Although the risk for fracture associated with long-term levothyroxine is low, iatrogenic hyperthyroidism should be avoided. TSH should be monitored closely according to published guidelines, particularly in patients at risk for fracture.lthough the risk for fracture associated with long-term levothyroxine is low, iatrogenic hyperthyroidism should be avoided. TSH should be monitored closely according to published guidelines, particularly in patients at risk for fracture.
For other uses, see Regan (disambiguation). Regan, and its cognates O'Regan, O Regan, Reagan, O'Reagan, is an Anglicized form of the Irish surname Ã³ RiagÃ¡in or Ã³ RÃ­ogÃ¡in, (from RiagÃ¡n) derived from the Irish personal name RiagÃ¡n, which is of uncertain origin but may come from riagach, meaning angry or impulsive. It is also a unisex given name.
History and Origin. Blair is an English-language name of Scottish Gaelic origin. The surname is derived from any of the numerous places in Scotland named Blair. These place names are derived from the Scottish Gaelic blÃ r, meaning plain and field. The given name Blair is derived from the surname.