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Z85.43
ICD-10-CM
History of Ovarian Cancer

Find key information on ovarian cancer diagnosis history including ICD-10 codes, clinical documentation requirements, staging, CA-125 levels, pathology reports, diagnostic imaging, and treatment history. Learn about risk factors, genetic predisposition, family history documentation, and symptoms related to ovarian cancer diagnosis. This resource provides valuable information for healthcare professionals, medical coders, and patients seeking to understand the process of ovarian cancer diagnosis.

Also known as

Past Ovarian Cancer
Ovarian Cancer Remission

Diagnosis Snapshot

Key Facts
  • Definition : Prior diagnosis of ovarian cancer, now in remission or treated.
  • Clinical Signs : May be asymptomatic. Follow-up is crucial for recurrence detection. Possible abdominal pain, bloating, or pelvic pressure.
  • Common Settings : Oncology clinics, primary care for surveillance, gynecology, and survivorship programs.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC Z85.43 Coding
Z85.820

Personal history of malignant neoplasm of ovary

Indicates a past diagnosis of ovarian cancer.

C56

Malignant neoplasm of ovary

Used for active ovarian cancer, not history.

Z80-Z99

Factors influencing health status

Broad category including personal history of diseases.

Code-Specific Guidance

Decision Tree for

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

Is the ovarian cancer currently active?

  • Yes

    Primary or secondary?

  • No

    Personal history or family history?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Ovarian cancer
Ovarian cyst
Pelvic inflammatory disease (PID)

Documentation Best Practices

Documentation Checklist
  • Ovarian cancer diagnosis date, ICD-10 code (C56.*)
  • Confirmation method: pathology, imaging, clinical findings
  • Stage, grade, and laterality if applicable
  • Relevant family history details, genetic testing results
  • Prior treatments, surgeries, response to therapy details

Coding and Audit Risks

Common Risks
  • Unspecified Laterality

    Coding ovarian cancer without specifying laterality (right, left, bilateral) can lead to inaccurate staging and treatment data.

  • Primary vs. Secondary

    Misclassifying primary ovarian cancer vs. metastasis from another site can affect treatment and statistical reporting.

  • History vs. Active

    Incorrectly coding a history of ovarian cancer as active disease impacts quality metrics and resource allocation.

Mitigation Tips

Best Practices
  • Code Z85.4 for personal history of ovarian cancer.
  • Document specific ovarian cancer type, laterality, and stage.
  • Ensure ICD-10-CM and SNOMED CT coding accuracy for compliance.
  • Query physician for clarity if documentation lacks detail.
  • Use CDI tools to identify and address documentation gaps.

Clinical Decision Support

Checklist
  • Confirm ovarian cancer diagnosis: pathology report, imaging, or physician notes.
  • Document date of initial diagnosis and cancer stage (if applicable).
  • Review laterality (unilateral or bilateral) in documentation.
  • Check for documentation of treatment received (surgery, chemotherapy, etc.).

Reimbursement and Quality Metrics

Impact Summary
  • Ovarian cancer history coding impacts reimbursement through accurate ICD-10 Z85.820 assignment maximizing case mix index.
  • Proper Z85.820 coding ensures appropriate risk adjustment for quality reporting metrics and avoids penalties.
  • Accurate ovarian cancer history documentation supports medical necessity reviews improving clean claim rates.
  • Complete history of ovarian cancer coding affects hospital value-based purchasing and pay-for-performance programs.

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 historical milestones in ovarian cancer diagnosis and how have they impacted current clinical practice?

A: Several key milestones have shaped our approach to ovarian cancer diagnosis. Early advancements involved rudimentary pelvic examinations and exploratory surgery, which offered limited diagnostic accuracy. The development of CA-125 as a tumor marker in the 1980s represented a significant step, although its sensitivity and specificity particularly in early stages remain a challenge. Transvaginal ultrasound (TVUS) emerged as a crucial imaging modality, allowing for improved visualization of the ovaries. More recently, advances in imaging techniques like Doppler ultrasound and MRI, along with novel biomarkers and genetic testing (BRCA1/2, Lynch syndrome), offer greater potential for earlier detection and personalized risk assessment. These historical developments underscore the evolution from primarily symptom-driven diagnosis to a more nuanced, technology-driven approach, striving for earlier and more accurate identification of ovarian cancer. Explore how incorporating these advancements can enhance your diagnostic accuracy in clinical practice.

Q: How has the understanding of premalignant ovarian lesions and their progression to ovarian cancer evolved over time, impacting screening and management strategies?

A: Our understanding of premalignant ovarian lesions, such as serous tubal intraepithelial carcinoma (STIC) and ovarian intraepithelial neoplasia (IEN), has significantly advanced. Historically, these lesions were often overlooked or understudied. Increasing evidence now suggests that a significant proportion of high-grade serous ovarian cancers may originate in the fallopian tubes, emphasizing the importance of STIC. This shift in understanding has influenced risk-reducing salpingectomy as a preventative strategy in high-risk individuals. Furthermore, ongoing research focuses on identifying specific molecular markers and genetic alterations within these premalignant lesions to improve early detection and risk stratification. Consider implementing updated screening and management guidelines that reflect this evolving understanding of the origins and progression of ovarian cancer. Learn more about the role of STIC and other premalignant lesions in contemporary ovarian cancer management.

Quick Tips

Practical Coding Tips
  • Code Z85.4 for personal history
  • Document laterality if applicable
  • Specify primary vs secondary ovarian cancer
  • Use C56 for malignant neoplasm of ovary
  • C79.6 for secondary ovarian cancer

Documentation Templates

Patient presents with a history of ovarian cancer, diagnosed in [Month, Year] at age [Age at Diagnosis].  The primary site was [Ovarian Primary Site - e.g., right ovary, left ovary, bilateral ovaries] and the histologic type was [Histologic Type - e.g., serous adenocarcinoma, endometrioid carcinoma, clear cell carcinoma].  The stage at diagnosis was [Stage - e.g., I, II, III, IV] using the FIGO staging system.  Initial treatment included [Treatment Details - e.g., debulking surgery, total abdominal hysterectomy, bilateral salpingo-oophorectomy, chemotherapy with carboplatin and paclitaxel].  The patient achieved [Response to Treatment - e.g., complete remission, partial remission, stable disease, progressive disease] following initial therapy.  Current surveillance includes [Surveillance Modalities - e.g., physical exam, CA-125 levels, imaging studies such as CT scans or transvaginal ultrasound].  The patient reports [Current Symptoms - e.g., asymptomatic, abdominal pain, bloating, fatigue].  Physical examination reveals [Physical Exam Findings - e.g., normal abdominal exam, palpable mass, ascites].  Assessment includes history of ovarian cancer, [Current Disease Status - e.g., in remission, recurrent disease, progressive disease].  Plan includes [Plan for Future Care - e.g., continued surveillance, chemotherapy, referral to oncology, palliative care].  Differential diagnoses at the time of initial diagnosis included [Differential Diagnoses - e.g., benign ovarian cyst, pelvic inflammatory disease, endometriosis].  Relevant medical history includes [Other Medical History - e.g., hypertension, diabetes, family history of ovarian cancer].  Current medications include [Current Medications].  Allergies include [Allergies].  Ovarian cancer diagnosis ICD-10 code [ICD-10 Code - e.g., C56.9] is documented for medical billing and coding purposes.