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K80.00
ICD-10-CM
Acutely Inflamed Gallbladder with Stones

Learn about Acutely Inflamed Gallbladder with Stones (Acute Calculous Cholecystitis, Acute Gallstone Cholecystitis). Find information on diagnosis, treatment, and medical coding for Acute Calculous Cholecystitis. This resource provides clinical documentation guidance for healthcare professionals managing patients with an Acutely Inflamed Gallbladder and gallstones. Explore relevant medical terms and coding information for Acute Gallstone Cholecystitis.

Also known as

Acute Calculous Cholecystitis
Acute Gallstone Cholecystitis

Diagnosis Snapshot

Key Facts
  • Definition : Sudden gallbladder inflammation due to gallstones blocking its outlet.
  • Clinical Signs : Severe right upper abdominal pain, fever, nausea, vomiting, positive Murphy's sign.
  • Common Settings : Emergency room, hospital admission, surgery consultation.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC K80.00 Coding
K80-K87

Diseases of the gallbladder, biliary tract

Covers gallbladder inflammation, stones, and bile duct issues.

K80

Cholecystitis

Includes various types of gallbladder inflammation.

K80.0-K80.1

Calculous cholecystitis

Specifically relates to gallbladder inflammation with stones.

Code-Specific Guidance

Decision Tree for

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

Is the gallbladder acutely inflamed?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Gallbladder acutely inflamed due to stones.
Gallbladder inflamed without stones.
Stones in gallbladder without inflammation.

Documentation Best Practices

Documentation Checklist
  • Document Murphy's sign if present.
  • Record ultrasound findings confirming gallstones.
  • Note patient's pain level and location (RUQ).
  • Document any fever, nausea, or vomiting.
  • Specify cholecystitis type (calculous).

Coding and Audit Risks

Common Risks
  • Cholecystitis Coding

    Confusing acute vs. chronic cholecystitis, impacting DRG assignment and reimbursement.

  • Stone Specificity

    Lack of documentation clarifying stone type (cholesterol vs. pigment) may lead to coding errors.

  • Complication Coding

    Missing documentation of complications like perforation or gangrene can lead to undercoding and lost revenue.

Mitigation Tips

Best Practices
  • Document stone size/location for accurate ICD-10-CM coding (K80.0).
  • Capture inflammation details, ultrasound findings for CDI, HCC compliance.
  • Query physician for cholecystitis acuity, chronicity for correct coding.
  • Code any associated biliary complications (e.g., cholangitis) for complete HCC capture.
  • Ensure proper POA indicator for inpatient coding compliance (e.g., Y, N, U).

Clinical Decision Support

Checklist
  • Verify RUQ pain, fever, and leukocytosis documented.
  • Confirm gallbladder wall thickening or pericholecystic fluid on imaging.
  • Check Murphy's sign documentation or sonographic equivalent.
  • Correlate with elevated alkaline phosphatase and/or bilirubin levels.
  • Assess for alternative diagnoses like pancreatitis or hepatitis.

Reimbursement and Quality Metrics

Impact Summary
  • Medical Billing: Correct coding (ICD-10 K80.0) ensures appropriate reimbursement for Acute Calculous Cholecystitis.
  • Coding Accuracy: Precise HCC coding impacts risk adjustment and reflects the severity of gallbladder inflammation.
  • Hospital Reporting: Accurate diagnosis data improves quality metrics for surgical interventions and patient outcomes.
  • Reimbursement Impact: Proper documentation and coding maximize case mix index (CMI) for Acute Gallbladder with Stones.

Streamline Your Medical Coding

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Frequently Asked Questions

Common Questions and Answers

Q: What are the key differentiating ultrasound findings for acutely inflamed gallbladder with stones versus chronic cholecystitis in a patient presenting with right upper quadrant pain?

A: While both acute and chronic cholecystitis can present with right upper quadrant pain and gallstones on ultrasound, several key features help differentiate them. In acutely inflamed gallbladder (acute calculous cholecystitis), ultrasound often reveals a thickened gallbladder wall (>3mm), pericholecystic fluid, a positive sonographic Murphy's sign, and sometimes, gallstones impacted in the cystic duct or Hartmann's pouch. Chronic cholecystitis may show a thickened gallbladder wall, but it's less pronounced, may lack pericholecystic fluid, and a sonographic Murphy's sign is less consistently positive. Additionally, chronic cholecystitis may show a contracted gallbladder. Accurate differentiation is crucial as acute cholecystitis often requires urgent intervention, whereas chronic cholecystitis management can sometimes be more elective. Consider implementing a standardized ultrasound protocol for evaluating right upper quadrant pain to ensure consistent capture of these differentiating features. Explore how integrating clinical findings with ultrasound results can further improve diagnostic accuracy in challenging cases.

Q: How do I manage a patient with acute calculous cholecystitis who is a poor surgical candidate due to multiple comorbidities?

A: Managing acute calculous cholecystitis in patients who are poor surgical candidates due to multiple comorbidities requires a careful, multidisciplinary approach. While cholecystectomy remains the definitive treatment, non-surgical options must be considered. Percutaneous cholecystostomy tube placement offers gallbladder drainage and can relieve symptoms, serving as a bridge to delayed cholecystectomy or definitive management in high-risk individuals. Antibiotic therapy targeting common biliary pathogens like Escherichia coli and Klebsiella pneumoniae is crucial in managing the acute infection. Pain management should be optimized with appropriate analgesics. Close monitoring of the patient's clinical status, laboratory markers of inflammation (e.g., white blood cell count, C-reactive protein), and imaging findings is essential to guide management decisions. Learn more about the latest guidelines for antibiotic prophylaxis and treatment duration in acute cholecystitis. Explore the role of interventional radiology in managing high-risk patients with acute calculous cholecystitis.

Quick Tips

Practical Coding Tips
  • Code K80.00 for unspecified calculi
  • Document stone location if known
  • Query physician for clarity if needed
  • Check for cholecystitis complications
  • Consider K80.1x for obstruction

Documentation Templates

Patient presents with right upper quadrant pain consistent with acute calculous cholecystitis. Symptoms include severe, colicky pain radiating to the right shoulder, accompanied by nausea, vomiting, and fever.  Physical examination reveals Murphy's sign, tenderness in the right upper quadrant, and possible guarding.  Differential diagnosis includes biliary colic, acute pancreatitis, and peptic ulcer disease.  Ultrasound findings demonstrate gallbladder wall thickening greater than 4mm, pericholecystic fluid, and the presence of gallstones, confirming the diagnosis of acute cholecystitis with cholelithiasis.  Laboratory results show elevated white blood cell count and elevated liver function tests, suggestive of an inflammatory process.  The patient is currently being managed with intravenous fluids, pain medication, and antibiotics.  A surgical consult has been obtained for consideration of laparoscopic cholecystectomy.  Plan is for continued monitoring of symptoms, laboratory values, and potential complications such as gallbladder perforation or empyema.  ICD-10 code K80.00 will be used for Acute cholecystitis with cholelithiasis without obstruction.  Medical decision making is of moderate complexity.