Survivors of severe, acute CO poisoning can develop long-term neurologic sequelae (e.g., impairments in memory, concentration, and speech, as well as depression and parkinsonism). These sequelae may arise immediately after CO poisoning or may be delayed (occurring 2–21 days after CO poisoning).
Does carbon monoxide poisoning cause long term effects?
Depending on the degree and length of exposure, carbon monoxide poisoning can cause: Permanent brain damage. Damage to your heart, possibly leading to life-threatening cardiac complications. Fetal death or miscarriage.
How long does carbon monoxide poison stay in your system?
How long does carbon monoxide last? Carbon monoxide infiltrates your entire body when you breathe it, including your blood, brain, heart and muscles. CO leaves your body when you exhale, but it can take up to a day [1].
Can you recover from long term carbon monoxide?
Delayed neurological sequelae develop between 2 and 240 days after exposure, and are reported to affect 10-32% of people recovering from carbon monoxide poisoning. Symptoms include cognitive changes, personality changes, incontinence, psychosis, and Parkinsonism. Fortunately, 50-75% of people recover within 1 year.