“
COULD IT BE B12 DEFICIENCY? The neurological symptoms of B12 deficiency that occur in young and middle-aged people are very similar to those in older people. They include the following: • Numbness, tingling, or burning sensations of the hands, feet, extremities, or truncal area, often misdiagnosed as diabetic neuropathy or chronic inflammatory demyelinating polyneuropathy (CIDP) • Tremor, often misdiagnosed as essential tremor or pre-Parkinson’s disease • Muscle weakness, paresthesias, and paralysis, sometimes attributed to Guillain-Barré syndrome • Pain, fatigue, and debility, often labeled as “chronic fatigue syndrome” • “Shaky leg” syndrome (leg trembling) • Confusion and mental fogginess, often misdiagnosed as early-onset dementia • Unsteadiness, dizziness, and paresthesias, often misdiagnosed as multiple sclerosis • Weakness of extremities, clumsiness, muscle cramps, twitching, or foot drop, often misdiagnosed as amyotrophic lateral sclerosis (ALS) • Psychiatric symptoms, such as depression or psychosis (covered in greater length in the next chapter) • Visual disturbances, vision loss, or blindness In contrast, a doctor ignorant about the effects of B12 deficiency can destroy a patient’s life. The
”
”
Sally M. Pacholok (Could It Be B12?: An Epidemic of Misdiagnoses)