trisomy 18
Trisomy 18 is a chromosomal abnormality associated with the presence of an extra chromosome 18 and characterized by growth delay, dolichocephaly, a characteristic facies, limb anomalies and visceral malformations.
MONDO:0020186
obsolete eyebrow hypertrophy (obsolete MONDO:0020186)
excluded_subClassOf
MONDO:0020190
obsolete eyebrow/eyelashes distichiasis (obsolete MONDO:0020190)
excluded_subClassOf
MONDO:0020226
obsolete chromosomal anomaly with cataract (obsolete MONDO:0020226)
excluded_subClassOf
MONDO:0002254
syndromic disease
is_a
MONDO:0700065
trisomy
is_a
MONDO:0700125
chromosome 18 disorder
is_a
18 trisomy
related
E3 trisomy
exact
Edwards syndrome
exact
chromosome 18 duplication
exact
chromosome 18 trisomy
related
complete trisomy 18 syndrome
exact
trisomy 16-18 (formerly)
related
trisomy 18
exact
trisomy E (formerly)
related
trisomy type 18
exact