Computed Tomography News and Research

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64-slice CT scans a good test for clogged arteries

A study by an international team of cardiac imaging specialists, led by researchers at Johns Hopkins, concludes that sophisticated computed tomography (CT) scans of the heart and its surrounding arteries are almost as reliable and accurate as more invasive procedures to check for blockages.

6 Nov 2007

SimPlant Planner provides perfect placement of dental implants

The University of Illinois at Chicago College of Dentistry is using a computer program to find the perfect spot in the mouth to place dental implants.

6 Nov 2007

Medical causes of iatrogenic renal disorders

Nephrologists and other health care providers need to be aware of certain medications and diagnostic test preparations that, in some patients, can cause damage to the kidneys, according to a special clinical update being presented at the American Society of Nephrology's 40th Annual Meeting and Scientific Exposition in San Francisco.

5 Nov 2007

Research sheds light on carotid artery stenting risk in elderly

Dr. Hernan Bazan, Assistant Professor of Surgery, Section of Vascular Surgery, at Louisiana State University Health Sciences Center New Orleans' School of Medicine, is the lead author of a research paper which may help physicians decide which patients with carotid artery occlusive disease should have carotid surgery or carotid stenting.

2 Nov 2007

Is it pancreatitis in acute abdominal pain in acute viral hepatitis?

Hepatitis viruses have a strong tropism for hepatocytes; viral antigen also has been detected in pancreas and gallbladder.

1 Nov 2007

Exclusion of common bile duct stones prior to gallstone operations

CBDS occur in 7-20% of all patients undergoing a gallstone operation and may complicate the course of surgery.

1 Nov 2007

Which lung volumes to use for radiotherapy planning of lung cancer

A new method to standardize the reporting of radiation dose volumes in the use of four-dimensional computed tomography (4D-CT) can lead to a more accurate radiation dose to the lungs in lung cancers, thereby lowering the risk of lung injury, according to a study presented at the Plenary I session on October 29, 2007, at the American Society for Therapeutic Radiology and Oncology's 49th Annual Meeting in Los Angeles.

29 Oct 2007

Positioning pelvic cancer patients on stomachs for radiation yields better results

Oregon Health & Science University Cancer Institute researchers have found that positioning pelvic cancer patients on their stomachs rather than their backs is a better method for delivering radiation therapy.

28 Oct 2007

Novel and accurate method for preoperative diagnosis of pancreatic solid pseudopapillary tumor

Given the difficulty regarding pancreatic biopsy procedures, a research group led by Dr. Chatzipantelis investigates the relatively novel preoperative and bloodless technique of image-guided fine-needle aspiration (FNA), and explores its value in diagnosing pancreatic lesions.

24 Oct 2007

Endobronchial valve improves quality of life in emphysema patients

Emphysema patients whose lungs are implanted with a pencil eraser-sized, one-way endobronchial valve experience significantly improved measures of lung function and report better quality of life, University of Pittsburgh School of Medicine researcher Frank C. Sciurba, M.D., reported today at CHEST 2007, the annual meeting of the American College of Chest Physicians.

22 Oct 2007

Eating raw fish raises potential health concerns

Two case studies from Japan presented at the 72nd Annual Meeting of the American College of Gastroenterology point to a potential health problem in the United States, as more Americans consume raw fish in the form of sushi and sashimi. Anisakiasis (round worm) is a human parasitic infection caused by the consumption of raw or undercooked seafood containing Anisakis larvae.

16 Oct 2007

Immune system protein shows potential as early warning system for lung cancer

An immune system protein could act as an early warning system for lung cancer, reveals research published ahead of print in the journal Thorax.

10 Oct 2007

18F-DG PET/CT can highly increase the detection of colorectal cancer

Combined positron emission tomography and computed tomography (PET/CT) is currently widely used in the clinical diagnosis of cancer to provide functional and morphological imaging.

10 Oct 2007

New thoracic imaging protocol

University of Cincinnati (UC) radiologists have developed a new technique for capturing images of chest veins that eases diagnosis of venous diseases.

9 Oct 2007

Effectiveness of sinus irrigation in chronic sinusitis

Nasal irrigation has been widely used by rhinologists in treating sinonasal diseases.

18 Sep 2007

Most comprehensive recommendations related to lung cancer

New evidenced-based guidelines from the American College of Chest Physicians (ACCP) recommend against the use of low-dose computed tomography (LDCT) for the general screening of lung cancer.

11 Sep 2007

Nuclear medicine approach can be first choice for excluding pulmonary embolism in young women

Young women at risk of having a pulmonary embolism - a potential life-threatening blockage in a lung artery - should first undergo a ventilation/perfusion lung scan (V/Q scan) rather than a CT (computed tomography) angiogram, conclude authors in a paper published in the September Journal of Nuclear Medicine.

10 Sep 2007