Ms Montefiore mentioned a coroner discovered Ms Palmer-Tomkinson had died of “pure causes” and “didn’t have a mind tumour”.
She mentioned: “Tara’s good pals & household know that she was in excessive spirits in her final days. She had plans, journeys & had written a shifting new track.”
There was no retreat to a “darkish place” and Ms Palmer-Tomkinson was “glad and optimistic” earlier than her loss of life, her household mentioned in a press release.
Ms Palmer-Tomkinson rose to fame within the 1990s as a hard-partying “It lady”. She obtained remedy in 2016 for a non-malignant mind tumour.
She used her movie star standing to boost the profile of mind tumours by talking publicly about her ill-health.
A former Sunday Occasions columnist and actuality TV star, she was an everyday on the London get together scene within the 1990s and 2000s.
She made headlines for her social life, regularly showing within the pages of society and movie star magazines, earlier than later showing on actuality TV.
She additionally battled a high-profile cocaine dependancy, which she mentioned publicly on various events.
Palmer-Tomkinson was recognized with a tumour final January after getting back from a snowboarding journey and was additionally affected by an auto immune illness that triggered acute anaemia, tiredness and joint ache.
She had voiced fears that she may die, however hit again at critics who blamed her frail well being on her well-documented troubles.
Talking in 2016, she mentioned: “That is all the time their [press] tackle it… cocaine.
“That was so a few years in the past. However not many individuals can ponder Tara’s life with out it”.
In addition to being a socialite, she was additionally a detailed good friend of Prince Charles and attended the marriage of the Duke and Duchess of Cambridge in 2011.
In a tribute, the Prince of Wales and the Duchess of Cornwall mentioned their “ideas are a lot with the household”.
A personal funeral might be held on 27 February, her household mentioned.