Modulated Receptor Theory and Cardiac Toxicity of Local Anesthetics

Author(s):  
Luc M. Hondeghem ◽  
Craig W. Clarkson
Author(s):  
Robert H. Liss ◽  
Frances A. Cotton

Daunomycin, an antibiotic used in the clinical management of acute leukemia, produces a delayed, lethal cardiac toxicity. The lethality is dose and schedule dependent; histopathologic changes induced by the drug have been described in heart, lung, and kidney from hamsters in both single and multiple dose studies. Mice given a single intravenous dose of daunomycin (10 mg/kg) die 6-7 days later. Drug distribution studies indicate that the rodents excrete most of a single dose of the drug as daunomycin and metabolite within 48 hours after dosage (M. A. Asbell, personal communication).Myocardium from the ventricles of 6 moribund BDF1 mice which had received a single intravenous dose of daunomycin (10 mg/kg), and from controls dosed with physiologic saline, was fixed in glutaraldehyde and prepared for electron microscopy.


2000 ◽  
Vol 18 (6) ◽  
pp. 0743-0744 ◽  
Author(s):  
Michael E. Mullins ◽  
Deborah G. Robertson ◽  
Robert L. Norton

Author(s):  
Miao Chen ◽  
Vijaya Paul Samuel ◽  
Yi Wu ◽  
Minyan Dang ◽  
Yukiat Lin ◽  
...  

2016 ◽  
Vol 4 (1) ◽  
pp. 17
Author(s):  
Rodica Sîrbu ◽  
Emin Cadar ◽  
Cezar Laurențiu Tomescu ◽  
Cristina Luiza Erimia ◽  
Stelian Paris ◽  
...  

Local anesthetics are substances which, by local action groups on the runners, cause loss of reversible a painful sensation, delimited corresponding to the application. They allow small surgery, short in duration and the endoscopic maneuvers. May be useful in soothe teething pain of short duration and in the locking of the nervous disorders in medical care. Local anesthesia is a process useful for the carrying out of surgery and of endoscopic maneuvers, to soothe teething pain in certain conditions, for depriving the temporary structures peripheral nervous control. Reversible locking of the transmission nociceptive, the set of the vegetative and with a local anesthetic at the level of the innervations peripheral nerve, roots and runners, a trunk nervous, around the components of a ganglion or coolant is cefalorahidian practice anesthesia loco-regional. Local anesthetics summary and semi-summary have multiple applications in dentistry, consulting, surgery and obstetrics, constituting "weapons" very useful in the fight against the pain.


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