O46.91
Antepartum hemorrhage, unspecified, first trimester
Clinical Classification Guidelines
Medical Intelligence & Overview
Antepartum hemorrhage refers to bleeding that occurs in the uterus during pregnancy, specifically before the 37th week of gestation. When this bleeding happens during the first trimester, it can be a concerning sign for expecting mothers and requires careful attention. The ICD-10 code O46.91 is used to categorize cases where the bleeding is unspecified but occurs during the first trimester. Early identification and management are essential to ensuring the health and safety of both mother and baby.
Causes & Symptoms
Clinical Causes: Miscarriage or spontaneous abortion Ectopic pregnancy (where the fertilized egg implants outside the uterus) Cervical or vaginal infections or inflammation Cervical polyps or lesions Placental abnormalities yet to develop fully Multiple pregnancies (twins, triplets, etc.) Trauma to the abdomen or pelvis Hormonal imbalances affecting pregnancy stability Previous pregnancy complications
Key Symptoms: Bright red vaginal bleeding Lower abdominal or pelvic pain or cramping Feeling of pressure or discomfort in the pelvic region Back pain Nausea or dizziness in severe cases Change in vaginal discharge
Diagnostic & Treatment
Diagnosis Path: Diagnosis involves a combination of medical history assessment, physical examination, and diagnostic tests. Healthcare providers may perform:
Treatment Protocols: Managing antepartum hemorrhage during the first trimester depends on the underlying cause and severity. Typical approaches include:
Clinical Advice & FAQs
Billing Guidance
Is O46.91 a billable ICD-10 code?
Yes, O46.91 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report O46.91?
Clinical documentation must specify the nature of Antepartum hemorrhage, unspecified, first trimester and any associated comorbidities for accurate reporting.
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