Idiopathic pulmonary fibrosis

Multigenic/multifactorial

Adult

Idiopathic pulmonary hemosiderosis

Childhood

Idiopathic recurrent pericarditis

Not applicable

All ages

Idiopathic recurrent stupor

Not applicable

Adult

Idiopathic spontaneous coronary artery dissection

Not applicable

Adult

Idiopathic steroid-resistant nephrotic syndrome

Adolescent, Adult, Childhood

Idiopathic steroid-resistant nephrotic syndrome with sensitivity to second-line immunosuppressive therapy

All ages

Idiopathic steroid-sensitive nephrotic syndrome

Unknown

All ages

Idiopathic steroid-sensitive nephrotic syndrome with secondary steroid resistance

All ages

Idiopathic trachyonychia

Autosomal dominant

Childhood

Idiopathic triglyceride deposit cardiomyovasculopathy

Unknown

Idiopathic uveal effusion syndrome

Unknown

Adult

Idiopathic ventricular fibrillation

Autosomal dominant, Not applicable

All ages

Idiopathic/heritable pulmonary arterial hypertension

Autosomal dominant, Autosomal recessive, Not applicable

All ages

IgA pemphigus

All ages

IgG4-related aortitis

Not applicable

Adult, Elderly

IgG4-related dacryoadenitis and sialadenitis

Not applicable

All ages

IgG4-related disease

Not applicable

Adult

IgG4-related kidney disease

Not applicable

Adult, Elderly

IgG4-related mediastinitis

Not applicable

IgG4-related mesenteritis

Not applicable

Adult

IgG4-related ophthalmic disease

Not applicable

Adult, Elderly

IgG4-related pachymeningitis

Not applicable

Adult, Elderly

IgG4-related retroperitoneal fibrosis

Not applicable, Unknown

Adult