If you have lost your card or your card has been stolen, it is best to contact the emergency phone number instead of Mastercard customer service. 1  United States Emergency Number: 1-800-627-8372. 2  Outside the United States Emergency Number: 1-636-722-7111.
What does the medical abbreviation PUD mean? A: The medical abbreviation PUD stands for peptic ulcer disease, according to MedlinePlus. Peptic ulcer disease is a condition in which an open sore or raw area, called an ulcer, is present in the lining of the stomach or small intestine. Continue Reading.
home / medterms medical dictionary a-z list / q.d. (on prescription) definition Medical Definition of q.d. (on prescription) q.d. (on prescription): Seen on a prescription, q.d. (or qd) means one a day (from the Latin quaque die). The abbreviation is sometimes written without a period in capital letters as QD. However it is written, it is one of a number of hallowed abbreviations of Latin terms that have been traditionally used in prescriptions to specify the frequency with which medicines should be taken. Other examples include: