Patricio Delgado defeated Ulises Cerda Pecarevic 1-6 6-3 6-0 in the Bolivia Chile Masters 4 round of 32 on clay. The upset overturned the form book — Ulises Cerda Pecarevic came in leading the head-to-head 2–0. Patricio Delgado claimed a first win over Ulises Cerda Pecarevic in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-07-17 | Colombia Masters 4 | QF | clay | Ulises Cerda Pecarevic | 1-6 6-1 6-4 |
| 1992-08-10 | Ecuador Masters 3 | R16 | clay | Ulises Cerda Pecarevic | 6-2 7-5 |