April 13, 2021 — After receiving reviews of a uncommon blood clot in folks receiving the Johnson & Johnson COVID-19 vaccine, the FDA and the CDC have beneficial a pause in the usage of the vaccine, pending additional investigation.
Right here, what it’s essential know:
Why was the pause instructed?
After reviewing knowledge, the companies discovered six reviews of people that skilled uncommon blood clots together with low platelets, that are the smallest blood cells and concerned in clotting. The six reviews have been came upon of greater than 6.8 million doses given. The FDA and CDC initiated the pause ”out of an abundance of warning.”
What else is thought?
In accordance with a joint assertion issued by the CDC and FDA, all six instances have been in girls between ages 18-48. Signs occurred 6-13 days after vaccination. The kind of clot is thought medically as a cerebral venous sinus thrombosis (CVST) and was seen together with low ranges of blood platelets. Go right here to be taught extra about some of these blood clots.
Of the six instances, one lady died; one other was in vital situation.
Remedy of any such clot is totally different from that for different varieties, the CDC and FDA say. Sometimes, an anticoagulant drug, heparin, is used. However for any such clot, different remedy could also be wanted.
Why does it occur?
“We do not have a definitive reply presently, however it seems to contain an immune response associated to the J&J vaccine that adversely impacts the perform of the platelets, which in flip prevents the traditional clotting course of from occurring,” says Robert Glatter, MD, emergency physician at Lenox Hill Hospital in New York Metropolis.
He says that the