ICD-10-CM > O00-O9A > O30-O48 > O41 > O41.8 > O41.8X O41.8X Other specified disorders of amniotic fluid and membranes Non-Billable/Non-Specific Codes O41.8X1Other specified disorders of amniotic fluid and membranes, first trimesterO41.8X10..., not applicable or unspecifiedO41.8X11..., fetus 1O41.8X12..., fetus 2O41.8X13..., fetus 3O41.8X14..., fetus 4O41.8X15..., fetus 5O41.8X19..., other fetusO41.8X2Other specified disorders of amniotic fluid and membranes, second trimesterO41.8X20..., not applicable or unspecifiedO41.8X21..., fetus 1O41.8X22..., fetus 2O41.8X23..., fetus 3O41.8X24..., fetus 4O41.8X25..., fetus 5O41.8X29..., other fetusO41.8X3Other specified disorders of amniotic fluid and membranes, third trimesterO41.8X30..., not applicable or unspecifiedO41.8X31..., fetus 1O41.8X32..., fetus 2O41.8X33..., fetus 3O41.8X34..., fetus 4O41.8X35..., fetus 5O41.8X39..., other fetusO41.8X9Other specified disorders of amniotic fluid and membranes, unspecified trimesterO41.8X90..., not applicable or unspecifiedO41.8X91..., fetus 1O41.8X92..., fetus 2O41.8X93..., fetus 3O41.8X94..., fetus 4O41.8X95..., fetus 5O41.8X99..., other fetus