Maternal care for damage to fetus by radiation, fetus 5

This code signifies maternal care provided when there is a concern or confirmed instance of fetal damage due to the mother's exposure to radiation, specifically when the pregnancy involves a fifth fetus. This includes situations where the mother has undergone diagnostic imaging, radiation therapy, or environmental exposure during gestation, leading to potential adverse effects on the developing fetus.

Use this code when documentation indicates maternal care for a suspected or confirmed teratogenic effect on the fetus from radiation exposure, and the patient is pregnant with her fifth fetus. This code is supported by physician notes detailing the radiation exposure, the gestational age at exposure, and the clinical assessment of potential fetal harm.

• Ensure the documentation clearly specifies "fetus 5" to justify the fifth character.
• Always sequence this code as a secondary diagnosis, with a code from category Z3A (Weeks of gestation) as the primary diagnosis, if applicable.
• Distinguish from codes for other types of fetal damage (e.g., O35.0-O35.5) and ensure radiation is the documented cause.