Absence of symptoms with carboxyhemoglobin levels of 16-23

• Published in: Neurotoxicology and teratology Vol. 9; no. 5; p. 345
• Main Authors: Benignus, V A, Kafer, E R, Muller, K E, Case, M W
• Format: Journal Article
• Language: English
• Published: United States 01.09.1987
• Subjects: Adolescent; Adult; Carbon Monoxide Poisoning - blood; Carbon Monoxide Poisoning - etiology; Carboxyhemoglobin - metabolism; Dizziness - blood; Headache - blood; Humans; Male; Nausea - blood

It has been generally accepted that carboxyhemoglobin levels between 10-20% produce mild headaches, dizziness and/or nausea. Experimental double blind exposures of 18 healthy, nonsmoking young men at rest to 7,000-24,000 ppm CO, designed to elevate COHb to 15-20% in 3-5 minutes, were followed by exp...