Codes / ICD10CM / H33.193

H33.193 Other retinoschisis and retinal cysts, bilateral

ICD10CM code

ICD10CM

Name of the Condition

  • Other Retinoschisis and Retinal Cysts, Bilateral
  • Medical Term: H33.193

Summary

  • Retinoschisis is a condition where there is a splitting of the retinal layers, often leading to vision problems. When bilateral, it means both eyes are affected. Retinal cysts are fluid-filled sacs that can form on the retina, potentially impacting eyesight.

Causes

  • Retinoschisis is often caused by genetic factors, with the most common form being X-linked juvenile retinoschisis. Retinal cysts may arise due to retinal dystrophies or as a secondary condition to other retinal issues.

Risk Factors

  • Genetic predisposition (family history of retinoschisis)
  • Age (most common in children and young adults for X-linked forms)
  • Gender (males are primarily affected by X-linked juvenile retinoschisis)

Symptoms

  • Decreased vision or blurry vision
  • Presence of floaters in the vision field
  • Difficulty with night vision

Diagnosis

  • Comprehensive eye examination
  • Optical coherence tomography (OCT) to view retinal layers
  • Electroretinogram (ERG) to assess retinal function

Treatment Options

  • Regular monitoring for changes in the retina
  • In some cases, laser therapy may be used to fortify the retina
  • Surgical intervention for complications like retinal detachment

Prognosis and Follow-Up

  • The condition can be stable but requires lifelong monitoring
  • Regular follow-ups with an ophthalmologist are crucial to manage any changes or complications

Complications

  • Retinal detachment
  • Progressive vision loss
  • Vitreous hemorrhage

Lifestyle & Prevention

  • Regular eye check-ups to monitor eye health
  • Genetic counseling if there's a family history
  • Maintaining overall eye health through a balanced diet and protection against UV light

When to Seek Professional Help

  • Sudden change in vision or onset of new visual disturbances
  • Experience of flashes of light or a shadow over part of the visual field

Additional Resources

  • American Academy of Ophthalmology (aao.org)
  • Foundation Fighting Blindness (fightingblindness.org)
  • Retina International (retina-international.org)

Tips for Medical Coders

  • Ensure bilateral involvement is documented for accurate coding
  • Verify documentation distinguishes between retinoschisis and other retinal conditions
  • Avoid confusion with unilateral conditions by reviewing both eyes' diagnosis status