Z - Codes to Identify Gestational Age for Fetal Echos

Z3A Weeks of Gestation

Note: codes from category Z3A are for use, only on the maternal record, to indicate the weeks of gestation of the pregnancy, if known.

code first obstetric condition or the reason for the visit.

  • Z3A.0 (5th character req.) Weeks of Gestation of pregnancy, uspecified or less than 10 weeks

- Z3A.00 (weeks of gestation of pregnancy not specified)

- Z3A.01 (Less than 8 weeks Gestation of pregnancy)

- Z3A.08 (8 weeks gestation of pregnancy)

- Z3A.09 (9 weeks gestation of pregnancy)

  • Z3A.1 (5th character req.) Weeks of Gestation of pregnancy, weeks 10-19

- Z3A.10 (10 weeks gestation of pregnancy)

- Z3A.11 (11 weeks gestation of pregnancy)

- Z3A.12 (12 weeks gestation of pregnancy)

- Z3A.13 (13 weeks gestation of pregnancy)

- Z3A.14 (14 weeks gestation of pregnancy)

- Z3A.15 (15 weeks gestation of pregnancy)

- Z3A.16 (16 weeks gestation of pregnancy)

- Z3A.17 (17 weeks gestation of pregnancy)

- Z3A.18 (18 weeks gestation of pregnancy)

- Z3A.19 (19 weeks gestation of pregnancy)

  • Z3A.2 (5th character req.) Weeks of Gestation of pregnancy, weeks 20-29

- Z3A.20 (20 weeks gestation of pregnancy)

- Z3A.21 (21 weeks gestation of pregnancy)

- Z3A.22 (22 weeks gestation of pregnancy)

- Z3A.23 (23 weeks gestation of pregnancy)

- Z3A.24 (24 weeks gestation of pregnancy)

- Z3A.25 (25 weeks gestation of pregnancy)

- Z3A.26 (26 weeks gestation of pregnancy)

- Z3A.27 (27 weeks gestation of pregnancy)

- Z3A.28 (28 weeks gestation of pregnancy)

- Z3A.29 (29 weeks gestation of pregnancy)

  • Z3A.3 (5th character req.) Weeks of Gestation of pregnancy, weeks 30-39

- Z3A.30 (30 weeks gestation of pregnancy)

- Z3A.31 (31 weeks gestation of pregnancy)

- Z3A.32 (32 weeks gestation of pregnancy)

- Z3A.33 (33 weeks gestation of pregnancy)

- Z3A.34 (34 weeks gestation of pregnancy)

- Z3A.35 (35 weeks gestation of pregnancy)

- Z3A.36 (36 weeks gestation of pregnancy)

- Z3A.37 (37 weeks gestation of pregnancy)

- Z3A.38 (38 weeks gestation of pregnancy)

- Z3A.39 (39 weeks gestation of pregnancy)

  • Z3A.4 (5th character req.) Weeks of Gestation of pregnancy, weeks 40 or greater

- Z3A.40 (40 weeks gestation of pregnancy)

- Z3A.41 (41 weeks gestation of pregnancy)

- Z3A.42 (42 weeks gestation of pregnancy)

- Z3A.49 (Greater than 42 weeks gestation of pregnancy)