Endocrine hcg

Question 1

Functions of hcg

Answer 1

1. Maintenance of corpus luteum till 6 weeks of pregnancy (most imp function)
2. Development of male genitalia
3. Immunosuppressive
4. Stimulates adrenal and placental steroidogenesis
5. Stimulates maternal thyroid
6. Secretion of relaxin from corpus luteum

Question 2

Hcg can be detected in maternal serum and urine

Answer 2

8-9 days post fertilisation

Question 3

Hcg max levels

Answer 3

100-200iu/ml between 69-79 days of pregnancy

Question 4

Low levels of hcg

Answer 4

At 100-130 days 10-20iu/ml and then remains constant

Question 5

Secondary peak of hcg

Answer 5

32 weeks

Question 6

High levels of hcg in

Answer 6

1. Multiple pregnancy
2. Hydatiform mole
3. Choriocarcinoma
4. Down’s syndrome

Question 7

Low levels of hcg

Answer 7

1. Ectopic pregnancy

2. Spontaneous abortion