Hereditary telangiectasia is primarily associated with which type of problems?

Hereditary telangiectasia, also known as Osler-Weber-Rendu syndrome, is characterized by the presence of abnormal blood vessels, which can lead to bleeding issues. Individuals with this condition may experience frequent nosebleeds and gastrointestinal bleeding due to the rupture of these abnormal vessels. As a result, chronic blood loss can occur, often leading to iron deficiency anemia.

Iron deficiency is specifically related to the loss of blood, and because hereditary telangiectasia can cause bleeding episodes, it is the primary issue that arises. This condition does not directly cause deficiencies related to vitamin B12, vitamin D, or calcium, as these deficiencies are typically associated with other health conditions or dietary issues unrelated to the blood vessel abnormalities seen in hereditary telangiectasia. Therefore, the association with iron deficiency is a direct consequence of the bleeding tendencies, making it the most relevant problem linked to this condition.