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ICD-10 Guide
ICD-10 CodesL03.329

L03.329

Billable

Acute lymphangitis of trunk, unspecified

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 L03.329 is a billable code used to indicate a diagnosis of acute lymphangitis of trunk, unspecified.

Key Diagnostic Point:

Acute lymphangitis of the trunk, unspecified, is an inflammatory condition characterized by the infection of the lymphatic vessels, often resulting from bacterial infections, typically following skin trauma or infection. Clinically, patients may present with symptoms such as localized pain, swelling, erythema, and warmth along the affected lymphatic pathways, which may appear as red streaks extending from the site of infection. The trunk, being a central area of the body, can exhibit significant lymphatic drainage, making it susceptible to infections that can lead to systemic symptoms like fever and malaise. The disease progression can vary, with mild cases resolving spontaneously, while severe cases may lead to complications such as abscess formation or systemic infection. Diagnostic considerations include a thorough clinical examination, history of recent skin injuries, and possibly imaging studies to assess the extent of lymphatic involvement. Laboratory tests may also be warranted to identify the causative organism, particularly in recurrent or severe cases.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires clinical assessment and possible laboratory tests to confirm infection.
  • Treatment complexity: May involve antibiotics and management of underlying conditions.
  • Documentation requirements: Detailed documentation of symptoms, treatment plans, and follow-up care is essential.
  • Coding specificity: Must differentiate from other types of lymphangitis and skin infections.

Audit Risk Factors

  • Common coding errors: Misclassification with other skin infections or lymphatic conditions.
  • Documentation gaps: Incomplete records regarding the onset and treatment of symptoms.
  • Billing challenges: Potential denials due to lack of specificity or insufficient clinical evidence.

Specialty Focus

Medical Specialties

Primary medical specialty: Dermatology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Secondary specialty: Infectious Disease

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related ICD-10 Codes

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Acute lymphangitis can significantly impact patient health, leading to increased healthcare utilization due to potential complications. It is essential for population health as it can indicate underlying issues such as skin infections or systemic diseases. Quality measures may include timely diagnosis and treatment to prevent complications, while epidemiological considerations highlight the need for awareness of risk factors such as skin integrity and infection control practices.

ICD-9 vs ICD-10

Acute lymphangitis can significantly impact patient health, leading to increased healthcare utilization due to potential complications. It is essential for population health as it can indicate underlying issues such as skin infections or systemic diseases. Quality measures may include timely diagnosis and treatment to prevent complications, while epidemiological considerations highlight the need for awareness of risk factors such as skin integrity and infection control practices.

Reimbursement & Billing Impact

Reimbursement considerations include ensuring that the diagnosis is supported by clinical findings and that the treatment aligns with the documented condition. Common denials may arise from insufficient documentation or lack of specificity in the diagnosis. Best practices include thorough documentation of symptoms, treatment plans, and follow-up care to support the medical necessity of services rendered.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for L00-L99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for L00-L99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by L03.329?

L03.329 covers acute lymphangitis of the trunk that is not specified further. It is typically associated with bacterial infections, often following skin injuries or infections, and may present with systemic symptoms.

When should L03.329 be used instead of related codes?

L03.329 should be used when the lymphangitis is localized to the trunk and is unspecified, differentiating it from codes that specify limb involvement or chronic conditions.

What documentation supports L03.329?

Documentation should include clinical findings, patient history of skin trauma or infection, treatment plans, and any laboratory results that support the diagnosis of acute lymphangitis.