It grows rapidly and is the most fatal form of thyroid cancer.

The American-born children were immune from the fatal forms of malaria.

The experiment in which he participated was designed to test a treatment for babies with a fatal form of his disorder.

Under aggressive treatment for a serious and usually fatal form of thyroid cancer, the 80-year-old chief justice has been absent from the court since late October.

The Pennsylvania experiment was designed to test the safety of a treatment for babies with a fatal form of his disorder.

The Teschen disease which gave the name to the particular virus is a severe and fatal form of pig encephalomyelitis.

A miscarriage leads to the discovery that she has a potentially fatal form of lymphatic cancer.

Early hopes that it would spread naturally, eliminating the fatal form of the disease, have not materialized.

That's when I was told that I had this potentially fatal form of skin cancer.

It occurs in an acutely fatal form and a chronic form.