Labels:text | screenshot | black | black and white | font | document OCR: im TSH in most The lower limit of detection 5-0.1mu/l, currently used sensitive RIA as low as while some assays can detect in the normal 0.005mu/1. The range of basa ith a median of healthy population is 0.4-5m i always approximately 2mu/l. Basal less the ituitary (pituitary suppressed in hyperthyroidis ) or an artifact is hyperthyroidism is driven by f TSH, usually to adenomas or pituitary T3 res urrently present in the assay, Suppres undetectable levels or 0.1mu gnosis of considered the sine qua non hyperthyroidism.