Oncology
1.
Leukemia.
***) The commonest malignancy in
childhood is:
A.
Acute monocytic leukemia
B.
Acute lymphocytic leukemia
C.
Chronic lymphocytic leukemia
D.
Neuroblastoma
E.
Ewing's sarcoma
Answer: B* Acute lymphocytic
leukemia
2.
Neuroblastoma.
***) Regarding neuroblastoma all
of the following are true, except:
Elevated catecholamine level in
urine is specific diagnostic feature
Increased vanillylmindalic acid
in most cases
Final diagnosis depends upon the
histological characteristic of tumor or biopsy
Polycythemia is common
Neuroblastoma is a tumor of
young children
Answer: 4* Polycythemia is
common
3.
Rhabdomyosarcoma.
???) Rhabdomyosarcoma is:
Benign tumor of skeletal muscle
Malignant tumor of smooth muscle
Malignant tumor of skeletal
muscle
Benign tumor of smooth muscle
Malignant tumor of bone
Answer: 3* Malignant tumor of
skeletal muscle
???) The most frequently seen
malignant urinary bladder tumor in children is:
Melanocarcinoma
Epidermoid carcinoma
Squamous cell carcinoma
Rapdomyosarcoma botryoides
Leiomyosarcoma
Answer: 4* Rapdomyosarcoma
botryoides
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