Tatiana Schlossberg, the granddaughter of JFK, says she has a rare terminal cancer : NPR

Tatiana Schlossberg, the granddaughter of former president John F. Kennedy, says she has been diagnosed with a rare form of cancer.

Schlossberg is a journalist and author who writes about the environment.

She made her diagnosis public in an essay, called "A Battle with My Blood," that was published on the website of The New Yorker on Saturday, the 62nd anniversary of her grandfather's assassination.

In the article, Schlossberg reveals that despite fighting the disease for over a year, her treatments did not result in a lasting remission and says the disease will kill her.

Schlossberg is the daughter of Caroline Kennedy and Edwin Schlossberg. She is 35 years old and is married and has two children. Here's what to know about the cancer, called acute myeloid leukemia, and what else