Present
| I | catheterise |
| You | catheterise |
| She | catheterises |
| We | catheterise |
| They | catheterise |
Past
| I | catheterised |
| You | catheterised |
| She | catheterised |
| We | catheterised |
| They | catheterised |
Perfect
| I | have | catheterised |
| You | have | catheterised |
| She | has | catheterised |
| We | have | catheterised |
| They | have | catheterised |
Future
| I | will | catheterise |
| You | will | catheterise |
| She | will | catheterise |
| We | will | catheterise |
| They | will | catheterise |
Past Perfect
| I | had | catheterised |
| You | had | catheterised |
| She | had | catheterised |
| We | had | catheterised |
| They | had | catheterised |
Future Perfect
| I | will | have | catheterised |
| You | will | have | catheterised |
| She | will | have | catheterised |
| We | will | have | catheterised |
| They | will | have | catheterised |
Present - Conditional
| I | would | catheterise |
| You | would | catheterise |
| She | would | catheterise |
| We | would | catheterise |
| They | would | catheterise |
Perfect - Conditional
| I | would | have | catheterised |
| You | would | have | catheterised |
| She | would | have | catheterised |
| We | would | have | catheterised |
| They | would | have | catheterised |