| Sr. No. | | EnumerationValue |
| 1 |
| To diagnose intra-uterine and/or ectopic pregnancy and confirm viability. |
| 2 |
| Estimation of gestational age (dating). |
| 3 |
| Detection of number of fetuses and their chorionicity. |
| 4 |
| Suspected pregnancy with IUCD in-situ or suspected pregnancy following contraceptive |
| 5 |
| Vaginal bleeding / leaking. |
| 6 |
| Follow-up of cases of abortion. |
| 7 |
| Assessment of cervical canal and diameter of internal os. |
| 8 |
| Discrepancy between uterine size and period of amenorrhoea. |
| 9 |
| Any suspected adenexal or uterine pathology / abnormality. |
| 10 |
| Detection of chromosomal abnormalities, foetal structural defects and otherabnormalities and their followup |
| 11 |
| To evaluate foetal presentation and position. |
| 12 |
| Assessment of liquor amnii. |
| 13 |
| Preterm labour / preterm premature rupture of membranes. |
| 14 |
| Evaluation of placental position, thickness, grading and abnormalities (placenta praevia, retroplacental haemorrhage, abnormal adherence etc.). |
| 15 |
| Evaluation of umbilical cord – presentation, insertion, nuchal encirclement, number of vessels and presence of true knot |
| 16 |
| Evaluation of previous Caesarean Section scars. |
| 17 |
| Evaluation of foetal growth parameters, foetal weight and foetal well being. |
| 18 |
| Colour flow mapping and duplex Doppler studies. |
| 19 |
| Ultrasound guided procedures such as medical termination of pregnancy, external cephalic version etc. and their follow-up |
| 20 |
| Adjunct to diagnostic and therapeutic invasive interventions such as chorionic villus sampling (CVS), amniocenteses, foetal blood sampling, foetal skin biopsy, amnio amnioinfusion, intrauterine infusion, placement of shunts etc. |
| 21 |
| Observation of intra-partum events. |
| 22 |
| Medical/surgical conditions complicating pregnancy. |
| 23 |
| Research/scientific studies in recognized institutions. |