9039

GTD Indications Diagnosis Prenatal GTD Samples Accepted Blood Fibroblasts GTD Test Methodology FISH GTD Methodology Notes FISH on cultured cells GTD Notes Before requesting this test, please contact the lab for information regarding eligibility and availability of testing for your patient. Generic Test name (cms title) FISH: Williams Syndrome GTD Test type Cytogenetic GTD Location The Hospital for Sick Children GTD Gene/Platform/Region List 7q11.23/7q31 GTD Category Chromosomal Anomalies GTD Disease/Condition Williams Syndrome, 7q11.23 Deletion