Sergio Ramirez defeated Michael Quintero 6-2 6-4 in the Panama F1 qualifying round on clay. The upset overturned the form book — Michael Quintero came in leading the head-to-head 1–0. Sergio Ramirez claimed a first win over Michael Quintero in two meetings, levelling the head-to-head at 1–1.
Ramirez S. took it in straight sets.
Sergio Ramirez beat Michael Quintero 6-2 6-4. Umpiry, "Sergio Ramirez vs Michael Quintero — Panama F1 Qualifying Round", https://umpiry.com/match/2006-02-06/quintero-vs-ramirez-panama-f1-qf?utm_source=cite (as of 6 February 2006).