11-26-2006, 03:57 PM
A 5-year-old boy with acute lymphocytic
leukemia undergoes radiation therapy and then receives a bone marrow
transplant from an unrelated donor. He subsequently develops diarrhea,
skin lesions, jaundice, and splenomegaly, and dies within 1 week of the
transplantation. Which of the following best explains the symptoms and
cause of death?
Answer Choices Correct answer Your answer A. Activation of
transplanted T cells
B. Hepatitis secondary to a cytomegalovirus infection
C. Host rejection of the bone marrow cells
D. Proliferation of breast cancer cells
E. Shock
A pt with rheumatic fever develops a sore throat from which
beta hemolytic streptococci are cultured. The pt is treated with
penicillin and the sore throat resolves within several days. However 7
days after initiation of penicillin therapy th pt develops a fever of
103 , a generalize drash and a protineuria. This most probably resulted
from:
a. recurrence of RF.
b. A diff infectious disease.
c. An IgE response to drug.
d. An IgG “ IgM response to the drug.
e. A delayed hypersensitivity reaction to the drug
leukemia undergoes radiation therapy and then receives a bone marrow
transplant from an unrelated donor. He subsequently develops diarrhea,
skin lesions, jaundice, and splenomegaly, and dies within 1 week of the
transplantation. Which of the following best explains the symptoms and
cause of death?
Answer Choices Correct answer Your answer A. Activation of
transplanted T cells
B. Hepatitis secondary to a cytomegalovirus infection
C. Host rejection of the bone marrow cells
D. Proliferation of breast cancer cells
E. Shock
A pt with rheumatic fever develops a sore throat from which
beta hemolytic streptococci are cultured. The pt is treated with
penicillin and the sore throat resolves within several days. However 7
days after initiation of penicillin therapy th pt develops a fever of
103 , a generalize drash and a protineuria. This most probably resulted
from:
a. recurrence of RF.
b. A diff infectious disease.
c. An IgE response to drug.
d. An IgG “ IgM response to the drug.
e. A delayed hypersensitivity reaction to the drug