K. Gayathri

Learn More
OBJECTIVE This study attempted to evaluate sensitivity, specificity and predictive values of the diagnosis of dementia made by trained community health workers. METHOD A total of 1,000 subjects over the age of 65 years were recruited for the study. The community health workers identified nine subjects as having dementia. This was compared against an(More)
BACKGROUND Different interview schedules and diagnostic criteria for dementia have contributed to differing incidence and prevalence rates. AIM This study aimed to examine the effect of different diagnostic criteria on the prevalence of dementia in the community. METHODS Some 1000 subjects (>65 years) were recruited in Kaniyambadi Block, Vellore, India,(More)
BACKGROUND Depression in old age is an important public health problem causing considerable morbidity and disability worldwide. There is a dearth of community studies from India investigating geriatric depression and its associated risk factors. This study aimed to establish the nature, prevalence and factors associated with geriatric depression in a rural(More)
BACKGROUND Many screening instruments for the diagnosis of dementia are not education and culture fair. In addition, despite good sensitivity and specificity, they result in unacceptable levels of false positives when used in the community. This study aimed to develop appropriate instruments for populations with low literacy and to consider strategies to(More)
The objective of the present study was to assess the hepatoprotective potential of Courouptia guianensis flower extract against N-nitrosodiethylamine (NDEA) induced hepatocellular damage. Hepatotoxicity was induced in albino rats by intraperitoneal injection of single dose of N-nitrosodiethylamine 200 mg/kg. Intraperitoneal injection of(More)
Standardization of induction of oxidative stress with Fenton mixture (FM) in isolated perfused rat kidney and the antioxidant effect of Terminalia arjuna bark in the isolated oxidatively stressed rat kidney has been evaluated. Six groups each containing eight isolated perfused rat kidneys were used for the present study and the oxidative stress was induced(More)
A 50-year-old male presented with left lower abdominal pain, visible pulsation below xiphoid process, and tenderness in the left iliac fossa for the past 10 days. Chest X-ray revealed blunting of left cardiophrenic angle. Echocardiogram revealed descending thoracic aortic pseudoaneurysm. Contrast-enhanced computed tomography of the chest and abdomen(More)
Globally available folklore medicines are consumed by people as food, without scientific validation. Aim of the present study is to evaluate the antiulcer and antioxidant activity of traditional herbs. Physicochemical analysis, preliminary phytochemical analysis and quantitative analysis of aerial parts from Solanum nigrum and Cynodon dactylon were carried(More)