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Syndrome reference sheet
Generated 12 Oct 2026
Hematology · Hematology / Bone marrow failure

Aase–Smith syndrome

Also known as: Aase syndrome

Congenital hypoplastic anemia with triphalangeal thumbs and heart defects.

Medical specialty
Hematology
Subspecialty
Hematology / Bone marrow failure
Sex & age distribution
Male: affected; Female: affected equally; Children: yes
Gene(s) involved
RPS19

Etiology & mechanism

Related to Diamond–Blackfan anemia spectrum.

Gene(s) involved (1)

RPS19

Symptoms & signs (6)

hypoplastic anemialate closure of fontanelnarrow shoulderspallortriphalangeal thumbventricular septal defect
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