(PD) Image: National Institute on Alcohol Abuse and Alcoholism Images of a 61-year-old healthy man (upper images) and a 60-year-old alcoholic man (lower images). Note on the MRI the thinner corpus callosum displaced upward by enlarged ventricles and, on the DTI, less well delineated white matter tracts in the alcoholic man compared with the healthy man.
Alcoholism is a chronic condition, the development and presentation of which is influenced by genetic, psychosocial, and environmental factors. As a disease process, it is often progressive, and sometimes fatal. Alcoholism is typically characterized by impaired impulse control, preoccupation with alcohol, continued use of alcohol despite adverse consequences, and a generalized distortion in thinking. While the condition itself is considered chronic, the symptom profile may present either continuously or periodically." [1]
Alcoholism is "probably a multifactorial, genetically influenced disorder" and twin studies show a "55% or higher concordance rate in monozygotic twins with only a 28% rate for like-sex dizygotic twins."[2]
One question, "'How many times in the past year have you had X or more drinks in a day?', where X is 5 for men and 4 for women, and a response of >1 is considered positive" has accuracy of:[4]
"Acamprosate appears to be an effective and safe treatment strategy for supporting continuous abstinence after detoxification in alcohol dependent patients" according to the Cochrane Collaboration.[7] In this review, the number needed to treat was about 9 patients.
Baclofen is a selective GABA B-receptor agonist that in a single trial of patients with alcoholic cirrhosis improved abstinence rates (71% versus 29%) over three months.[8]
↑Anton RF, O'Malley SS, Ciraulo DA, et al (2006). "Combined pharmacotherapies and behavioral interventions for alcohol dependence: the COMBINE study: a randomized controlled trial". JAMA295 (17): 2003–17. DOI:10.1001/jama.295.17.2003. PMID 16670409. Research Blogging.