Endocrine Abstracts

Introduction: We previously used an assay measuring GH levels in microgram per litre. Peak GH levels >20, 10–20 and <10 μ/l representing sufficiency, partial deficiency and deficiency of GH respectively. With a new assay introduced in 2008 peak GH levels >8, 4–8 and <4 μg/l were quoted as normal, partial deficiency and deficiency. Although the patient groups tested were different we would have expected to have approximately similar rates o...