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Biomedical subjects

G Kibria

Publications and source records attributed to G Kibria.

6 recordsLinked to original sources

Effects of cervical traction and exercise therapy in cervical spondylosis.

A randomised clinical trial was conducted in the Department of Physical Medicine, Chittagong Medical College Hospital from July, 2001 to June, 2002. The objectives of the study were to find out the effects of cervical traction (CT) and exercise on the patients with chronic cervical spondylosis. A total of 199 patients with cervical spondylosis were included in the clinical trial. One hundred patients were treated with cervical traction plus exercise and 99 patients were treated with non-steroidal anti-inflammatory drug (NSAID). Posture correction advice was given to all patients. The patients were treated for 6 weeks. There was a marked improvement in both the groups after treatment (P<0.001). But there was nearly significant difference regarding improvement in treatment with CT plus exercise than with NSAID (P = 0.06). The results indicate that the improvement of the patients with chronic cervical spondylosis was more in CT plus exercise than analgesics. So, CT & neck muscle strengthening exercise may have some more beneficial effects than NSAIDs on chronic cervical spondylosis.

Adult↗

Observations on the rare association between portal and pulmonary hypertension.

Pulmonary arterial hypertension with severe pulmonary vascular disease is a rare association of portal hypertension in man, be it the result of cirrhosis of the liver or obstruction of the portal vein. We induced portal hypertension in 23 rats by partially ligating the portal vein or by totally occluding it in two stages. The rats were killed between one and 15 months after operation. A collateral circulation of varicose, anastomotic vessels was established, and in six animals well-marked oesophageal varices developed. Despite this evidence of sustained portal hypertension, hypertrophy did not develop in the right ventricle or in the media of the pulmonary trunk or muscular pulmonary arteries in any of the animals. This suggests that mechanical obstruction of the portal vein per se is not responsible for the development of pulmonary hypertension. Other factors, perhaps of a humoral nature, appear to be required to induce this rare association of portal hypertension but we have been unable to identify these. In particular, blood levels of oestrogen were not raised after ligation of the portal vein.

Animals↗

Pulmonary endothelial pavement patterns.

The appearance of the endothelial pavement pattern was studied in the pulmonary trunk, pulmonary veins, aorta, and inferior vena cava of the rat by means of silver staining of the cell borders. The endothelial cell in each of the four blood vessels was found to have its own distinctive shape, fusiform and pointed in the direction of blood flow in the case of the aorta and larger and more rectangular in the pulmonary trunk and pulmonary veins. Detailed quantitation of the dimensions and surface area of the endothelial cells in each blood vessel was carried out by a photographic technique. Pulmonary hypertension was induced in one group of rats by feeding them on Crotalaria spectabilis seeds. The endothelial pavement pattern in their pulmonary trunks became disrupted with many of the cells assuming a fusiform shape reminiscent of aortic endothelium. Many small, new endothelial cells formed in the pulmonary trunk suggesting division of cells to line the enlarging blood vessels. In contrast the endothelial cells of the inferior vena cava merely increased in size to cope with the dilatation of this vein.

Animals↗

Prevalence of urinary tract infection in adult women.

Five hundred adult women of Sylhet town of different socio-economic status were screened to detect urinary tract infection by a random "door-to-door" survey. Significant bacteriuria was considered as an important criterion in the diagnosis of urinary tract infection. Pyuria with bacteriuria was, but without bacteriuria was not, considered a good evidence of infection. The ratio between the asymptomatic and symptomatic bacteriuria was found to be 7:1. The significance of asymptomatic bacteriuria in preventive medicine has been stressed.

Adolescent↗