A 40-year-old man in end-stage renal failure for 12 years under hemodialysis consulted for bilateral slowly progressing and nontender inguinal swelling.
A 73-year-old woman with a past medical history of hypertension and type 2 diabetes presented with two weeks of worsening low back pain, exacerbated by bending over.
A 62-year-old man presented with a headache in the setting of known Waldenström macroglobulinemia.