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Biomedical subjects

H G Kemp

Publications and source records attributed to H G Kemp.

At least 37 records · Page 2Linked to original sources

Aortocoronary bypass surgery: a 7-year follow-up.

Follow-up of 748 consecutive patients who underwent aortocoronary artery bypass grafts was obtained for 5 to 94 months (average, 59 months). Operative mortality of 2.5% did not vary with number of vessels bypassed. There was a linear 3.5% annual recurrence rate of angina, and average annual late infarction rate of 1.4%. The cumulative survival rates did not differ for the number of grafts performed or for men and women, but did differ for left main coronary stenosis and impaired ejection fractions. The late cumulative survival rates for the entire group approached those of the general U.S. population.

Adult↗

Radiocardiography in clinical cardiology.

Quantitative radiocardiography provides a variety of noninvasive measurements of value in cardiology. A gamma camera and computer processing are required for most of these measurements. The advantages of ease, economy, and safety of these procedures are, in part, offset by the complexity of as yet unstandaridized methods and incomplete validation of results. The expansion of these techniques will inevitably be rapid. Their careful performance requires, for the moment, a major and perhaps dedicated effort by at least one member of the professional team, if the pitfalls that lead to unrecognized error are to be avoided. We may anticipate more automated and reliable results with increased experience and validation.

Heart Aneurysm↗

Left internal mammary artery--coronary artery bypass anatomy.

Bypass coronary surgery has made good use of the anatomic proximity of the internal mammary artery and the left anterior descending coronary artery. In preparing the internal mammary artery for bypass surgery, several of its proximal branches remain intact and are visualized during selective studies of the bypass graft. A brief description of these vessels is presented with specific attention to the branching and position of the pericardial vessels and their relationship to the grafted left anterior descending artery.

Internal Mammary-Coronary Artery Anastomosis↗

Radiographic visualization of left ventricular aneurysms on lateral chest film.

The diagnosis of left ventricular aneurysm on routine chest examination can be elusive. Six cases are presented which illustrate a radiographic sign not previously emphasized: a soft tissue border seen retrosternally or superiorly on lateral chest film produced by the wall of the aneurysm silhouetting against the midline cardiac shadow. This sign is not always present since it is dependent on the direction of projection of the aneurysm. However, when observed, it should suggest the proper diagnosis.

Adult↗