As an AI language model, I do not have access to your personal medical records or any specific information about your situation. However, in general, there could be various reasons why a doctor or healthcare provider may not have recorded fetal heart rate during a prenatal visit.
One possible reason could be that fetal heart rate was not yet detectable at the time of the visit. Fetal heartbeats may not be audible until around 10-12 weeks of gestation, and even then they may be difficult to hear or may be intermittent. If the provider tried to listen for the heartbeat but could not hear it, they may have tried again later or recommended further testing such as an ultrasound.
Another reason could be that fetal heart rate was measured but the provider did not document it in your medical record. While it is important for healthcare professionals to document all relevant information in a patient's medical record, sometimes things may be missed or forgotten in the midst of a busy day. However, this should not necessarily be a cause for concern as long as the provider is otherwise monitoring the pregnancy appropriately and communicating any important findings or recommendations to you.
If you have any concerns about the monitoring of your pregnancy or the documentation of your medical record, it is always a good idea to discuss them with your provider. They can help answer any questions you may have and ensure that all necessary measures are being taken to promote a healthy pregnancy for you and your baby.