An 80-year-old man is admitted to the hospital after falling on an icy sidewalk and fracturing his hip. He undergoes open reduction and internal fixation of the fracture. At surgery, there does not appear to be any bone disease at the fracture site. The patient was previously asymptomatic. Physical examination findings are otherwise unremarkable. Serum protein electrophoresis and immunofixation show an IgM κ monoclonal protein (0.3 g/dL). The complete blood cell count and serum creatinine levels are normal. Skeletal survey shows no additional bone defects. Which of the following statements is true for this patient?

An 80-year-old man is admitted to the hospital after falling on an icy sidewalk and fracturing his hip. He undergoes open reduction and internal fixation of the fracture. At surgery, there does not appear to be any bone disease at the fracture site. The patient was previously asymptomatic. Physical examination findings are otherwise unremarkable. Serum protein electrophoresis and immunofixation show an IgM κ monoclonal protein (0.3 g/dL). The complete blood cell count and serum creatinine levels are normal. Skeletal survey shows no additional bone defects. Which of the following statements is true for this patient?

A 5-day-old full-term male presents with intense cyanosis, tachypnea, and tachycardia. Physical examination reveals cyanosis of the skin and mucous membranes; the lungs, heart, pulses, and general examination show no abnormalities. Arterial blood gas determination reveals a PaOâ‚‚ of 95 while the patient is breathing room air and an oxygen saturation of 40%. The most likely diagnosis is

Matching: Hemolytic anemia - Microcytosis

Matching: Anemia - Copper deficiency

Matching: Anemia - Leukemia