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Biomedical subjects

S K Mathur

Publications and source records attributed to S K Mathur.

51 records · Page 3Linked to original sources

Dermoid cyst of the tongue: report of a case.

The case of a young patient with an intralingual dermoid cyst is presented. The peculiarities of this case are the large size of the cyst, leading to macroglossia, the patient's inability to close the mouth, and the resultant difficulty in speech and swallowing.

Adolescent

Early serodiagnosis of leprosy by indirect immunofluorescence.

A method of fluorescent leprosy antibody absorption (FLA-ABS) test was described. This test was so sensitive that 81.8% of tuberculoid leprosy cases gave positive reaction even in early stage of the disease. More than 50% of indeterminate and contact cases were also positive in this test. The positive percentages as well as antibody-titers were increasing with clinical spectrum of leprosy, from TT to LL, being the highest in the latter. Using absorbed and diluted serum from known lepromatous patient, enumeration of M. leprae in skin smear showed a good coincidence with the bacterial index expressed by Ridley's scale. Therefore, FLA-ABS test will be useful for early serodiagnosis of leprosy not only by the detection of antibodies but also by the identification of M. leprae.

Fluorescent Antibody Technique

Endoscopic esophageal variceal sclerotherapy using 3% aqueous phenol.

Endoscopic esophageal variceal sclerotherapy was performed in 301 patients with portal hypertension (emergency, 72 and elective, 229) using 3% aqueous phenol as sclerosant. The cause of portal hypertension was cirrhosis of the liver in 189 patients (Child's class A-48, B-66, and C-75), extrahepatic portal venous obstruction (EHPVO) in 90, and non-cirrhotic portal fibrosis in 22 patients. In the emergency group, active bleeding was controlled in 87% of cases. Re-bleeding occurred in 101 of 290 (35%) surviving patients. Obliteration of varices was achieved in 228 (84%) patients, with a mean of 5.14 +/- 2.27 sclerotherapy sessions. Of 301 patients, 29 (9.6%) had an early in-hospital mortality (30.5% in emergency and 3% in elective group), with 16 deaths due to variceal bleeding. Of the remaining 272 patients, 40 (15%) died during follow-up, of which only 11 died of variceal bleeding. Complications, such as superficial ulcers, dysphagia, and strictures, were observed in 14%, 7% of emergency, and 3% of elective patients. None of the patients developed systemic toxicity. In conclusion, 3% aqueous phenol is an effective, safe, and economical sclerosant for esophageal variceal sclerotherapy.

Adult

Isokinetic concentric versus eccentric training of shoulder rotators with functional evaluation of performance enhancement in elite tennis players.

Thirty elite tennis players were randomly assigned to three groups to evaluate shoulder isokinetic internal and external rotation training: an isokinetic concentric group, an isokinetic eccentric group, and a control group with no training. Subjects were tested before and after training both concentrically and eccentrically using an isokinetic dynamometer. Functional output before and after training was assessed by the average and peak velocity of six maximal serves. The effect of training on serve velocity endurance was also assessed. Statistically significant concentric and eccentric strength gains (11%) were obtained in both training groups when compared with controls (decreased total average strain of 2%) (P < 0.0004). Serve velocity increased by greater than 11% in both training groups, which was a significant increase from the average of 1% in the control group (P < 0.0001). In the endurance study, training group subjects displayed a tendency to maintain their serve velocity (loss of approximately 2%) greater than controls (loss of 6.4%) (P < 0.05). Isokinetic training led to increases in objective and functional output in elite tennis players. This training regimen may have significance in the final stages of the rehabilitation of injured shoulders as well as in improved performance and reduced injury risk.

Adolescent