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July 2005 News and Blog Posts (6)

Amyloid plaque suggests fast onset of Lewy body dementia

(PSYCHIATRIC TIMES) - An early human trial using PET imaging with carbon-11 Pittsburgh compound B suggests a relationship between the amount of brain-based amyloid found with the agent and the rate at which symptoms of dementia with Lewy bodies progress.

Dr. Christopher Rowe, director of nuclear medicine at Austin Hospital in Melbourne, Australia, drew that preliminary conclusion from a study of 29 subjects:

* seven patients with dementia with Lewy bodies… Continue

Added by psychiatryRounds Psychiatry News on July 11, 2005 at 2:30am — No Comments

Prototype automated expert system aids Alzheimer’s disease diagnosis

(PSYCHIATRIC TIMES) - A computer-based expert system can diagnose Alzheimer's disease with an accuracy comparable to experienced nuclear medicine physicians, according to a study presented at the Society of Nuclear Medicine meeting in June.

Nuclear medicine physicians often look for a typical pattern of impaired cerebral glucose metabolism in determining this diagnosis, according to coauthor Dr. Peter Bartenstein, chair of nuclear medicine at Gutenberg University Mainz in… Continue

Added by psychiatryRounds Psychiatry News on July 8, 2005 at 2:30am — No Comments

Managing Treatment-Resistant OCD

(PSYCHIATRIC TIMES) - Obsessive-compulsive disorder is a severe, chronic condition that affects 2% to 3% of the U.S. population, or 4 million to 7 million people (Weissman et al., 1994). It is characterized by recurrent thoughts, images, feelings or behaviors that persist against the patient's wishes and is usually accompanied by severe anxiety and marked impairment of function.

Obsessive-compulsive disorder was listed as the 10th leading cause of disability worldwide by a World… Continue

Added by psychiatryRounds Psychiatry News on July 1, 2005 at 9:00pm — No Comments

Signals * promising developments for neurology

(PSYCHIATRIC TIMES) - Pharmacotherapeutic

Advances for Brain Cancer

An estimated 18,500 cases of primary cancer of the brain and CNS will be diagnosed this year, according to the American Cancer Society (Cancer Facts and Figures 2005;, and thousands (98,000 to 170,000) more cases of secondary (metastatic) brain cancers are expected to be diagnosed in any given year,… Continue

Added by psychiatryRounds Psychiatry News on July 1, 2005 at 8:30pm — No Comments

Neurology Newsfeature Neurology Subspecialization Takes a Step Forward

(PSYCHIATRIC TIMES) - Subspecialization within the practice of neurology is now reality with the recent approvals of subspecialty designations for neuromuscular pathology, headache medicine, and neuro-oncology. The American Academy of Neurology (AAN) Committee on Neuromuscular Pathology sponsored the neuromuscular pathology membership application. Two associations--the AAN Headache and Facial Pain Section and the American Headache Society--sponsored the headache medicine application. The AAN… Continue

Added by psychiatryRounds Psychiatry News on July 1, 2005 at 8:30pm — No Comments

The Conceptualization and Role of Impulsivity: Bipolar Disorder and Substance Abuse

(PSYCHIATRIC TIMES) - Impulsivity is a prominent characteristic of both bipolar disorder (BD) (Swann et al., 2003, 2001) and substance abuse disorder (SA) (Moeller and Dougherty, 2002). Furthermore, the comorbidity of BD with SA is a well-documented pattern of psychiatric presentation (e.g., Krishnan, 2005). The strength of this association has been attributed to common underlying biobehavioral processes of impulsivity in BD and SA (Dougherty et al., 2004; Swann et al., 2004). However, each of… Continue

Added by psychiatryRounds Psychiatry News on July 1, 2005 at 5:30am — No Comments

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