Saturday, 27 June 2015

ONCOLOGY - AIPGMEE 2006 QUESTIONS AND ANSWERS



Q247.The most important prognostic factor in breast carcinoma is :

A.     Histological grade of the tumour.

B.     Stage of the tumour at the time of diagnosis.

C.     Status of estrogen and progesterone receptors.

D.     Over expression of p-53 tumour suppressor gene.

Ans: B.   Stage of the tumour at the time of diagnosis.

Q248.Smoking is generally not associated as a risk factor with :

A.     Small cell carcinoma.

B.     Respiratory bronchiolitis.

C.     Emphysema.

D.     Bronchiolitis obliterans organizing pneumonia.

Ans: D.  Bronchiolitis obliterans organizing pneumonia.

Q249.The tumour, which may occur in the residual breast or overlying skin following wide local excision and radiotherapy for mammary carcinoma, is :

A.     Leiomyosarcoma.

B.     Squamous cell carcinoma.

C.     Basal cell carcinoma.

D.     Angiosarcoma.

Ans: D.  Angiosarcoma.

Q250.The type of mammary ductal carcinoma in situ (DCIS) most likely to result in a palpable abnormality in the breast is :

A.     Apocrine DCIS.

B.     Neuroendocrine DCIS.

C.     Well differentiated DCIS.

D.     Comedo DCIS.

Ans: D.  Comedo DCIS.

Q251.Acinic cell carcinomas of the salivary gland arise most often in the :

A.     Parotid salivary gland.

B.     Minor salivary glands.

C.     Submandibular salivary gland.

D.     Sublingual salivary gland.

Ans: A.   Parotid salivary gland.

Q252.All of the following statements regarding primary effusion lymphoma are true except :

A.     It generally presents in elderly patients.

B.     There is often an association with HHV-8.

C.     The proliferating cells are NK cells.

D.     Patients are commonly HIV positive.

Ans: C.   The proliferating cells are NK cells.

Q253.Mantle cell lymphomas are positive for all of the following, except :

A.     CD 23.

B.     CD 20.

C.     CD 5.

D.     CD 43.

Ans: A.   CD 23.

Q254.Fine needle aspiration cytology is not suitable for diagnosing :


A.     Tubercular lymphadenitis.

B.     Papillary carcinoma thyroid.

C.     Plasmacytoma.

D.     Aneurymal bone cyst.

Ans: D.  Aneurymal bone cyst.

Q255.All of the following immunohistochemical markers are positive in the neoplastic cells of granulocytic sarcoma, except :

A.     CD 45 RO.

B.     CD 43.

C.     Myeloperoxidase.

D.     Lysozyme.

Ans: A.   CD 45 RO.

Q256.B cell prolymphocytic leukemia patients differ from those with B cell chronic lymphocytic leukemia in :

A.     Presenting at a younger age.

B.     Having a lower total leucocyte count.

C.     Having prominent lymphadenopathy.

D.     Having a shorter survival.

Ans: D.  Having a shorter survival.

Q257.Which one of the following is the most significant risk factor for development of gastric carcinoma?

A.     Paneth cell metaplasia.

B.     Pyloric metaplasia.

C.     Intestinal metaplasia.

D.     Ciliated metaplasia.

Ans: C.   Intestinal metaplasia.

Q258.Which of the following statements is true regarding testicular tumours?

A.     Are embryonal cell carcinomas in 95% of cases.

B.     Bilateral in upto 10% cases.

C.     Teratomas are more common than seminomas.

D.     Usually present after 50 years of age.

Ans: B.   Bilateral in upto 10% cases.

Q259.The most common retrobulbar orbital mass in adults is:

A.     Neurofibroma.

B.     Meningioma.

C.     Cavernous haemangioma.

D.     Schwannoma.

Ans: C.   Cavernous haemangioma.

Q260.Expansile lytic osseous metastases are characteristic of primary malignancy of :

A.     Kidney.

B.     Bronchus.

C.     Breast.

D.     Prostate.

Ans: A.   Kidney.

Q261.Mixed tumours of the salivary glands are:

A.     Most common in submandibular gland.

B.     Usually malignant.

C.     Most common in parotid gland.

D.     Associated with calculi.

Ans: C.   Most common in parotid gland.

Q262.In which of the following types of breast carcinoma, would you consider biopsy of opposite breast?

A.     Adenocarcinoma-poorly differentiated.

B.     Medullary carcinoma.

C.     Lobular carcinoma.

D.     Comedo carcinoma.

Ans: C.   Lobular carcinoma.

Q263.When carcinoma of stomach develops secondarily to pernicious anemia, it is usually situated in the

A.     Pre Pyloric region.

B.     Pylorus.

C.     Body.

D.     Fundus.

Ans: B.   Pylorus.

Q264.With regard to the malignant behaviour of leiomyosarcoma, the most important criterion is :

A.     Blood vessel penetration by tumour cells.

B.     Tumour cells in lymphatic channels.

C.     Lymphocyte infiltration.

D.     The number of mitoses per high power field.

Ans: D.  The number of mitoses per high power field.

Q265.The most radiosensitive  tumour among the following is:

A.     Bronchogenic carcinoma.

B.     Carcinoma parotid.

C.     Dysgerminoma.

D.     Osteogenic sarcoma.

Ans: C.   Dysgerminoma.

Q266.In a suspected of ovarian cancer, imaging work-up is required for all of the following information, except:

A.     Detection of adenexal lesion.

B.     Characterization of the lesion.

C.     Staging.

D.     Assess resectability.

Ans: B.   Characterization of the lesion.

Q267.In which of the following age group Myelodysplastic Syndromes (MDS) are most common?

A.     2-10.

B.     15-20.

C.     25-40.

D.     >50.

Ans: D.  >50.

Q268.A patient with leukemia on chemotherapy develops acute right lower abdominal pain associated with anemia, thrombocytopenia and leukopenia.  Which of following is the clinical diagnosis?

A.     Appendictis.

B.     Leukemic colitis.

C.     Perforation peritonitis.

D.     Neutropenic colitis.

Ans: D.  Neutropenic colitis.

Q269.The ideal timing of radiotherapy for Wilms Tumour after surgery is:

A.     Within 10 days.

B.     Within 2 weeks.

C.     Within 3 weeks.

D.     Any time after surgery.

Ans: A.   Within 10 days.

Q270.Which of the following is used in the treatment of differentiated thyroid cancer:

A.     131I.

B.     99mTc.

C.     32p.

D.     131I-MIBG.

Ans: A.   131I.

Q271.The treatment of choice for squamous cell anal cancer is:

A.     Abdomino perennial resection.

B.     Laser fulgaration.

C.     Chemoradiotherapy.

D.     Platinum based chemotheraphy.

Ans: C.   Chemoradiotherapy.

Q272.Which of the following is the most common type of Glial tumors?

A.     Astrocytomas.

B.     Medulloblastomas.

C.     Neurofibromas.

D.     Ependymomas.

Ans: A.   Astrocytomas.

Q273.Which of the following tumors is not commonly known to increase in pregnancy?

A.     Glioma.

B.     Pituitary adenoma.

C.     Meningioma.

D.     Neurofibroma

Ans: D.  Neurofibroma