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Neurology

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Rare case report describes patient seeing swapped facial features after brain surgery

Scientists have documented a 28-year-old man who, following brain surgery, perceives mismatched facial features—reportedly seeing his cat's eyes appear on people's faces and vice versa. The case has been published as a medical report describing this unusual perceptual condition.

Studies show misdiagnosis of multiple sclerosis is common, echoing Christina Applegate's case

Research cited in coverage of actress Christina Applegate's experience shows that a substantial share of patients initially diagnosed with multiple sclerosis are later found not to have the disease. Applegate had been diagnosed with MS before further findings called that diagnosis into question.

Study Ties Daily Diet Soda-Level Sweetener Intake to Faster Cognitive Decline

An eight-year study published in Neurology found that adults consuming roughly the amount of artificial sweetener contained in one daily diet soda experienced memory and mental sharpness decline 62 percent faster than those consuming far smaller amounts. The research tracked participants over time to compare cognitive changes based on sweetener consumption levels.