4 x 100 m Medley Relay, Men
| Competition | 1990 South American Aquatics Championships |
|---|---|
| Venue |
Rosario
 ARG
|
| Held | — |
| Status | Medal |
| Competitors | 4 |
| Countries | 1 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥉 | Uruguay |  URU |
4:03.10 | ||
| Álvaro Goyenola | — | ||||
| Gustavo Gorriarán | — | ||||
| Patrik Mathisson | — | ||||
| Carlos Scanavino | — |