Lecture 8: Anemias And Polycythemias Flashcards
1
Q
When is Aplastic anemia?
A
When bone marrow aplasia
2
Q
When is iron deficiency anemia?
A
When there is chronic blood loss, caused by partial gastrectomy
3
Q
When is Megaloblastic anemia?
A
When vitamin b12 and folic acid
4
Q
When is hemolytic anemia?
A
When red blood cell abnormality
5
Q
What can cause hemolytic anemia?
A
Hereditary spherocytosis
6
Q
What else can cause Hemolytic anemia?
A
Sickle cell anemia
7
Q
What is hereditary hemolytic anemia called?
A
Erythroblastosis fetalis
8
Q
How does Erthroblastosis fetalis occur?
A
RH positive cells are attacked by mothers RH negative
9
Q
What is Polycythemia?
A
An increase in RBC count
10
Q
What is Polycythemia Vera?
A
Too many RBCs
11
Q
What is secondary polycythemia?
A
Whenever too high altitude
