| Subject | English | French |
| med. | forced inspiratory flow | débit inspiratoire maximal |
| comp., MS | forced inspiratory flow | débit inspiratoire forcé (The speed of air coming into the lung under forced inspiration) |
| comp., MS, Canada | forced inspiratory flow | volume inspiratoire forcé (The speed of air coming into the lung under forced inspiration) |
| med. | forced inspiratory flow | débit inspiratoire forcé |
| med.appl. | inspiratory flow | courant d'air inspiré |
| med. | peak inspiratory flow | débit inspiratoire de pointe |