hi welcome to health care magic.polyhydramnios
means excessive amniotic fluid
in womb b'ze fetus not swallow and absorb the amniotic fluid in normal amount.treatmant take proper rest,salt reduction diet,amniocentesis
a test to detect chromosomal abnormality or reson for it,eat small amount regularly,frequent antinetal visit if b'ze of diabetes
controle your sugar by advice of phycisian.if b'ze any infection like torch should treat by proper antibiotic.