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?

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Quizplus · Accepted Answer

This description is indicative of angioedema. Minor aphthous ulcers are round-to-oval ulcers that exhibit a yellowish-white fibrin surface surrounded by a halo of erythema. Lichen planus appears as interconnecting white lines and circles on the oral mucosa or skin. Sjögren syndrome is characterized by a decrease in salivary gland secretion.

A Patient Presents with a Diffuse Swelling of the Upper