India, Dec. 3 -- If you've ever experienced sudden numbness, brief episodes of weakness, or stroke-like symptoms that vanish as quickly as they appear, you might assume it's stress or fatigue - but in rare cases, the cause can be far more serious. A baffling neurological condition, seen most commonly in people of Japanese ancestry, can hide in plain sight and often goes undiagnosed for years. Now, neurosurgeon Dr Betsy Grunch is shedding light on this elusive disorder, sharing a patient's story to illustrate how easily it's overlooked and why early recognition can be lifesaving.

Dr Grunch, a board certified neurosurgeon specialising in minimally invasive spine surgery and neurotrauma, has brought attention to this rare but serious neuros...