is a blood clot in the splenic vein near the spleen.

is a rare birth condition linking splenic tissue to a gonad.

is a rare birth difference affecting the hands, feet, or both.

is an inherited eye condition that causes stable vision problems.

is a rare disorder causing bone overgrowth in the chest and collarbone.

is a rare inherited mitochondrial disorder that affects cellular energy production.

is a rare inherited disorder causing severe brain injury in newborns.

is a rare disorder causing low thyroid hormone from too little TSH.

is a rare disorder causing low thyroid hormone from inadequate TRH.

is a rare birth condition where the cerebellum's central part is missing.

is a rare birth defect connecting the windpipe and food pipe.

is a fatty spinal cord filum abnormality that may tether nerves.

is a rare birth difference where one cerebellar hemisphere is underdeveloped.

is an inherited eye disorder affecting the retina and clear gel.

is an allergic reaction to the tuberculosis medicine isoniazid.

is a parasitic intestinal infection that commonly causes watery diarrhea.

is a rare pattern of birth defects caused by isotretinoin exposure.

is a rare genetic disorder causing distinctive facial features and developmental differences.

is a rare inherited disorder that prevents proper breakdown of leucine.

is an inherited muscle disease (dystroglycanopathy) causing progressive hip and shoulder weakness.

is a bacterial infection spread by tick bites, causing fever and rash.

is a rare cancer in the tissue joining the thyroid lobes.

is a rare inherited disorder causing progressive dementia and movement problems.

is a rare inherited brain vessel disease causing strokes and dementia.