No news about the causes or if she was able to return home.
Among the presents, it was reported that the Count's first wife, the Duchess of Montpensier, mother of his children, attended the funeral.
http://www.theroyalforums.com/67040-67040/
http://royalwatcherblog.com/2019/02/02/funeral-of-the-count-of-paris/ 
Previous Message
Some guests attending the funeral yesterday in Dreux:
Prince Albert II of Monaco
Crown Prince Moulay Hassan of Morocco
Princess Sibilla of Luxembourg
Prince Philipp and Princess Isabelle of Liechtenstein
Shahbanu Farah of Iran
Queen Sofía of Spain
Archdukes Karl and Georg of Austria
Prince Emanuele Filiberto of Savoy
Prince Leka of Albania
Grand Duke George Mikhailovich of Russia
Among The Count’s family, I did not see the following:
The Count’s widow, Micaela
Any of the Calabrias (although the Duke and Duchess of Castro attended with their daughters)
1319
on 4/2/2019, 2:36:19, in reply to "