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Biomedical subjects

H Lichte

Publications and source records attributed to H Lichte.

26 records · Page 2Linked to original sources

Experience with 201 thallium in detection of myocardial infarction.

Our preliminary experimental and clinical results with 201Tl myocardial scanning are presented. 48 patients with normal coronary vessels, acute trasmural myocardial infarction, localized and diffuse coronary heart diseases and congestive myocardiopathy were investigated. Results of scans and the usual cardiological investigations were in good agreement thus justifying further use of 201Tl myocardial scintigraphy as an adjunctive method in cardiology.

Animals↗

[Clinical and experimental investigations with 201tl for noninvasive myocardial scintigraphy (author's transl)].

The biological distribution of 201Tl after intravenous injection was studied experimentally in 42 rats. It was found (see figure 1) that the kidneys showed the greatest affinity for 201Th, reaching an activity concentration of 6.6% per gramme of tissue, almost independently of time. Within the first 30 minutes of injection, myocardial activity exceeds that of the surrounding structures (10 min. p.i.: 4.24%/g; 30 min. p.i.: 2.58%/g). During this time the myocardium can be well demonstrated by "image processing". The relatively fast myocardial kinetics of 201Tl (half value time 33 minutes) make it necessary, strictly speaking, to use a scintillation camera. The clinical value of this method is illustrated by a number of case histories.

Animals↗

[Renal scintigraphy with 99mTc-penicillamine].

By application of 99mTc-Penicillamine in renal scintigraphy excellent scintigraphies of the kidneys, especially by using the gamma-camera, can be obtained, even in case of damaged renal function, up to an increase of creatinine in serum of about 7 mg %.

Chlormerodrin↗