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Angiodysplasia is the most common vascular lesion of the gastrointestinal tract, and this condition may be asymptomatic, or it may cause gastrointestinal (GI) bleeding.
Synonym(s): osteopetrosis acroosteolytica. [pykno- + G. dys-, difficult, + osteon, bone, + -osis, condition]. /pykÂ·noÂ·dysÂ·osÂ·toÂ·sis/ (pikâ³no-disâ³os-toÂ´sis) a hereditary syndrome of dwarfism, osteopetrosis, and skeletal anomalies of the cranium, digits, and mandible.