This Is Not Acceptable

Neuroscience: This Is Not a Spider

Long-term memories of fear have been notoriously difficult to alter. A new study finds access through the window of reconsolidation.

This Is Not Your Grandfather's Emergency Department.

No, This is not a Circle

A curve, also shown in introductory maths textbooks, seems like a circle. But it is actually a different curve. This paper discusses some easy approaches to classify the result, including a GeoGebra applet construction.

Hypertrophic osteoarthropathy and congenital heart disease: this is not casual.

This case presents a patient with congenital cyanotic heart disease in whom secondary hypertrophic osteoarthropathy was diagnosed. The symptoms of severe bilateral leg pain started 2 months before hospital admission. The presence of clubbing, painful swelling of the lower limbs and his comorbid condition roused the suspicion of hypertrophic osteoarthropathy and a skeleton radiograph of the lowe...

Why this is not multiple sclerosis: a case based approach.

OBJECTIVE To present a case series of patients previously diagnosed as multiple sclerosis (MS) which were later confirmed as an alternative diagnosis, and describe the clinical and paraclinical signs that led to this change. METHOD Nine patients are described. We reviewed the patient's clinical chart, magnetic resonance images (MRI) and cerebrospinal fluid. RESULTS There was a mean of three...