Angioedema

Q: Angioedema tends to be? (select one)

A) Asymmetric distribution 
B) Symmetric distribution 


Answer: A

Angioedema with its few unique characteristics can be distinguished at the bedside. It has asymmetric distribution and tendency to not to involve the gravitationally-dependent areas. It mostly involves face, lips, larynx, and bowels.

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References: 

Caballero T, Baeza ML, Cabañas R, et al. Consensus statement on the diagnosis, management, and treatment of angioedema mediated by bradykinin. Part I. Classification, epidemiology, pathophysiology, genetics, clinical symptoms, and diagnosis. J Investig Allergol Clin Immunol 2011; 21:333.

Caballero T, Baeza ML, Cabañas R, et al. Consensus statement on the diagnosis, management, and treatment of angioedema mediated by bradykinin. Part II. Treatment, follow-up, and special situations. J Investig Allergol Clin Immunol 2011; 21:422.