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Biomedical subjects

M Rodeanu

Publications and source records attributed to M Rodeanu.

4 recordsLinked to original sources

Improved criteria for localization of coronary artery disease from the exercise electrocardiogram.

To derive better criteria for the noninvasive localization of coronary artery disease, a 12-lead computer-averaged rest and exercise electrocardiogram was examined in 44 selected patients (34 men, 10 women) with single-vessel disease who had an exercise test positive for ischemia by established criteria. Left anterior descending disease was characterized by S-T segment elevation (> or = 0.05 mV) in lead V1 [sensitivity (S) 71%, specificity (Sp) 100%], a T wave amplitude increase in V1 (S 88%, Sp 73%) and a leftward shift or no change in mean frontal plane QRS axis (AQRS; S 92%, Sp 93%). Patients with circumflex or right coronary artery disease had no S-T segment elevation in V1 and a rightward shift in the mean frontal plane AQRS.

Coronary Angiography↗

[Percutaneous transluminal coronary angioplasty after coronary artery bypass].

Anginal syndrome may recur early of several years after coronary artery bypass surgery (CABS), and may be due to narrowing of a bypass graft, progression of pre-existing coronary artery lesions, or the appearance of new lesions. Repeat CABS is associated with considerable morbidity and mortality. We therefore performed percutaneous transluminal angioplasty (PTCA) in saphenous or internal mammary bypass grafts or native coronary arteries in 23 patients after CABS. We successfully dilated 35 of 37 lesions (95%) present in 33 of 35 vessels (94%) of 21 of 23 patients (91%). The mean vessel narrowing decreased from 86 +/- 22% to 13 +/- 19% (p less than 0.001) and in all 21 patients with angiographic evidence of success functional capacity improved. Single vein grafts were successfully dilated in 9 patients. None developed acute myocardial infarction or needed emergency surgery, but 1 had a cerebral embolism. PTCA is effective therapy for recurrent angina after CABS, and in many patients is preferable to another operation.

Angina Pectoris↗

Solitary pericardial metastasis detected by 67Ga scintigraphy in a patient with fever of unknown origin.

67Ga scintigraphy was performed in a patient with fever of unknown origin. Left pneumonectomy had been performed two years previously for carcinoma of the lung. There were no cardiovascular or new pulmonary signs. Four weeks of in hospital investigation did not reveal the cause of the fever. 67Ga uptake was localized in the heart and subsequent autopsy demonstrated pericardial metastasis to be the cause of the prolonged fever. Fever of unknown origin is a rare presenting symptom of malignant pericardial involvement and 67Ga scintigraphy was crucial in its diagnosis.

Aged↗