Desislava Topalova defeated Magda Mihalache 7-5 6-2 in the Sofia 25K round of 16 on clay. The upset overturned the form book — Magda Mihalache came in leading the head-to-head 1–0. Desislava Topalova claimed a first win over Magda Mihalache in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-11-23 | Nurioopta 25K | QF | hard | Magda Mihalache | 6-2 6-1 |