Women receiving oestrogen therapy have an increased risk of developing all of the following cancers, except?
Breast cancer
Endometrial carcinoma
Carcinoma of gall bladder
Hepatocellular carcinoma
Ans. is 'c' i.e., Carcinoma of gall bladder o Carcinoma gall bladder is not an adverse effect of estrogen therapy. Other three cancers can occur on estrogen therapy.