简介：Theaetiologyandpathogenesisoftype2diabetesremainunclear.Mostpatientsexhibitacombinationoftwomajormetabolicdefects:

简介：Failureofthethyroidglandrequiresthyroidhormonereplacementtherapy,whichisrelativelyeasilyadjustedtoreplicatethenormalphysiologicalstatebymonitoringplasmalevelsofthyroxineand/orthyroid-stimulatinghormone.Incontrast,failureofpancreaticβ-eellsrequiresinsulintherapy,andoptimalreplacementrequiresmonitoring,notoftheabsenthormone(insulin),butofitsmajorsubstmte(glucose).

简介：Dizzinessaffectsaleutone-thirdofindividualsovertheageof65years,andisoneofthemostconmlonreasonsfortheelderlytoconsulttheirgeneralpractitioner.Syncopeaffectsatleast20%ofthepopulationatmlnetimeandaccountsforabout6%ofgeneralmedicaladmissionsintheUK.Recurrentsymptomsareparticulas-lydisablingbecausetheyaffectanindividual'sabilitytoworkandtodrive,increasesusceptibilitytofallsandassociateinju-rim,andreduceindependenceintheelderly.