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DIRECTORY
NORTH AMERICAN MALIGNANT HYPERTHERMIA
CHCT* TESTING CENTERS
*Caffeine Halothane Contracture Test -
The CHCT is the standard for MH diagnostic testing and is used to determine a patient's susceptibility to MH.
(Allen, GC, Larach MG, Kunselman AR, and The North American Malignant Hyperthermia Registry of MHAUS: The sensitivity and specificity of the caffeine-halothane contracture test: A report from the North American Malignant Hyperthermia Registry. Anesthesiology 1998; 88:579-88. The online reference can be located at the Anesthesiology website: www.anesthesiology.org archive March 1998). -
Patients must be referred to specialized CHCT Centers in order to have the special biopsy for CHCT performed.
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Muscle biopsies for CHCT MUST BE PERFORMED AT one of the designated CHCT Testing Centers because the test MUST be performed on fresh tissue.
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(CPT Codes) Caffeine Halothane Contracture Test Current Procedural Terminology Codes
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CHCT cannot be performed on muscle samples and SENT VIA THE MAIL.
The following centers are complying to the standardization protocol for the caffeine halothane contracture test (CHCT) that resulted from ten conferences held 11/87, 11/89, 6/90, 11/91, 9/94, 9/98, 3/01, 9/02, 6/04 and 9/07.
Toronto General Hospital
Malignant Hyperthermia Investigation Unit
Eaton 3-323
200 Elizabeth St.
Toronto, Ontario M5G 2C4
416-340-3128
sheila.riazi@uhn.on.ca
Uniformed Services University of
the Health Sciences
Bethesda, MD
(Military & Civilian)
Sheila M. Muldoon, MD
(301) 295-3532
smuldoon@usuhs.mil
University of California
Davis, CA
Timothy Tautz, MD
(530) 752-7805
timothy.tautz@ucdmc.ucdavis.edu
University of Minnesota
Minneapolis, MN
Paul A. Iaizzo, PhD
(612) 624-7912 or -3959
iaizz001@umn.edu
For more info on this center:
www.vhlab.umn.edu/mh/index.html
Wake Forest University
Winston-Salem, NC
Joseph R. Tobin, MD
(336) 716-4498
jtobin@wfubmc.edu
MHAUS
PO Box 1069
Sherburne NY 13460
(607) 674-7901
(List updated 9/29/2008)
