O86.4
Pyrexia of unknown origin following delivery
Clinical Classification Guidelines
Inclusion Terms
- Puerperal infection NOS following delivery
- Puerperal pyrexia NOS following delivery
Excludes Type 2
- pyrexia during labor (O75.2)
Medical Intelligence & Overview
Pyrexia of unknown origin following delivery, classified as ICD-10 code O86.4, refers to a fever that develops in women after childbirth when the specific cause of the fever cannot be immediately identified. Often associated with post-delivery infections, this condition requires careful evaluation to determine the underlying factors contributing to the fever. While the term 'puerperal' describes the postpartum period, the precise origin of the infection or febrile state may not be obvious at first, leading to its classification under 'unknown origin.'
Causes & Symptoms
Clinical Causes: Postpartum infections that may not yet be diagnosed Subclinical or early-stage wound infections from cesarean section or vaginal delivery Endometritis (infection of the uterine lining) Urinary tract infections Respiratory infections or other systemic infections Inadequate postpartum care or hygiene Complications related to retained placental tissue or amniotic membrane
Key Symptoms: Elevated body temperature (fever) Chills or shivering Fatigue or general malaise Pelvic pain or tenderness Foul-smelling lochia or vaginal discharge Signs of wound infection, such as redness, swelling, or pus Other signs of systemic infection like increased heartbeat or low blood pressure
Diagnostic & Treatment
Diagnosis Path: Physical examination focusing on abdominal, pelvic, and surgical sites Blood tests, including complete blood count (CBC) and blood cultures Urinalysis and urine cultures to check for urinary infections Imaging studies such as ultrasound to evaluate uterine or wound status Assessment to rule out specific infections like endometritis or abscess formation
Treatment Protocols: Supportive care, such as hydration and rest Antipyretic medications to reduce fever Empirical antibiotic therapy based on suspected infection sources Targeted treatments once a specific cause is identified Monitoring vital signs and symptoms regularly Addressing any wound or surgical site infections promptly Ensuring good postpartum hygiene and follow-up care
Clinical Advice & FAQs
Billing Guidance
Is O86.4 a billable ICD-10 code?
Yes, O86.4 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report O86.4?
Clinical documentation must specify the nature of Pyrexia of unknown origin following delivery and any associated comorbidities for accurate reporting.
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