Final answer:
The subject of this question is Medicine. The symptoms mentioned in the question are associated with various medical conditions.
Step-by-step explanation:
The subject of this question is Medicine. The symptoms mentioned in the question such as diffuse telangiectasias, recurrent epistaxis, AVMs, recurrent nosebleeds, and oral lesions are associated with different medical conditions. These symptoms can be seen in various diseases like hereditary hemorrhagic telangiectasia (HHT), sinonasal telangiectasia, and other vascular malformations.