CDH 1 gene

Q) CDH 1 gene is associated with which cancer

a) Breast

b) Colon

c) Prostate

d) Renal

ANs a CDH 1 is with gastric and lobular breast cancer

Germline mutation in the CDH1 gene encoding E-cadherin was shown to be associated with hereditary diffuse gastric cancer. Prophylactic total gastrectomy should be considered in patients with these mutations

Renal mainly associated with VHL

Yttrium 90

Q ) Which of the following statement regarding yttrium 90 is incorrect: ( From Gen onco Surgery Q 21-40) 
a. Used for brachytherapy
b. Is a pure beta emitter with range of 1 cm
c. Most commonly used for treatment of ca prostate
d. Used in treatment of both primary and metastatic liver cancer through hepatic artery embolization

Answer: 21) C ref devita page 212.

Iodine 125 and pallidium 103 are commonly used for prostate.

All other choices are true