This is the official U.S. Customs and Border Protection (CBP) website where international travelers can apply for Trusted Traveler Programs (TTP) to expedite admittance into the …

Thrombotic thrombocytopenic purpura (TTP) is a rare blood disorder in which thrombi (blood clots) form in small blood vessels throughout your body. These blood clots can restrict the flow …

TTP, as with other microangiopathic hemolytic anemias (MAHAs), is caused by spontaneous aggregation of platelets and activation of coagulation in the small blood vessels.

Feb 18, 2025 · TTP causes blood clots to form in small blood vessels in your body and can also cause bleeding. Learn about TTP, including how TTP is diagnosed and treated.

Jun 13, 2023 · TTP is a life-threatening hematologic disorder that requires rapid clinical diagnosis and prompt initiation of therapeutic plasma exchange in the emergency setting.

Sep 4, 2025 · Thrombotic thrombocytopenic purpura (TTP) is a rare disorder that affects blood clotting. Learn about the symptoms, diagnosis, and treatment of TTP.

Nov 4, 2025 · The current Trusted Traveler Programs (TTP) System uses login.gov to secure the login process. You will need to link your existing TTP information to a login.gov account.

Thrombotic thrombocytopenic purpura (TTP) is an ultra-rare, life-threatening medical emergency. Understand the types of TTP and the signs and symptoms of TTP.

Thrombotic Thrombocytopenic Purpura (TTP) is a rare disorder that causes clotting in the small blood vessels of many organs (microangiopathy) and results in organ damage, low platelets …

Official scheduler for Trusted Traveler Program appointments to expedite entry into the U.S. for pre-approved, low-risk international travelers.