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IlarisMedical Mutual

Hyperimmunoglobulin D Syndrome (HIDS)/Mevalonate Kinase Deficiency (MKD)

Initial criteria

  • Patient age ≥ 2 years
  • Prior to starting: C-reactive protein ≥ 10 mg/L OR ≥ 2x ULN AND patient has ≥ 3 febrile acute flares in past 6 months OR hospitalized for severe flare
  • Prescribed by or in consultation with a rheumatologist, nephrologist, geneticist, oncologist, or hematologist
  • Will not be used concurrently with other biologics
  • Will not be used to treat rheumatoid arthritis

Reauthorization criteria

  • Patient established on medication ≥ 6 months AND
  • Beneficial clinical response by objective measure OR improved symptoms compared with baseline (e.g. decreased pain, stiffness, swelling, fatigue, improved function or ADLs)

Approval duration

initial 6 months, reauth 1 year