<prompt> Compared to follicular Ca, papillary Ca of thyroid associared withMore male preponderanceRadiation exposureIodine deficiencyIncreased moality  <response>: Papillary carcinoma thyroid is more seen in radiation exposure, and also has high lymph node involvement. Follicular thyroid carcinoma is associated with iodine deficiency. It has hematogenous spread and comparitively a less otable outcome Both are common in females. 