| O2290 | Venous complication in pregnancy, unspecified, unspecified trimester |
| O2291 | Venous complication in pregnancy, unspecified, first trimester |
| O2292 | Venous complication in pregnancy, unspecified, second trimester |
| O2293 | Venous complication in pregnancy, unspecified, third trimester |
| O23 | Infections of genitourinary tract in pregnancy |
| O230 | Infections of kidney in pregnancy |
| O2300 | Infections of kidney in pregnancy, unspecified trimester |
| O2301 | Infections of kidney in pregnancy, first trimester |
| O2302 | Infections of kidney in pregnancy, second trimester |
| O2303 | Infections of kidney in pregnancy, third trimester |
| O231 | Infections of bladder in pregnancy |
| O2310 | Infections of bladder in pregnancy, unspecified trimester |
| O2311 | Infections of bladder in pregnancy, first trimester |
| O2312 | Infections of bladder in pregnancy, second trimester |
| O2313 | Infections of bladder in pregnancy, third trimester |
| O232 | Infections of urethra in pregnancy |
| O2320 | Infections of urethra in pregnancy, unspecified trimester |
| O2321 | Infections of urethra in pregnancy, first trimester |
| O2322 | Infections of urethra in pregnancy, second trimester |
| O2323 | Infections of urethra in pregnancy, third trimester |
| O233 | Infections of other parts of urinary tract in pregnancy |
| O2330 | Infections of prt urinary tract in pregnancy, unsp trimester Infections of other parts of urinary tract in pregnancy, unspecified trimester |
| O2331 | Infections of other parts of urinary tract in pregnancy, first trimester |
| O2332 | Infections of other parts of urinary tract in pregnancy, second trimester |
| O2333 | Infections of other parts of urinary tract in pregnancy, third trimester |
| O234 | Unspecified infection of urinary tract in pregnancy |
| O2340 | Unsp infection of urinary tract in pregnancy, unsp trimester Unspecified infection of urinary tract in pregnancy, unspecified trimester |
| O2341 | Unspecified infection of urinary tract in pregnancy, first trimester |
| O2342 | Unspecified infection of urinary tract in pregnancy, second trimester |
| O2343 | Unspecified infection of urinary tract in pregnancy, third trimester |
| O235 | Infections of the genital tract in pregnancy |
| O2351 | Infection of cervix in pregnancy |
| O23511 | Infections of cervix in pregnancy, first trimester |
| O23512 | Infections of cervix in pregnancy, second trimester |
| O23513 | Infections of cervix in pregnancy, third trimester |
| O23519 | Infections of cervix in pregnancy, unspecified trimester |
| O2352 | Salpingo-oophoritis in pregnancy |
| O23521 | Salpingo-oophoritis in pregnancy, first trimester |
| O23522 | Salpingo-oophoritis in pregnancy, second trimester |
| O23523 | Salpingo-oophoritis in pregnancy, third trimester |
| O23529 | Salpingo-oophoritis in pregnancy, unspecified trimester |
| O2359 | Infection of other part of genital tract in pregnancy |
| O23591 | Infection of other part of genital tract in pregnancy, first trimester |
| O23592 | Infection oth prt genitl trct in pregnancy, second trimester Infection of other part of genital tract in pregnancy, second trimester |
| O23593 | Infection of other part of genital tract in pregnancy, third trimester |
| O23599 | Infection oth prt genital tract in pregnancy, unsp trimester Infection of other part of genital tract in pregnancy, unspecified trimester |
| O239 | Unspecified genitourinary tract infection in pregnancy |
| O2390 | Unspecified genitourinary tract infection in pregnancy, unspecified trimester |
| O2391 | Unspecified genitourinary tract infection in pregnancy, first trimester |
| O2392 | Unspecified genitourinary tract infection in pregnancy, second trimester |