End-tidal carbon dioxide tension reflects arterial carbon dioxide tension in the heat-stressed human with and without simulated hemorrhage

American Journal of Physiology - Regulatory Integrative and Comparative Physiology

Volumn 300, Issue 4, 2011, Pages

  Matthew Brothers, R ^a,b,c   Ganio, Matthew S ^a,b   Hubing, Kimberly A ^a   Hastings, Jeffrey L ^a,b   Crandall, Craig G ^a,b  

^a PRESBYTERIAN HOSPITAL OF DALLAS   (United States)

^b UNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL CENTER   (United States)

^c UNIVERSITY OF TEXAS AT AUSTIN   (United States)

Author keywords

Brain blood flow; Carbon dioxide; Heat stress; Orthostatic challenge

Indexed keywords

ADULT; ARTERIAL CARBON DIOXIDE TENSION; ARTICLE; BLEEDING; BODY TEMPERATURE; END TIDAL CARBON DIOXIDE TENSION; HEAT STRESS; HUMAN; HUMAN EXPERIMENT; LOWER BODY NEGATIVE PRESSURE; NORMAL HUMAN; ORTHOSTATIC STRESS; PRIORITY JOURNAL; SIMULATION;

ADULT; BODY TEMPERATURE; BRAIN; CARBON DIOXIDE; HEAT-SHOCK RESPONSE; HEMORRHAGE; HUMANS; HYPOTENSION, ORTHOSTATIC; LOWER BODY NEGATIVE PRESSURE; MIDDLE AGED; REGIONAL BLOOD FLOW; TIDAL VOLUME;

EID: 79954487207     PISSN: 03636119     EISSN: 15221490     Source Type: Journal    
DOI: 10.1152/ajpregu.00784.2010     Document Type: Article

References (26)

1. Allan JR, Crossley RJ. Effect of controlled elevation of body temperature on human tolerance to +G z acceleration. J Appl Physiol 33: 418-420, 1972.
2. Bland JM, Altman DG. Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1: 307-310, 1986.
3. Brothers RM, Wingo JE, Hubing KA, Crandall CG. The effects of reduced end-tidal carbon dioxide tension on cerebral blood flow during heat stress. J Physiol 587: 3921-3927, 2009.
4. Cui J, Wilson TE, Crandall CG. Orthostatic challenge does not alter skin sympathetic nerve activity in heat-stressed humans. Auton Neurosci 116: 54-61, 2004.
5. Fan JL, Cotter JD, Lucas RA, Thomas K, Wilson L, Ainslie PN. Human cardiorespiratory and cerebrovascular function during severe passive hyperthermia: effects of mild hypohydration. J Appl Physiol 105: 433-445, 2008.
6. Hart EC, Joyner MJ, Wallin BG, Karlsson T, Curry TB, Charkoudian N. Baroreflex control of muscle sympathetic nerve activity: a nonpharmacological measure of baroreflex sensitivity. Am J Physiol Heart Circ Physiol 298: H816-H822, 2010.
7. 2 in the hypocapnic-hypercapnic range in humans. J Appl Physiol 95: 129-137, 2003.
8. Immink RV, Secher NH, Roos CM, Pott F, Madsen PL, Lieshout JJ. The postural reduction in middle cerebral artery blood velocity is not explained by PaCO(2). Eur J Appl Physiol 96: 609-614, 2006.
9. Immink RV, Truijen J, Secher NH, Van Lieshout JJ. Transient influence of end-tidal carbon dioxide tension on the postural restraint in cerebral perfusion. J Appl Physiol 107: 816-823, 2009.
10. Ito S, Mardimae A, Han J, Duffin J, Wells G, Fedorko L, Minkovich L, Katznelson R, Meineri M, Arenovich T, Kessler C, Fisher JA. Non-invasive prospective targeting of arterial P(CO2) in subjects at rest. J Physiol 586: 3675-3682, 2008.
11. Johnson JM, Niederberger M, Rowell LB, Eisman MM, Brengelmann GL. Competition between cutaneous vasodilator and vasoconstrictor reflexes in man. J Appl Physiol 35: 798-803, 1973.
12. Keller DM, Low DA, Wingo JE, Brothers RM, Hastings J, Davis SL, Crandall CG. Acute volume expansion preserves orthostatic tolerance during whole-body heat stress in humans. J Physiol 587: 1131-1139, 2009.
13. Lind AR, Leithead CS, McNicol GW. Cardiovascular changes during syncope induced by tilting men in the heat. J Appl Physiol 25: 268-276, 1968.
14. Lipman RD, Salisbury JK, Taylor JA. Spontaneous indices are inconsistent with arterial baroreflex gain. Hypertension 42: 481-487, 2003.
15. 2 during passive heat stress. J Appl Physiol 104: 976-981, 2008.
16. Ludbrook J. Statistical techniques for comparing measurers and methods of measurement: a critical review. Clin Exp Pharmacol Physiol 29: 527-536, 2002.
17. Mandell DM, Han JS, Poublanc J, Crawley AP, Kassner A, Fisher JA, Mikulis DJ. Selective reduction of blood flow to white matter during hypercapnia corresponds with leukoaraiosis. Stroke 39: 1993-1998, 2008.
18. Mandell DM, Han JS, Poublanc J, Crawley AP, Stainsby JA, Fisher JA, Mikulis DJ. Mapping cerebrovascular reactivity using blood oxygen level-dependent MRI in Patients with arterial stenoocclusive disease: comparison with arterial spin labeling MRI. Stroke 39: 2021-2028, 2008.
19. Prisman E, Slessarev M, Han J, Poublanc J, Mardimae A, Crawley A, Fisher J, Mikulis D. Comparison of the effects of independently-controlled end-tidal PCO(2) and PO(2) on blood oxygen level-dependent (BOLD) MRI. J Magn Reson Imaging 27: 185-191, 2008.
20. Rowell LB. Thermal stress. In: Human Circulation Regulation During Physical Stress. New York, NY: Oxford Univ Press, 1986, p. 174-212.
21. Rowell LB, Brengelmann GL, Murray JA. Cardiovascular responses to sustained high skin temperature in resting man. J Appl Physiol 27: 673-680, 1969.
22. 2. Am J Physiol Regul Integr Comp Physiol 290: R1087-R1093, 2006.
23. Serrador JM, Picot PA, Rutt BK, Shoemaker JK, Bondar RL. MRI measures of middle cerebral artery diameter in conscious humans during simulated orthostasis. Stroke 31: 1672-1678, 2000.
24. Taylor WF, Johnson JM, Kosiba WA, Kwan CM. Cutaneous vascular responses to isometric handgrip exercise. J Appl Physiol 66: 1586-1592, 1989.
25. Wilson TE, Cui J, Zhang R, Crandall CG. Heat stress reduces cerebral blood velocity and markedly impairs orthostatic tolerance in humans. Am J Physiol Regul Integr Comp Physiol 291: R1443-R1448, 2006.
26. Wilson TE, Cui J, Zhang R, Witkowski S, Crandall CG. Skin cooling maintains cerebral blood flow velocity and orthostatic tolerance during tilting in heated humans. J Appl Physiol 93: 85-91, 2002.