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I82.402
ICD-10-CM
Deep Vein Thrombosis of Left Lower Extremity

Deep Vein Thrombosis (DVT) of the Left Lower Extremity diagnosis, left leg DVT, or lower extremity DVT clinical documentation and medical coding information for healthcare professionals. Find details on DVT of left leg symptoms, diagnosis codes, and treatment protocols. This resource offers support for accurate clinical documentation and medical coding related to left lower extremity DVT.

Also known as

DVT of Left Leg
Left Leg DVT
Left Lower Extremity DVT

Diagnosis Snapshot

Key Facts
  • Definition : Blood clot in a deep vein of the left leg, which can cause pain, swelling, and redness.
  • Clinical Signs : Leg swelling, pain, tenderness, warmth, redness, dilated superficial veins.
  • Common Settings : Prolonged immobility (travel, bed rest), surgery, trauma, inherited clotting disorders.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC I82.402 Coding
I80.2

Deep vein thrombosis of left lower extremity

Blood clot in the deep veins of the left leg.

I80

Phlebitis and thrombophlebitis

Inflammation of veins, sometimes with blood clot formation.

I82

Pulmonary embolism

Blockage in lung artery, often caused by a blood clot from the leg.

Code-Specific Guidance

Decision Tree for

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

Is the DVT in the left lower extremity?

  • Yes

    Is the DVT proximal?

  • No

    Do not code as left lower extremity DVT. Review documentation for correct site.

Code Comparison

Related Codes Comparison

When to use each related code

Description
Left leg deep vein blood clot.
Right leg deep vein blood clot.
Suspected leg vein blood clot.

Documentation Best Practices

Documentation Checklist
  • Left lower extremity DVT diagnosis: Location, onset, symptoms
  • DVT left leg: Document Wells score & risk factors
  • Left leg DVT: Record physical exam findings (edema, tenderness)
  • Lower extremity DVT: Imaging study results (ultrasound, venography)
  • DVT treatment plan: Anticoagulation, compression therapy details

Coding and Audit Risks

Common Risks
  • Laterality Specificity

    Coding and documentation must clearly specify the left lower extremity involvement to avoid ambiguity and ensure accurate reimbursement.

  • DVT Acuity

    Differentiating acute DVT from chronic DVT is crucial for proper coding, impacting severity level and treatment selection.

  • Associated Complications

    Documenting and coding any associated complications like pulmonary embolism (PE) is essential for accurate risk adjustment and quality reporting.

Mitigation Tips

Best Practices
  • Document DVT risk factors: active cancer, surgery, immobility.
  • Specify left leg location: calf, thigh, popliteal. Rule out PE.
  • Confirm DVT diagnosis: ultrasound, D-dimer. Note symptom onset.
  • Assess and document anticoagulation: type, dose, duration, response.
  • Monitor for complications: bleeding, post-thrombotic syndrome.

Clinical Decision Support

Checklist
  • 1. Unilateral left leg swelling? ICD-10 I80.202
  • 2. Left leg pain/tenderness? Document location.
  • 3. Warmth/erythema left leg? D-dimer if needed.
  • 4. Consider Wells criteria. Assess PE risk.

Reimbursement and Quality Metrics

Impact Summary
  • Medical Billing: Accurate ICD-10 coding (I80.222) crucial for DVT Left Lower Extremity reimbursement.
  • Coding Accuracy: Specificity impacts Left Leg DVT claims. Avoid denials with precise laterality coding.
  • Hospital Reporting: Deep Vein Thrombosis metrics affect quality scores and potential penalties.
  • Quality Metrics Impact: DVT prophylaxis compliance tied to Left Lower Extremity DVT rates. Proper documentation vital.

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: What are the most reliable clinical signs and symptoms for diagnosing deep vein thrombosis of the left lower extremity in a patient presenting with leg pain?

A: While leg pain is a common symptom, it's not specific to left lower extremity deep vein thrombosis (DVT). Reliable clinical signs and symptoms include unilateral swelling of the affected leg (often measured as a difference in calf circumference), tenderness along the deep venous system, warmth, erythema, and dilated superficial veins. Homans' sign (pain in the calf upon dorsiflexion of the foot) is neither sensitive nor specific. D-dimer is useful to rule out DVT when clinical suspicion is low but has limited value in a high-probability patient due to low specificity. Objective confirmation of left leg DVT relies on imaging studies such as compression ultrasound. Explore how incorporating a clinical decision rule, like the Wells score, can further aid in your diagnostic process for DVT of the left lower extremity.

Q: How can I differentiate between left lower extremity cellulitis and deep vein thrombosis (DVT) in a patient presenting with lower leg swelling and erythema?

A: Both left lower extremity cellulitis and left leg DVT can present with swelling and erythema, making the differential diagnosis challenging. Cellulitis typically exhibits a more diffuse, spreading redness with poorly demarcated borders, whereas the erythema associated with DVT is often localized along the affected vein. Palpation can reveal skin warmth and tenderness in both conditions, but cellulitis is more likely to present with lymphangitis and regional lymphadenopathy. A careful history and physical exam are crucial. Consider implementing a diagnostic algorithm that incorporates clinical findings, D-dimer testing (more helpful for ruling out DVT than confirming it), and imaging like compression ultrasound to definitively diagnose left lower extremity DVT and initiate appropriate treatment for each condition. Learn more about the potential complications of misdiagnosis and the importance of a timely and accurate differentiation.

Quick Tips

Practical Coding Tips
  • Code I80.22 for left leg DVT
  • Document DVT location & laterality
  • Query physician for DVT specifics
  • Check for PE, code if present
  • Rule out superficial thrombophlebitis

Documentation Templates

Patient presents with complaints consistent with possible deep vein thrombosis (DVT) of the left lower extremity.  Symptoms include left leg pain, swelling, and tenderness to palpation along the calf and posterior tibial vein distribution.  Onset of symptoms was reported as [duration] ago.  Patient denies any recent trauma or prolonged immobility, although reports [risk factors, e.g., recent surgery, oral contraceptive use, family history of DVT].  Physical examination reveals increased warmth and erythema of the left lower extremity compared to the right.  Homan's sign is [positive/negative].  Differential diagnosis includes muscle strain, cellulitis, Baker's cyst, and superficial thrombophlebitis.  To evaluate for left leg DVT, a venous duplex ultrasound of the left lower extremity has been ordered.  Pre-test probability for DVT, based on Wells criteria, is assessed as [low/moderate/high].  Dependent on ultrasound results, treatment options including anticoagulation therapy with low molecular weight heparin (LMWH), such as enoxaparin, or direct oral anticoagulants (DOACs), such as rivaroxaban or apixaban, will be considered.  Patient education regarding DVT risk factors, signs and symptoms, and potential complications including pulmonary embolism (PE) will be provided.  Follow-up appointment scheduled for [date/time] to review ultrasound findings and discuss management plan. ICD-10 code I80.22 will be utilized pending diagnostic confirmation.
Deep Vein Thrombosis of Left Lower Extremity - AI-Powered ICD-10 Documentation