Definition:

Abortion is the expulsion or extraction from its mother of an embryo or fetus weighing 500gms (5month) or loss when it is capable of independent survival (WHO) Abortion refers to the termination of pregnancy. Abortion can be spontaneous or purposefully done. Spontaneous abortions are referred to as ‘miscarriage’ while surgical abortions are done to remove dead or growth-inhibited or otherwise unwanted fetus from the womb of the pregnant mother.

Causes of abortion

1.50% chromosomal abnormalities(Genetic)
2.Endocrine Disorders (Luteal phase Defect, Thyroid & prolactin abnormalities and diabetes)
3.Immunological Disorders(Anti phosphor lipid Anti body Syndrome
4. Infections.
5. Uterine anomalies 15 to 25%
6. Fibroid
7. Cervical incompetence
8. TORCH infections
9. UTI
10. Anti phospho lipid antibody syndrome

Test
Ultrasound scan is done to know the cause of bleeding and viability (fetal heart beat) of body.

Treatment 

To stop of bleeding, bad rest, proper tests and treatment and positive mindset are important. Strong will and determination play a vital role in quick recovery fear and anxiety can be detrimental.

Recurrent Early pregnancy loss (REPL)

Recurrent Early pregnancy loss is a frustrating and heart wrenching experience for expecting mother, her family and the doctor. Most of the pregnancy losses are unrecognized and occur before or during of a few days later of the expected periods.

The causes can be:

1)Genetic

2)Immunologic

3)Endocrine

4)Environmental

5)Infections

6)Unexplained.

For practical understanding oft the causes, we say.

1.T here is defective embryo due to defect in sperm, egg formation

2.The atmosphere is not congenial for growth of the embryo &this includes all other causes.