Conditions / Genetic

autoimmune lymphoproliferative syndrome type 2B

info · Genetic · ICD-10: D47.9

An autoimmune lymphoproliferative syndrome that has_material_basis_in homozygous mutation in the CASP8 gene on chromosome 2q33.

Signs and symptoms

  • Recurrent sinopulmonary infections
  • Short stature
  • Complete or near-complete absence of specific antibody response to unconjugated pneumococcus polysaccharide
  • Asthma
  • Recurrent herpes
  • Defective B cell activation
  • Reduced CD95-induced lymphocyte apoptosis
  • Pneumonia
  • Failure to thrive
  • Inverted CD4:CD8 ratio

Also known as: ALPS with recurrent viral infections; ALPS2B; CEDS; Caspase 8 deficiency; Caspase 8 deficiency syndrome