Symptom Information: Sort according to HPO 

1
(HPO:0000280) Coarse facial features Very frequent [Orphanet] 189 / 7739
2
(HPO:0000158) Macroglossia Very frequent [Orphanet] 119 / 7739
3
(HPO:0001252) Muscular hypotonia Very frequent [Orphanet] 990 / 7739
4
(HPO:0001324) Muscle weakness Very frequent [Orphanet] 859 / 7739
5
(HPO:0000271) Abnormality of the face Very frequent [Orphanet] 108 / 7739
6
(HPO:0001537) Umbilical hernia Very frequent [Orphanet] 206 / 7739
7
(HPO:0010318) Aplasia/Hypoplasia of the abdominal wall musculature Very frequent [Orphanet] 55 / 7739
8
(HPO:0002360) Sleep disturbance Very frequent [Orphanet] 113 / 7739
9
(HPO:0000239) Large fontanelles Very frequent [Orphanet] 135 / 7739
10
(HPO:0000260) Wide anterior fontanel 55 / 7739
11
(HPO:0002019) Constipation Very frequent [Orphanet] 194 / 7739
12
(HPO:0001396) Cholestasis Very frequent [Orphanet] 136 / 7739
13
(HPO:0000851) Congenital hypothyroidism 16 / 7739
14
(HPO:0001539) Omphalocele 102 / 7739
15
(HPO:0001615) Hoarse cry 5 / 7739
16
(HPO:0001939) Abnormality of metabolism/homeostasis 328 / 7739
17
(HPO:0005280) Depressed nasal bridge 381 / 7739
18
(HPO:0006887) Intellectual disability, progressive 68 / 7739
19
(HPO:0008850) Severe postnatal growth retardation 16 / 7739
20
(HPO:0010864) Intellectual disability, severe 120 / 7739
21
(OMIM) Growth retardation, severe (if untreated) 5 / 7739
22
(OMIM) Open posterior fontanelle 1 / 7739
23
(HPO:0008947) Infantile muscular hypotonia 482 / 7739
24
(HPO:0010547) Muscle flaccidity 466 / 7739
25
(OMIM) Hypothyroidism, nongoitrous 2 / 7739
26
(OMIM) Low to normal TSH (values may vary depending on the measurement methods used) 1 / 7739
27
(HPO:0004325) Decreased body weight Very frequent [Orphanet] 492 / 7739
28
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739