E. Ferrari et al., REFRACTORY SINUS TACHYCARDIA - A LATE COM PLICATION OF RADIOTHERAPY, Annales de cardiologie et d'angeiologie, 44(4), 1995, pp. 185-187
The authors describe a case of sinus tachycardia, an unusual cardiac c
omplication of mediastinal radiotherapy; occurring in two patients by
the first days of treatment and persisting for several years. No other
s cause for this tachycardia could be detected in either case. Electro
physiological investigation of one of the two patients was normal. Des
pite the risk of a high-degree conduction disorder, << symptomatic >>
beta-blocker treatment was prescribed, but only induced a limited effe
ct.