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O41.121 - Chorioamnionitis, first trimester


The ICD 10 Code for Chorioamnionitis, first trimester is listed as O41.121.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: O41.121
Description: Chorioamnionitis, first trimester
Chapter Pregnancy, childbirth and the puerperium (O00-O9A)
Block Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
Parent O41.12 - Chorioamnionitis
ICD-10-CM Children (deeper level / typically more specific) of O41.121:
O41.1210 - Chorioamnionitis, first trimester, not applicable or unsp
O41.1211 - Chorioamnionitis, first trimester, fetus 1
O41.1212 - Chorioamnionitis, first trimester, fetus 2
O41.1213 - Chorioamnionitis, first trimester, fetus 3
O41.1214 - Chorioamnionitis, first trimester, fetus 4
O41.1215 - Chorioamnionitis, first trimester, fetus 5
O41.1219 - Chorioamnionitis, first trimester, other fetus
ICD-10-CM Siblings (same level / similar specificity) of O41.121:
O41.122 - Chorioamnionitis, second trimester
O41.123 - Chorioamnionitis, third trimester
O41.129 - Chorioamnionitis, unspecified trimester