He also wrote: “Die Juden sind unsere Ungluck”, which means "Jews are our misfortune" - the slogan of Der Stürmer, the antisemitic Holocaust-era German newspaper.
Sen was arrested the following month for racially and religiously aggravated harassment.
Later, he told the General Medical Council (GMC): “I must have lost my senses as in the heat of the moment. I made wrongful and injudicious remarks – for which I have apologised in public on Facebook as well as privately to the police.”
Sen was due to attend a hearing last month but told the GMC he had "no wish to participate".
Nigel Grundy, Counsel for the GMC, Nine Chambers’, said: “[It is] the most serious, upper end of the spectrum of discrimination”, adding that striking him off the medical register was the only suitable punishment.
The GMC’s tribunal came to the conclusion: “The degree of hostility expressed in his comments is fundamentally incompatible with the duty of a doctor to treat patients equally and without discrimination.
"Only erasure can properly mark the boundary: this type of conduct is incompatible with ongoing registration.”