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Biomedical subjects

I P Sukumar

Publications and source records attributed to I P Sukumar.

At least 55 records · Page 3Linked to original sources

Massive left atrial thrombus complicating mitral stenosis with atrial fibrillation: results of surgical treatment.

Thirty-five patients with massive atrial thrombus complicating mitral stenosis and atrial fibrillation were treated surgically. The mean age in this series is lower than that reported in the West. Furthermore, the incidence of preoperative embolic manifestations has been less frequent in our experience. We believe it is desirable to document the presence of a thrombus by selective left atrial cineangiography. Surgical treatment was accomplished with an acceptable mortality. The vital role played by the use of low-molecular-weight dextran and early anticoagulation in decreasing the incidence of postoperative cerebral embolism is emphasized. Follow-up data in the survivors has shown excellent functional status with no late embolic phenomena in any subject.

Adult↗

Mitral valve replacement in children and adolescents with rheumatic heart disease.

To our knowledge, no documented hemodynamic studies in larger series of young patients undergoing valve replacement for rheumatic valvular disease have been reported previously. It seems to us that the natural history of rheumatic heart disease in India often follows a rapid and fulminant course which makes an aggressive surgical approach mandatory. An operative mortality of 22 % was seen in this series. Pronounced cardiac disability together with the poor general condition and the low nutritional status contributed in no small measure to this figure. Patients have been followed for periods ranging from 6 months to 6 years following corrective surgery. A remarkable absence of thrombo-embolic phenomena was a striking feature in the follow-up. There has been no evidence of rheumatic reactivation in any of these patients. This communication reinforces the beneficial results of valve replacement even at this young age when severe mitral incompetence exists refractory to medical treatment.

Adolescent↗

The profile and surgical management of mitral stenosis in young patients.

Mitral stenosis in the younger age groups in India is a unique condition characterized by a short duration and a rapid progression of symptoms. The majority of patients with this lesion develop pulmonary hypertension at an accelerated pace, and about one third have associated congestive failure and functional tricuspid regurgitation. Five hundred consecutive patients with this condition were treated surgically, 493 with a closed valvotomy. The over-all hospital mortality rate of 5.8 per cent was related to the severity of the preoperative functional status. In the last 150 cases, the figure dropped to 2 per cent. Assessment during the first 5 years after surgery revealed an excellent functional status in 85 per cent. The incidence of restenosis was only 3.4 per cent in the first 5 year period and 11 per cent in a subsequent 6 to 10 year follow-up period. Twenty of the 21 subjects with restenosis had an excellent functional result following closed transventricular valvotomy, and this status has been maintained during the follow-up period. To our knowledge, there are no other reports of long-term follow-up data in young patients undergoing surgical treatment for mitral stenosis.

Adolescent↗

Constrictive pericarditis and its surgical management.

The surgical management of 66 cases of constrictive pericarditis has been presented. Tuberculosis was the most common etiologic factor in this series. The importance of optimal myocardial function has been emphasized. Pericardiectomy was limited to release of the ventricles in order to correct the hemodynamic anomaly. The vast majority of patients claimed to have benefited from surgery.

Adolescent↗