Symptom Information: Sort according to HPO 

1
(HPO:0000953) Hyperpigmentation of the skin 75 / 7739
2
(OMIM) Hyperpigmentation of wrists, hands, neck and less consistently on axillary folds, dorsa of the feet and lines of hands 1 / 7739
3
(HPO:0000006) Autosomal dominant inheritance 2518 / 7739