A 35-year-old white male presents to his primary care doctor with complaints of headache and malaise. His blood pressure is elevated. He has periorbital and pretibial edema. Urinalysis reveals heavy proteinuria. Which of the following is the most likely principle component of his proteinuria?
A. Albumin
B. Kappa light chains
C. Lambda light chains
D. Tamm-Horsfall protein
E. Transthyretin
A. Albumin
B. Kappa light chains
C. Lambda light chains
D. Tamm-Horsfall protein
E. Transthyretin