A 77-year-old retired bus driver comes to your clinic for a physical examination at his wife’s request. He has recently been losing weight and has felt very fatigued. He has had no chest pain, shortness of breath, nausea, vomiting, or fever. His past medical history includes colon cancer, for which he had surgery, and arthritis. He has been married for over 40 years. He denies any tobacco or drug use and has not drunk alcohol in over 40 years. His parents both died of cancer in their 60s. On examination his vital signs are normal. His head, cardiac, and pulmonary examinations are unremarkable. On abdominal examination you hear normal bowel sounds, but when you palpate his liver it is abnormal. His rectal examination is positive for occult blood.
What further abnormality of the liver was likely found on examination?
A) Smooth, large, nontender liver
B) Irregular, large liver
C) Smooth, large, tender liver