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Dear Dr. Roach: I am 92 and in exceptional health. I have irritable bowel syndrome, and my digestive system goes through a cycle of constipation and loose bowels. I also have episodes of incontinence with clear liquid.

Dear Dr. Roach: A co-worker of mine recently had a ruptured appendix. The doctors did not remove it, but instead gave him heavy doses of antibiotics for three weeks. I thought they had to remove it. What is going on? D.M.

How history repeats itself. Today, politicians are once again ignoring the pain of terminal cancer patients. At the same time, they are shooting themselves in the foot by making illogical remarks about pain. This human folly takes me back 37 years.

Dear Dr. Roach: I was diagnosed in March 2015 with giant cell arteritis. I was started on 60 milligrams of prednisone, but it has decreased steadily and I am now on 5 mg.

Dear Dr. Roach: I am a 75-year-old white female who recently was diagnosed with chronic lymphocytic leukemia.

Hyperparathyroidism a likely cause; benign tumour responsible for hormone levels

Pogo the cartoon character was right when he remarked: 鈥淲e have met the enemy and the enemy is us.鈥� A report in the Canadian Medical Association Journal shows that North Americans are devouring PPIs (proton pump inhibitors).

Dear Dr. Roach: In April 2014, I had an outbreak of shingles 鈥� right hip, leg and foot. I got the shingles vaccine in 2010, but apparently it did not work. My doctor prescribed Neurontin.

Evidence of chlorine-cancer link is lacking; benefits of swimming outweigh any risks

Dear Dr. Roach: I was diagnosed with having a borderline phyllodes tumour in my right breast. The general surgeon also referred to this type of tumor as a 鈥渃ystosarcoma.