Codes / ICD10CM / I80.221

I80.221 Phlebitis and thrombophlebitis of right popliteal vein

ICD10CM code

ICD10CM

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Name of the Condition

  • Phlebitis and Thrombophlebitis of Right Popliteal Vein

Summary

Phlebitis and thrombophlebitis of the right popliteal vein involve inflammation and clot formation in the vein located behind the right knee. This condition can cause pain, swelling, and circulatory issues, and may lead to complications if not treated promptly.

Causes

The condition is typically caused by factors that disrupt normal blood flow or promote clotting, such as injury to the vein, prolonged immobility, infection, or underlying medical conditions that increase clotting risk. It may also occur due to catheter placement or other vascular interventions.

Risk Factors

  • Advanced age
  • Prolonged bed rest or inactivity
  • Genetic clotting disorders
  • Obesity
  • Smoking
  • Pregnancy or hormone-based medications
  • Previous history of blood clots or varicose veins

Symptoms

  • Pain or tenderness in the right calf or knee area
  • Swelling in the right lower extremity
  • Warmth and redness over the affected vein
  • Visible hardening or cord-like texture of the vein
  • Low-grade fever (in some cases)

Diagnosis

Diagnosis may involve a physical examination, ultrasound imaging to detect clots, or blood tests such as D-dimer to assess clotting activity. Additional tests may be used to evaluate underlying causes or complications.

Treatment Options

  • Anticoagulant medications to prevent further clotting
  • Nonsteroidal anti-inflammatory drugs (NSAIDs) for pain and inflammation
  • Compression stockings to improve circulation
  • In severe cases, surgical removal of the clot may be required

Prognosis and Follow-Up

With appropriate treatment, most patients recover completely. Follow-up care may include monitoring for recurrence and managing underlying risk factors to prevent future episodes.

Complications

  • Pulmonary embolism (if the clot travels to the lungs)
  • Chronic venous insufficiency
  • Post-thrombotic syndrome (persistent pain and swelling)
  • Infection of the affected vein

Lifestyle & Prevention

  • Maintain regular physical activity to improve circulation
  • Avoid prolonged immobility; take breaks during long periods of sitting or standing
  • Stay hydrated and avoid smoking
  • Wear compression stockings if recommended by a healthcare provider
  • Manage underlying conditions like obesity or clotting disorders

When to Seek Professional Help

Seek immediate medical attention if you experience sudden chest pain, shortness of breath, or severe swelling, as these may indicate a pulmonary embolism or other serious complication.

Tips for Medical Coders

When coding for I80.221, ensure documentation specifies the right popliteal vein and confirms the presence of both inflammation (phlebitis) and clot formation (thrombophlebitis). Verify that the diagnosis aligns with clinical findings and that any contributing factors or complications are appropriately documented.

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