Symptom Information: Sort according to HPO 

1
(HPO:0000662) Nyctalopia 92 / 7739
2
(HPO:0004905) Vitamin A deficiency 3 / 7739
3
(HPO:0007462) Bitot spots of the conjunctiva 1 / 7739
4
(HPO:0007502) Follicular hyperkeratosis 12 / 7739
5
(OMIM) Very low plasma levels of vitamin A 1 / 7739
6
(OMIM) Defective intestinal enzymatic conversion of beta-carotene to retinol 1 / 7739
7
(HPO:0000007) Autosomal recessive inheritance 2538 / 7739