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HHT may manifest differently among different families, and even in different people within the same family.
The age when people begin having HHT symptoms varies. Most experience some symptoms by the age of 20, and almost all affected individuals will have some signs or symptoms by the age of 50.
The most common HHT symptoms include:
Visible telangiectasias: These often occur on the fingertips, lips, and tongue. They look like small red dots. When you put pressure on them, they turn white since pressure prevents the high-flow blood from moving through the malformation.
Some rare, but very serious, complications of HHT include: