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Biomedical subjects

R Kramár

Publications and source records attributed to R Kramár.

At least 19 recordsLinked to original sources

[Coronary surgery at the Institute of Clinical and Experimental Medicine].

In 1971-1991 in the Institute of Clinical and Experimental Medicine 2386 operations on account of IHD were performed. 2154 aortocoronary bypasses, 6 Vineberg operations, 51 valvular prostheses and aortocoronary bypasses, 128 resections of left ventricular aneurysms and 47 closures of post-infarction perforations of the interventricular septum. The mortality from aortocoronary bypasses during the entire period was 6.9%. The authors discuss different periods, changes of the operative technique and contemporary views on surgical treatment of IHD.

Cardiac Surgical Procedures↗

Long-term results of surgical treatment of renovascular hypertension.

The authors analyse long-term results of surgical treatment of renovascular hypertension in 195 patients hospitalized at the Institute for Clinical and Experimental Medicine in Prague in 1971 to 1982. Significantly better results were attained in patients with dysplastic stenosis than in patients with sclerotic stenosis of renal arteries (86.45% vs. 56.33%). In view of this experience the authors stress the importance of most accurate diagnosis of the morphological basis of the stenosis. In patients with sclerotic stenosis, the probability of a favourable effect of surgical reconstruction on blood pressure is substantially smaller. Attention is drawn to the important successes attained with the use of percutaneous transluminal angioplasty, which has in recent years found considerably wide application precisely in the sphere of renal arteries.

Adolescent↗

Aortocoronary bypass in stable angina pectoris.

The authors describe the main principles of indication, contraindication and operative technique in the surgical treatment of stable angina pectoris. Special attention is given to the estimation of the operative risk. The number of bypass grafts per patient in the 291 patients operated on in 1980-1982 averaged 2.7. In-hospital mortality was 1.4%, ranging from zero mortality in patients with ejection fraction greater than or equal to 40%, 2.5% in patients with EF = 30-40% and to 13.3% in patients with EF under 30%. A new peri- or postoperative ischaemic episode occurred in 2.4% of patients.

Angina Pectoris↗