Director: Anand Dighe, M.D., Ph.D. (617-643-8266)
Unit Director: James G. Flood, Ph.D. (617-726-3635)
Senior Technical Director: Nancy Stanganelli (617-724-7112)
Technical Director: David Griggs (617-726-3658)
The Chemistry Laboratory is located on Gray-B-5 and operates 7 days/week,
24 hours/day. The Chemistry Laboratory is responsible for handling requests for
any laboratory service that is not available through MGH clinical
Test Availability: Please see listing of laboratory
Critical values are called to the ordering location in accordance
with the MGH Critical Values policy.
Criteria for Refusal of Specimens
• Specimen not labeled
• Name on specimen and requisition do not agree
• Quantity Not Sufficient (QNS) for testing
• Specimen unsuitable for testing - hemolyzed, too old, clotted
• Date of Specimen unknown
• Improperly sealed or leaking container
Chemistry Toxicology Service
The Chemistry Laboratory offers serum and urine toxicology
services 24 hours a day (see "serum toxicology panel" and "toxicology screen, urine"
in the index of tests).