Clinical data of patients with DADA2

FeaturesResults
Males6/12
Positive family history7/11a
Median age (years, range) at:
 Disease onset1.3 (0.25–7)
 Genetic diagnosis15.5 (5–35)
 Neurologic onset5.5 (0.5–12)
 First stroke (n = 10)6.5 (1.4–12)
Symptoms at presentation
 Fever5/12
 Skin manifestations4/12
 Neurologic problems4/12
Disease course
 Chronic11/12
 Recurrent1/12
Manifestations
 Neurologic disorders12/12
 Hypertension12/12
 Elevation of acute phase reactants12/12
 Inflammatory skin lesions12/12
 Musculoskeletal disorders5/12
 Gastrointestinal abnormalities5/12
 Hypogammaglobulinemia5/12b
 Cardiac abnormalities2/12
Geneticsc
 Homozygous or compound hemizygous ADA2 variants11/12
 Homozygous tandem 22q.11.1 duplication1/12
Skin/bowel biopsy
 Polyarteritis nodosa5/7
 Leukocytoclastic vasculitis2/7
Treatmentd
 Anti-TNF9/12
 Thalidomide3/12
  • a One adopted patient.

  • b No severe infections.

  • c Defective ADA2 activity in 10/10 patients.

  • d Complete response in all cases.