ICD-10-CM Billable Code

K80.31

Calculus of bile duct with cholangitis, unspecified, with obstruction

Clinical Classification Guidelines

Medical Intelligence & Overview

ICD-10 code K80.31 describes a medical condition involving a gallstone located in the bile duct, accompanied by cholangitis — an inflammation of the bile ducts — and a resulting obstruction. This condition can cause significant discomfort and requires medical attention to prevent complications. It is a specific diagnosis that helps healthcare providers communicate clearly about the patient's health status and determine appropriate treatment strategies.

Causes & Symptoms

Clinical Causes: Formation of gallstones in the gallbladder that migrate into the bile ducts Gallstones blocking the bile ducts, leading to bile flow obstruction Inflammation due to bacterial infection within the bile ducts stemming from the obstruction Chronic inflammation or repeated gallstone episodes increasing the risk of stone formation and duct blockage Other underlying liver or bile duct conditions that may predispose to stone formation

Key Symptoms: Severe pain in the upper right abdomen or in the area between the shoulder blades Fever and chills indicating infection or inflammation Jaundice, which causes a yellowing of the skin and eyes Nausea and vomiting Dark urine and pale-colored stools General feeling of unwellness or fatigue Possible tenderness in the abdomen upon palpation

Diagnostic & Treatment

Diagnosis Path: Ultrasound imaging of the abdomen to visualize stones and bile duct obstruction Magnetic Resonance Cholangiopancreatography (MRCP), a specialized MRI to detail the bile ducts Endoscopic Ultrasound (EUS) for detailed imaging and to aid in diagnosis Blood tests to check for signs of infection, inflammation, or liver function abnormalities Endoscopic Retrograde Cholangiopancreatography (ERCP), which can also be used to diagnose and treat the condition

Treatment Protocols: Hospital admission for supportive care, including IV fluids and antibiotics for infection Endoscopic procedures such as ERCP to remove stones and relieve duct obstruction Surgical removal of gallstones or gallbladder if recurrent or complicated cases Cholecystectomy (removal of the gallbladder) in cases with recurring stones Monitoring and managing any underlying liver or biliary conditions

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is K80.31 a billable ICD-10 code?
Yes, K80.31 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report K80.31?
Clinical documentation must specify the nature of Calculus of bile duct with cholangitis, unspecified, with obstruction and any associated comorbidities for accurate reporting.

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