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O42.90
ICD-10-CM
Premature Rupture of Membranes

Find information on Premature Rupture of Membranes PROM including diagnosis codes, clinical documentation requirements, and healthcare guidelines. Learn about PPROM preterm premature rupture of membranes, ICD-10 codes for PROM, and medical coding best practices for premature rupture of membranes. This resource offers guidance on accurate documentation and coding for PROM in healthcare settings. Explore resources for managing and treating premature rupture of membranes in pregnancy.

Also known as

PROM
Prelabor Rupture of Membranes
spontaneous rupture membranes

Diagnosis Snapshot

Key Facts
  • Definition : Rupture of amniotic sac before labor onset.
  • Clinical Signs : Leaking amniotic fluid, confirmed by testing. Possible contractions, variable fetal heart rate.
  • Common Settings : Labor and delivery units, prenatal clinics, emergency rooms.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC O42.90 Coding
O42

Premature rupture of membranes

Early rupture of membranes before onset of labor.

O75.1

Other complications of birth

Includes prolonged labor and other birth complications.

O60

Preterm labor

Labor occurring before completion of 37 weeks gestation.

Z3A

Supervision of high-risk pregnancy

Codes for monitoring pregnancies with potential complications.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is gestational age documented?

  • Yes

    Gestational age < 37 weeks?

  • No

    Query physician for gestational age. If unavailable, code O42.9x with appropriate 7th character for PROM, unspecified

Code Comparison

Related Codes Comparison

When to use each related code

Description
Premature Rupture of Membranes
Preterm Prelabor Rupture of Membranes
Prolonged Rupture of Membranes

Documentation Best Practices

Documentation Checklist
  • Confirm PROM diagnosis: gestational age, time of rupture
  • Describe fluid: color, odor, amount (e.g., scant, moderate)
  • Fetal assessment: heart rate, movement, presentation
  • Maternal exam: cervical dilation, effacement, station
  • Infection signs: maternal fever, fetal tachycardia

Coding and Audit Risks

Common Risks
  • Gestational Age Coding

    Inaccurate coding of gestational age can impact DRG assignment and reimbursement, especially for preterm PROM.

  • Infection vs. PROM

    Differentiating chorioamnionitis from PROM is crucial for accurate coding and avoiding CC/MCC miscoding.

  • Unspecified PROM Code

    Using unspecified PROM codes when more specific documentation is available leads to loss of data specificity and potential underpayment.

Mitigation Tips

Best Practices
  • Document gestational age, time of rupture, & color/odor of fluid for accurate ICD-10 coding (O42.1x).
  • Confirm PROM diagnosis with sterile speculum exam, avoiding digital exams to prevent infection. Code Z3A.34.
  • Monitor for infection (chorioamnionitis) and fetal distress. CDI: detailed documentation supports O75.x, P02.8.
  • Administer antibiotics & corticosteroids as needed per guidelines. Document indications & responses for compliance.
  • Educate patient on signs of infection, fetal movement monitoring, & appropriate hygiene. Code Z76.89 for counseling.

Clinical Decision Support

Checklist
  • Confirm gestational age documented
  • Verify sterile speculum exam details
  • Check positive nitrazine and ferning tests
  • Assess for other causes of leakage
  • Document fetal heart rate monitoring

Reimbursement and Quality Metrics

Impact Summary
  • Premature Rupture of Membranes reimbursement hinges on accurate coding (ICD-10 P00.1) and proper documentation of gestational age, influencing DRG assignment and payment.
  • Coding quality impacts PROM outcomes reporting. Accurate PROM diagnosis coding is crucial for quality metrics like chorioamnionitis and neonatal sepsis rates.
  • Timely PROM diagnosis and management coding affect hospital length of stay reporting and resource utilization metrics, impacting case mix index.
  • Accurate coding and documentation of PROM complications (e.g., infection) are critical for appropriate severity level assignment and accurate reimbursement.

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Frequently Asked Questions

Common Questions and Answers

Q: What are the most accurate diagnostic tests for confirming Premature Rupture of Membranes (PROM) at 36 weeks and beyond, considering both sensitivity and specificity?

A: Diagnosing Premature Rupture of Membranes (PROM) at 36 weeks or later requires careful consideration of several factors. While the sterile speculum exam with visualization of pooling, nitrazine, and ferning tests are commonly used, their sensitivity and specificity can vary. Pooling, while visually suggestive, can be subjective. Nitrazine and ferning are influenced by factors like blood, semen, or vaginal infections. Consider implementing a combination of these tests along with an assessment of amniotic fluid index (AFI) via ultrasound. If clinical suspicion remains high despite ambiguous traditional tests, an amnio-infusion with an inert dye like indigo carmine followed by observation for leakage can offer a more definitive diagnosis. Explore how different diagnostic methods compare in terms of accuracy and feasibility in late-term PROM. Remember to document the gestational age at diagnosis as management strategies can differ based on proximity to term.

Q: How do I differentiate between Premature Rupture of Membranes (PROM) and urinary incontinence in a pregnant patient, particularly in the third trimester when leakage is more common?

A: Differentiating between Premature Rupture of Membranes (PROM) and urinary incontinence can be challenging in the third trimester. Leakage volume and patient history are important initial considerations, but objective tests are crucial. While a sterile speculum exam can reveal pooling, it might not be definitive. Nitrazine paper turning blue suggests an alkaline pH consistent with amniotic fluid, but false positives can occur. Microscopic examination of fluid for ferning is another option, though its sensitivity can be limited. In cases of diagnostic uncertainty, consider an amnio-infusion with a dye like indigo carmine. This allows for direct observation of colored fluid leakage, providing a more conclusive diagnosis. Learn more about the potential pitfalls of each diagnostic method for PROM to ensure accurate differentiation from urinary incontinence.

Quick Tips

Practical Coding Tips
  • Code O42.1x for PROM
  • Confirm gestational age
  • Document leak details
  • Exclude labor (O60.xx)
  • Consider PPROM (O42.0x)

Documentation Templates

Patient presents with suspected premature rupture of membranes (PROM).  Chief complaint is leakage of fluid per vagina.  Onset of fluid leakage reported as [Date] at [Time].  Gestational age confirmed as [Gestational age] weeks by [Method of dating, e.g., LMP, ultrasound].  Patient denies regular uterine contractions, vaginal bleeding, or fever.  Nitrazine test result is [Positive/Negative].  Ferning test result is [Positive/Negative].  Speculum exam reveals [Pooling of fluid in the posterior fornix/No pooling].  Digital cervical exam deferred due to risk of infection.  Fetal heart rate is [Rate] beats per minute and reactive on fetal monitoring.  Maternal vital signs are stable: temperature [Temperature], heart rate [Heart rate], blood pressure [Blood pressure], respiratory rate [Respiratory rate].  Patient is afebrile.  White blood cell count is [WBC count].  Given the clinical presentation and positive [Nitrazine/Ferning/Both] test, a diagnosis of premature rupture of membranes is made.  Plan includes admission for expectant management versus induction of labor depending on gestational age and risk of infection.  Steroids for fetal lung maturity are being considered given gestational age.  Continuous fetal monitoring initiated.  Intravenous access established.  Patient counseled on risks and benefits of expectant management versus induction of labor, including chorioamnionitis, neonatal sepsis, and prematurity.  Patient understands and agrees with the plan of care.  Diagnosis codes: PROM (ICD-10 code O42.1x), PPROM (ICD-10 code O42.0x) if applicable.