Paulo Carvallo defeated Lazaro Navarro Batles 7-5 6-4 in the Chile F1 round of 32 on clay. The result followed the form book — Paulo Carvallo came in leading the head-to-head 2–0. Paulo Carvallo extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-05 | Bolivia F3 | R16 | clay | Paulo Carvallo | 6-3 6-4 |
| 1998-09-28 | Bolivia F2 | SF | clay | Paulo Carvallo | 4-6 6-3 6-3 |