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L02.419
ICD-10-CM
Axillary Abscess

Learn about axillary abscess (armpit abscess, underarm abscess) diagnosis, including clinical documentation, medical coding, healthcare best practices, and treatment options. Find information on identifying, managing, and coding an axillary abscess for accurate medical records and optimal patient care. This resource provides relevant details for healthcare professionals, coders, and patients seeking information on this condition.

Also known as

Armpit Abscess
Underarm Abscess

Diagnosis Snapshot

Key Facts
  • Definition : A localized collection of pus within the armpit tissues.
  • Clinical Signs : Painful, swollen, red lump under the arm, sometimes with fever or chills.
  • Common Settings : Bacterial infection of sweat glands or hair follicles, often after shaving or deodorant use.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC L02.419 Coding
L02.0-L02.9

Cutaneous abscess, furuncle and carbuncle

Localized skin infections with pus formation, including axillary abscesses.

L08.89

Other local infections of skin and subcutaneous tissue

Covers other specified localized skin infections, potentially including axillary abscess.

L08.9

Local infection of skin and subcutaneous tissue, unspecified

Used for localized skin infections when a more specific code isn't available.

Code-Specific Guidance

Decision Tree for

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

Is the axillary abscess associated with hidradenitis suppurativa?

  • Yes

    Code L73.2 (Hidradenitis suppurativa of axilla)

  • No

    Is the abscess superficial?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Bacterial infection in armpit, forming pus.
Inflammation of sweat glands, often painful.
Enlarged lymph nodes in the armpit.

Documentation Best Practices

Documentation Checklist
  • Document abscess location (e.g., axillary, right/left)
  • Record size, appearance (e.g., fluctuant, erythematous)
  • Note any associated symptoms (e.g., pain, fever)
  • Document drainage procedure if performed (e.g., I&D)
  • Include ICD-10 code L02.01 (Axillary abscess)

Coding and Audit Risks

Common Risks
  • Laterality Documentation

    Missing documentation specifying right, left, or bilateral axillary abscess impacts coding accuracy and reimbursement.

  • Causative Organism

    Lack of documentation identifying the infection source (e.g., staph) can affect ICD-10 coding and treatment selection.

  • Complication Coding

    Associated complications like lymphadenitis or sepsis may be undercoded if not explicitly documented and linked to the abscess.

Mitigation Tips

Best Practices
  • Proper hand hygiene prevents axillary abscess spread. ICD-10: L02.01
  • Thorough drainage crucial for abscess resolution. CPT: 10060, 10061
  • Wound care, antibiotics key for infection control. SNOMED CT: 241083008
  • Timely diagnosis, treatment reduce recurrence risk. CDI query: abscess location
  • Patient education on hygiene, wound care essential. HCC coding: none

Clinical Decision Support

Checklist
  • Confirm localized swelling, erythema, tenderness in axilla.
  • Palpate for fluctuance. Document size, location, and any drainage.
  • Consider diabetes, hidradenitis suppurativa, peripheral vascular disease.
  • Rule out lymphadenitis, furuncle, cellulitis via exam/labs/imaging.

Reimbursement and Quality Metrics

Impact Summary
  • Medical billing: Accurate ICD-10 coding (L02.01, etc.) maximizes axillary abscess reimbursement.
  • Coding accuracy: Correct abscess documentation impacts MS-DRG assignment and hospital payment.
  • Hospital reporting: Axillary abscess data affects quality metrics like infection rates and readmissions.
  • Quality metrics: Timely incision and drainage procedures improve patient outcomes and reduce complications.

Streamline Your Medical Coding

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

Frequently Asked Questions

Common Questions and Answers

Q: How can I differentiate between a simple axillary abscess and a more serious deep tissue infection like necrotizing fasciitis in a patient presenting with an armpit abscess?

A: Differentiating a simple axillary abscess from necrotizing fasciitis requires careful clinical assessment. While both present with localized pain, swelling, and erythema, necrotizing fasciitis often exhibits rapid progression, severe pain disproportionate to the exam findings, systemic symptoms (fever, tachycardia, hypotension), and crepitus or skin discoloration. Simple abscesses typically respond to incision and drainage, whereas necrotizing fasciitis necessitates immediate surgical debridement and broad-spectrum antibiotics. Consider implementing a high index of suspicion for necrotizing fasciitis in patients with rapid deterioration or atypical presentation. Explore how imaging modalities like ultrasound or CT can aid in distinguishing between these conditions and guiding appropriate management. Learn more about the LRINEC score and its utility in risk stratification for necrotizing fasciitis.

Q: What are the best antibiotic treatment options for an uncomplicated axillary abscess after incision and drainage, considering MRSA prevalence and antibiotic stewardship principles?

A: Antibiotic therapy following incision and drainage of an uncomplicated axillary abscess is often unnecessary in immunocompetent patients. However, in cases of significant cellulitis, systemic symptoms, or immunocompromise, antibiotic coverage should be considered. Due to the prevalence of methicillin-resistant Staphylococcus aureus (MRSA), empiric therapy should cover this pathogen. Options include clindamycin, trimethoprim-sulfamethoxazole (TMP-SMX), or doxycycline. For severe infections or those failing to respond to initial therapy, consider consulting infectious disease specialists and obtaining cultures for targeted antibiotic selection. Explore how local resistance patterns can inform antibiotic choices and consider implementing antibiotic stewardship principles by limiting duration of therapy and reassessing the need for continued antibiotics after 48-72 hours.

Quick Tips

Practical Coding Tips
  • Code L02.01 for axillary abscess
  • Document abscess location precisely
  • Rule out hidradenitis (L73.2)
  • Consider I&D code (e.g., 10060)
  • Check for systemic infection

Documentation Templates

Patient presents with complaints consistent with an axillary abscess, also known as an armpit abscess or underarm abscess.  Symptoms include localized pain, swelling, tenderness, erythema, and warmth in the axillary region.  The patient may also report restricted range of motion in the affected arm, fever, chills, and malaise.  Physical examination reveals a palpable, fluctuant mass in the axilla.  Differential diagnoses considered include hidradenitis suppurativa, lymphadenitis, and furuncle.  Diagnosis of axillary abscess is confirmed based on clinical presentation and physical exam findings.  Treatment plan includes incision and drainage of the abscess, wound packing, and antibiotic therapy to address the underlying infection.  Patient education provided on wound care, pain management, and signs and symptoms of complications such as cellulitis or sepsis.  Follow-up appointment scheduled to monitor healing progress and ensure complete resolution of the infection.  ICD-10 code L02.01 (Cutaneous abscess, furuncle and carbuncle of axilla) is appropriate for this diagnosis.  Procedure codes for incision and drainage will be based on the complexity of the procedure performed.
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