The body of a missing woman has been found stuffed inside a suitcase, a day after her ex-boyfriend died in what’s believed to be a deliberate car crash.

32-year-old dentist, Dr Preethi Reddy, was reported missing by her family on Sunday night after she failed to return from a convention.

Inquiries revealed Dr Reddy stayed at a hotel in the CBD with her ex-boyfriend on Sunday.

NSW Police superintendent Gaven Dengate tells Ray Hadley police questioned the man before was killed in a head-on collision with a truck on Monday night.

“He was not at the time of this incident in a relationship with Preethi however there had been a previous relationship.”

Detectives are investigating the crash, which they believe was deliberate.

Image: NSW RFS – New England Highway at Willow Tree

At about 9.30 on Tuesday night, police found Dr Reddy’s body inside her car parked on Strachan Street at Kingsford.

She had been stabbed multiple times and stuffed inside a suitcase.

Ray Hadley asks superintendent Dengate if investigators believe the man killed himself.

“Early indications, Ray, that looks like the case, but we’re certainly working towards a number of theories.”

Click PLAY below to hear the full interview

Glenbrook Dental Surgery, where Dr Reddy worked, has closed for the day as staff grieve her death.