ESPE Abstracts

Background: Thyroid hormone resistance (THR) is a rare genetic disorder that may be caused by thyroid hormone (TH) cell transporter defects or metabolism defects, but most cases are caused by an inherited mutation in the TH receptor beta (THRB) gene. The reduced responsiveness of target tissues to TH is characterized by elevated TH and a normal or elevated thyroid-stimulating hormone (TSH) level. Differentiating between THR and TSH-producing pituitary...

Background: MURCS association is a rare developmental disorder that primarily affects the reproductive and urinary systems. MURCS is an acronym which stands for (MU)llerian, (R)enal, (C)ervicothoracic (S)omite abnormalities. Males and females with MURCS association often have short stature and might suffer from hearing loss. MURCS anomalies are present at birth but may not be noticed until puberty, and then present as primary amenorrhea, or discovered incident...