Conversation so far:
How did Stephen Roche start his professional cycling career?
Stephen Roche scored his first professional victory by beating Bernard Hinault in the Tour of Corsica.
Did Stephen Roche have any other major cycling victories than beating Bernard Hinault?
Less than a month later Stephen Roche won Paris–Nice where he became the first, and still the only, new pro to win Paris–Nice.

Question: What kind of illness did he have?
Self-contained rewrite: What kind of illness did Stephen Roche have?