Table 4 ORPHANET Classifications

Rare cardiac diseases

Developmental anomalies during embryogenesis

Inborn errors of metabolism

Rare gastroenterological diseases

Rare neurological diseases

Rare abdominal surgical diseases

Rare hepatic diseases

Rare respiratory diseases

Rare urogenital diseases

Rare surgical thoracic diseases

Rare skin diseases

Rare renal diseases

Rare eye diseases

Rare endocrine diseases

Rare haematological diseases

Rare immunological diseases

Rare systemic and rheumatologic diseases

Rare odontological diseases

Rare circulatory system diseases

Rare bone diseases

Rare otorhinolaryngological diseases

Rare infertility disorders

Rare tumours

Rare infectious diseases

Rare intoxications

Rare gynaecological and obstetric diseases

Rare surgical maxillo-facial diseases

Rare allergic disease

Teratological disorders

Rare cardiac malformations

Rare genetic diseases