P1 Flashcards
What is the Rh factor?
A protein found on the surface of red blood cells; determines if blood is Rh-positive or Rh-negative.
Why is the Rh factor important in pregnancy?
An Rh-negative mother carrying an Rh-positive baby may develop antibodies that attack the baby’s red blood cells.
What condition can arise if Rh incompatibility is untreated?
Hemolytic disease of the newborn (HDN) or erythroblastosis fetalis.
What test detects Rh incompatibility during pregnancy?
Indirect Coombs test.
How is Rh incompatibility prevented?
Administering Rho(D) immune globulin (RhoGAM) during pregnancy and after delivery.
What blood type is considered a universal donor?
O negative.
What blood type is considered a universal recipient?
AB positive.
What is crossmatching in blood transfusion?
A test to ensure compatibility between donor and recipient blood.
What are common signs of a blood transfusion reaction?
Fever
What is the first step in managing a suspected transfusion reaction?
Stop the transfusion immediately.
What is SIDS?
The sudden
What is the peak age for SIDS risk?
2-4 months of age.
Name a major risk factor for SIDS.
Placing a baby to sleep on their stomach (prone sleeping position).
What sleep position is recommended to reduce SIDS risk?
Supine (back) sleeping position.
What is the “Safe to Sleep” campaign?
A public health initiative to reduce SIDS by promoting safe sleep practices.
How does smoking during pregnancy affect SIDS risk?
It significantly increases the risk of SIDS.
What is a balloon tamponade used for?
Controlling severe postpartum hemorrhage or esophageal varices bleeding.
Name a common type of balloon tamponade device.
Bakri balloon or Sengstaken-Blakemore tube.
How does a Bakri balloon work?
It applies pressure to the uterine walls to control bleeding.
What is a major complication of balloon tamponade?
Uterine rupture or infection.
What are the indications for blood transfusion?
Severe anemia
What are the risks of blood transfusion?
Infection
What is the storage temperature for red blood cells in a blood bank?
1-6°C.
What is the lifespan of stored red blood cells?
42 days.