Researchers studying the brains of hoarders found abnormal patterns of brain activation during decision-making tasks.

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But Dr Kranendonk found that the abnormal behaviour actually increased.

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One year after a normal smear, 3% of women were found to have an abnormal smear.

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However, similar symptoms may also occur if there's an injury, swelling or infection of various parts of the male anatomy, so it is important that a physician make the diagnosis if something abnormal is found on a self-exam.

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Abnormal liver function is found in nearly 10 percent of patients tested.

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Endometrial polyps are typically identified during the evaluation of abnormal bleeding and may be found either on ultrasound or by endometrial biopsy, an office procedure that samples the lining of the uterus.

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Researchers from Bristol University studied 77 animals in 13 zoos and found that almost half of the elephants displayed abnormal behaviour.

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But all sixteen of the ex-athlete brains that McKee had examined those of the two boxers, plus the ones that Nowinski had found for her had something in common: every one had abnormal tau.

NEWYORKER: Offensive Play