is a rare inherited nerve disorder causing progressive balance and coordination problems.

is a rare X-linked bone growth disorder causing short stature and deformities.

is a rare inherited bone disorder causing short stature and joint problems.

is an inherited bleeding disorder causing low platelets despite normal platelet size.

is a rare inherited blood-clotting disorder linked to changes in F9.

is a rare inherited condition causing multiple birth differences in several organs.

is an inherited condition causing unusually strong responses to warfarin.

is a rare inherited enzyme disorder causing excess xanthine and kidney stones.

is a rare genetic disorder causing low uric acid and xanthine stones.

is a rare, severe gallbladder inflammation that can resemble cancer.

is a rare, severe kidney infection that can destroy kidney tissue.

is a rare disorder causing yellow-brown skin bumps and sometimes diabetes insipidus.

is a rare inherited disorder causing fatty deposits and other health problems.

is dry, rough eyelid skin that may cause irritation and discomfort.

is a rare genetic disorder causing extreme UV sensitivity and skin cancers.

is a rare inherited disorder causing extreme sunlight sensitivity and skin cancer.

is a rare inherited DNA-repair disorder with extreme UV sensitivity, skin cancers.

is a rare inherited disorder causing extreme sunlight sensitivity and skin cancers.

is a rare inherited disorder causing extreme sensitivity to sunlight and cancers.

is a rare inherited disorder causing extreme sensitivity to ultraviolet light.

is a rare inherited disorder causing extreme sensitivity to ultraviolet light.

is a rare inherited disorder causing extreme sensitivity to ultraviolet light.

is a rare inherited disorder linked to sun sensitivity and skin cancers.

is a rare inherited disorder causing extreme sun sensitivity and skin cancers.