Answer and Explanation 7

7.  The correct answer is B.  Chronic Venous Stasis Dermatitis typically has that symmetrical brownish discoloration of the bilateral lower extremities from the poor venous return.  They may also have some ulcers, dry skin, or loss of hair associated with it.  While cellulitis can be bilateral, it is unusual and it is more of a deep red color.  Psoriasis typically is seen over joints like the elbows and knees but can occur anywhere.  It is usually more of a dry flaky appearance and can sometimes be white or gray.  While patients with SLE can have renal dysfunction, this type of rash is not considered to be part of the diagnostic criteria.