Clinical features:

Hydatidiform Mole: vaginal bleeding, large for dates uterus, passage of vesicles, hyperemesis, early onset pre-eclampsia and hyperthyroidism.

Ruptured Ectopic Pregnancy: Shock, peritonism, haemorrhage, cervical excitation, uterus small for dates.

Tubal Miscarriage: Abdominal pain / peritonism, PV bleeding, uterus small for dates, cervix closed, shoulder pain.