The nurse is caring for a child who has been diagnosed with cystic fibrosis, which the nurse knows is an autosomal recessive condition. What are the most likely genotypes of this patient’s healthy parents? C is the healthy allele and c is the disease allele.

The patient is brought to the emergency department after being pulled from a structure fire by rescue personnel. A stat bronchoscopy is ordered. The nurse informs the patient's spouse of which rationale for this order?

The patient is admitted to the hospital after fainting at home. Blood tests reveal a hypochromic, microcytic anemia with a large amount of fetal hemoglobin. Thrombocytopenia is noted as well. The lymph nodes, spleen, and liver are all within normal limits for size and consistency. A blood transfusion and platelet transfusion are administered, with less than expected results. The nurse anticipates administering antithymocyte globulin in response to which result?