Gastro query. As mild fibrosis?

Sir, I have ibs from 2.5 yrs ,is it possible to get liver disease from ibs or bad digestion due to this because i m suffering from liver inflammation(16.5 cm) along with altered liver function as SGPT-71 and SGOT-44 , other parameters are in range ,from very long time despite no sugar no blood pressure no cholesterol no alcohol from 2.5 yrs...on the other hand one of radiodiagnost has done my shear wave elastography amd ask me to drink 5 glass water 15-20 min before elastography and hence my stiffness came 8.4 ..does 5 glass water intake altered shear wave elastography results?? Impression was moderate to severe fatty changes with mild hepatomegaly and stiffness is 8.4 kpa which they categorised as mild fibrosis?