| Presente (Present) "diagnose" | I | diagnose | |
| Presente continuo (Present Continuous) "diagnose" | I | am diagnosing | |
| Pasado simple (Simple past) "diagnose" | I | diagnosed | |
| Pasado continuo (Past Continuous) "diagnose" | I | was diagnosing | |
| Presente perfecto (Present perfect) "diagnose" | I | have diagnosed | |
| Presente perfecto continuo (Present perfect continuous) "diagnose" | I | have been diagnosing | |
| Pasado perfecto (Past perfect) "diagnose" | I | had diagnosed | |
| Pasado perfecto continuo (Past perfect continuous) "diagnose" | I | had been diagnosing | |
| Futuro (Future) "diagnose" | I | will diagnose | |
| Futuro continuo (Future continuous) "diagnose" | I | will be diagnosing | |
| Futuro perfecto (Future perfect) "diagnose" | I | will have diagnosed | |
| Futuro perfecto continuo (Future perfect continuous) "diagnose" | I | will have been diagnosing |