Historical Examples. 1  He was quick at repartee, and his observations were gentle but pertinent. 2  We quote for the sake of one line chiefly, but the whole stanza is pertinent. 3  His reply was curt and pertinent: It took long enough, young man!. 4  Gertrude's earnestness was too real to be shaken by this pertinent inquiry.
Explore Disease States. TTP Thrombotic Thrombocytopenic Purpura. Thrombotic Thrombocytopenic Purpura (TTP) is a rare, life-threatening disorder of the blood-coagulation system which causes microscopic clots to form in small blood vessels throughout the body. Although itâs rare, TTP affects about 4 to 6 people per million per year, most often women and African-Americans.
TTP is caused by a deficiency of a normal blood enzyme that is named ADAMTS13 (you donât need to know why it has this name). To cause TTP, ADAMTS13 must be absent or severely deficient.