* Italian 10-year bond yields rise to seven-week high

* BTP/Bund spread at two-week high

* Analysts cite government infighting, upcoming ratings review (Updates with price action, adds Cypriot bond news)

By Dhara Ranasinghe

LONDON, April 23 (Reuters) – Italy’s 10-year government bond yield jumped to its highest in seven weeks on Tuesday, pushed up by unease over government infighting and an upcoming ratings review.

Analysts stressed that trading in bond markets remained thin following the Easter holiday, exaggerating price moves. A rise in oil prices to 2019 highs also put upward pressure on euro zone yields generally.

Italy’s 10-year bond yield soared 10 basis points to 2.70 percent — its highest since early March. That pushed the Italian/German yield gap to its widest since