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I46.9
ICD-10-CM
Cardiorespiratory Arrest

Understand cardiorespiratory arrest, including cardiac arrest, respiratory arrest, and sudden cardiac arrest. This resource provides information on diagnosis, clinical documentation, and medical coding for healthcare professionals. Learn about the signs, symptoms, and treatment of cardiorespiratory arrest, along with relevant ICD-10 codes and best practices for accurate medical record keeping.

Also known as

Cardiac Arrest
Respiratory Arrest
Sudden Cardiac Arrest

Diagnosis Snapshot

Key Facts
  • Definition : Sudden cessation of heart andor breathing function.
  • Clinical Signs : Unresponsiveness, absence of pulse and breathing, loss of consciousness.
  • Common Settings : Hospitals, homes, public places. Can occur unexpectedly.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC I46.9 Coding
I46

Cardiac arrest

Covers different types of cardiac arrest, including sudden cardiac arrest.

R09.1

Respiratory arrest

Specifically designates the cessation of breathing.

I46.89

Other specified cardiac arrest

Used for cardiac arrest not classified elsewhere.

Code-Specific Guidance

Decision Tree for

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

Is arrest due to underlying cause?

  • Yes

    Underlying cause documented?

  • No

    Cardiac arrest?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Sudden cessation of heart function.
Cessation of breathing function.
Combined cessation of heart and breathing functions.

Documentation Best Practices

Documentation Checklist
  • Document initial rhythm (e.g., VF, asystole)
  • Record time of arrest and ROSC
  • Document CPR duration and interventions performed
  • Note witnessed/unwitnessed status and bystander actions
  • Detail post-arrest care and neurological status

Coding and Audit Risks

Common Risks
  • Specificity of Arrest

    Coding requires distinguishing between cardiorespiratory, cardiac, and respiratory arrest for accurate reimbursement and data reporting.

  • Underlying Cause Coding

    Failing to code the underlying cause of the arrest can lead to underpayment and inaccurate mortality data. CDI crucial.

  • Witnessed vs. Unwitnessed

    Documentation of whether the arrest was witnessed impacts code assignment and subsequent quality metrics. Audit risk.

Mitigation Tips

Best Practices
  • Early CPR and AED use (I46.9, I46.0)
  • Advanced airway management (J95.81, R09.2)
  • High-quality chest compressions (I46.9, R09.2)
  • Prompt ACLS/BLS protocols (I46.9, I46.0)
  • Treat underlying cause (e.g., MI I21.9)

Clinical Decision Support

Checklist
  • Confirm unconsciousness and absence of normal breathing.
  • Check for pulselessness (carotid or femoral).
  • Attach ECG monitor to confirm asystole, PEA, or VF/VT.
  • Initiate CPR immediately according to guidelines.
  • Secure airway and provide oxygen/ventilation.

Reimbursement and Quality Metrics

Impact Summary
  • **Reimbursement:** Accurate coding for Cardiorespiratory Arrest (ICD-10 I46.9, I46.0-I46.8) impacts MS-DRG assignment and appropriate hospital reimbursement. Coding variations for Cardiac Arrest, Respiratory Arrest, or Sudden Cardiac Arrest affect payment.
  • **Quality Metrics:** Cardiorespiratory Arrest reporting influences hospital quality metrics like survival rates, time to intervention, and resuscitation outcomes. Accurate documentation is crucial for performance benchmarking and improvement.
  • **Coding Accuracy:** Precise coding (ICD-10, CPT) for procedures like CPR, intubation, defibrillation during Cardiorespiratory Arrest is crucial for accurate claims and minimizing denials. Coder training on cardiac arrest variations improves accuracy.
  • **Hospital Reporting:** Cardiorespiratory Arrest data informs internal and external reporting requirements (CMS, state registries). Proper coding and documentation support public health surveillance and quality improvement initiatives.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes for . Our AI-powered assistant ensures compliance and reduces coding errors.

Frequently Asked Questions

Common Questions and Answers

Q: What are the key differentiating features in the clinical presentation of cardiorespiratory arrest versus respiratory arrest alone?

A: While both cardiorespiratory arrest and respiratory arrest lead to cessation of breathing, their underlying causes and initial presentations can differ. Cardiorespiratory arrest, often preceded by cardiac arrest or sudden cardiac arrest, typically involves a sudden loss of consciousness, absence of palpable pulse, and apnea. Respiratory arrest alone, however, may present with labored breathing, gasping respirations, or cyanosis *before* complete cessation of breathing, and a pulse may still be present initially. Accurate differentiation is crucial for appropriate management. Explore how immediate high-quality CPR and advanced cardiac life support (ACLS) protocols are essential for cardiorespiratory arrest, whereas respiratory arrest may initially benefit from assisted ventilation and addressing the underlying cause, such as airway obstruction or drug overdose. Consider implementing standardized assessment protocols in your practice to ensure rapid and accurate diagnosis.

Q: How can post-cardiorespiratory arrest care be optimized to improve neurological outcomes and minimize long-term complications?

A: Post-cardiorespiratory arrest care plays a critical role in mitigating neurological damage and improving patient survival. Targeted temperature management (TTM), also known as therapeutic hypothermia, is a key intervention that helps reduce brain injury by controlling body temperature. Early initiation of TTM following return of spontaneous circulation (ROSC) has been shown to improve neurological outcomes. Furthermore, optimizing hemodynamics, ventilation, and glucose control are essential components of post-arrest care. Consider implementing a multidisciplinary approach involving critical care specialists, neurologists, and rehabilitation therapists to provide comprehensive care. Learn more about the latest guidelines for post-cardiorespiratory arrest care to ensure best practices are followed.

Quick Tips

Practical Coding Tips
  • Code I46.9 for unspecified cardiac arrest
  • Document arrest type and cause
  • Query physician if unclear
  • Consider underlying conditions
  • Check for resuscitation codes

Documentation Templates

Patient presented with cardiorespiratory arrest, also known as sudden cardiac arrest or simply cardiac arrest.  Onset was [sudden/gradual], witnessed by [witness if applicable].  Presenting symptoms included [loss of consciousness, absence of pulse, apnea, agonal respirations, cyanosis].  Prior to arrest, the patient [reported/exhibited] [symptoms if applicable, e.g., chest pain, shortness of breath, palpitations, dizziness].  Medical history significant for [relevant comorbidities, e.g., coronary artery disease, heart failure, hypertension, diabetes, prior myocardial infarction, cardiac arrhythmias, respiratory disease].  Initial rhythm was [asystole, ventricular fibrillation, pulseless electrical activity, pulseless ventricular tachycardia] as confirmed by electrocardiogram (ECG).  Advanced cardiac life support (ACLS) protocol was initiated immediately, including [chest compressions, intubation, mechanical ventilation, defibrillation, administration of epinephrine, vasopressin, amiodarone, other medications].  Return of spontaneous circulation (ROSC) was achieved after [duration].  Post-arrest care included [therapeutic hypothermia, targeted temperature management, hemodynamic support, neurological assessment, continuous ECG monitoring].  Differential diagnosis considered [myocardial infarction, pulmonary embolism, stroke, drug overdose, electrolyte imbalance].  Patient was admitted to [intensive care unit, coronary care unit] for further management and evaluation of the etiology of the cardiorespiratory arrest.  Prognosis discussed with family.  Coding considerations include [ICD-10 code I46.9 for cardiac arrest, additional codes for underlying conditions and procedures performed].  This documentation supports medical necessity for provided services and facilitates accurate billing and reimbursement.
Cardiorespiratory Arrest - AI-Powered ICD-10 Documentation