[Solved] A patient presents with a diffuse swelling of the upper lip caused by permeability of deeper blood vessels. The skin covering the swelling appears normal and not accompanied by itching. This is characteristic of what pathologic condition? A) Minor aphthous ulcer B) Lichen planus C) Angioedema D) Sjögren syndrome Microscope: An instrument used to see objects that are too small for the naked eye. Lab Report: A document detailing the procedures, results, and conclusions of a laboratory experiment. QNS: null Specimen: A sample of tissue, blood, or other material used for examination or study.