is an inherited skin disorder causing dry, thick, scaly skin only.

is an inherited condition that raises the risk of developing kidney cancer.

is a genetic eye disease causing progressive vision loss or blindness.

is ongoing difficulty reaching orgasm despite adequate sexual stimulation and desire.

is delayed or absent orgasm despite adequate sexual stimulation and desire.

is a rare neural tube defect affecting the head, neck, and spine.

is a rare, severe anthrax infection linked to injecting contaminated drugs.

is a rare cancer affecting structures of the inner ear.

is an inner ear disease that can affect hearing and balance.

is a rare condition where antibodies trigger episodes of low blood sugar.

is a rare genetic disorder causing severe insulin resistance and diabetes.

is a rare autoimmune disorder causing severe insulin resistance and diabetes.

is a rare pancreatic tumor that causes low blood sugar.

is a visual processing disorder causing trouble seeing whole objects.

is a noncancerous growth affecting the skin, hair, nails, or glands.

is cancer that starts in the skin, hair, nails, or related glands.

is a group of skin, hair, and nail conditions.

is genetic condition causing developmental delay, behavior differences, small head, short stature.

is a condition causing low muscle tone, speech problems, and facial differences.

is a condition causing learning difficulties, eye problems, and distinctive facial features.

is a genetic condition causing developmental delays, short stature, and behavior differences.

involves limits in learning, reasoning, and daily adaptive skills.

is a genetic condition that affects learning, development, and sometimes growth.

is a rare genetic condition causing intellectual disability, absent tears, and achalasia.