we examined the results of the northwest regional screening program ( nwrsp ) over its first 10 years to determine whether the detection of hypopituitary hypothyroidism is a justified advantage of the primary thyroxine ( t4 ) -supplemental thyroid-stimulating hormone ( tsh ) screening strategy , and to determine whether all such infants will be detected by this screening approach .
C0020676
hypothyroidism
C0040165
t4