychoactive ingredients in cannabis, makes identification...

Bone infarcts result, probably, from interruption of bone blood flow due to intraosseous arterial thrombosis or hypertrophy of adipocytic cells1. Bone infarcts (denoted as multifocal when more than 5 sites are involved2) have recently been described in HIV-infected patients3. In this context, a relationship with intravenous drug use has been established by some authors4. Buprenorphine marketed ...

introduction: though incarcerated populations are at a high risk of developing hepatitis c virus (hcv) infection, prisoners are not routinely screened for hcv infection. approximately, 1 in 4 of the nearly 2 million prisoners in the u.s. is infected with hcv. injection drug abusers are currently the main risk group. among intravenous drug abusers over the world, the prevalence of hcv varies fro...

Several reports have demonstrated that sweat is a suitable alternative biological matrix for monitoring recent drug use (1, 2). This is based on the assumption that, in the context of the absorption/distribution/metabolism/excretion (ADME) cycle of drugs, a small but sufficient fraction of a drug is excreted in sweat and can be tested. The passage of lipid-soluble compounds from blood to other ...

Extending from the organizing crime perspective, we study how legitimate world actors contribute to structuring a criminal network. This focus also underscores the facilitating role that some participants have in criminal settings. Based on a case study of an illegal drug importation network that was monitored by law-enforcement investigators over a two-year period, we find that although most l...

Cannabis, or marijuana, has been consumed by humans for centuries and remains one of the most widely and commonly used illicit substances. Recently, there has been renewed interest in the association between cannabis use and psychosis. The purpose of this article is to review the evidence supporting and refuting the association between cannabis exposure and psychotic disorders, including schizo...