Trouble thinking clearly

Clinically: Impaired concentration · also brain fog, poor concentration, forgetfulness, cannot focus

neurological

Markers associated with this

This symptom is associated with 4 markers in this resource. These are associations, not causes, and they are listed in no particular order. Most people with this symptom have none of these.

low Cobalamin · non specific · common
low Ferritin · non specific · occasional
low Sodium · suggestive · common
Falling extracellular osmolality draws water into brain cells.
high Thyrotropin · non specific · common