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

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: Anemia - Copper deficiency

Matching: Anemia - Leukemia

Matching: Red blood cell aplasia - Normal MCV

Matching: For each of the following disorders, select the appropriate platelet presentation - Henoch-Schönlein purpura