The best replacement for nodule is tumor.

The best alternatives to nodule are rated as following:
★★★★★  tumor
★★★★  cyst
★★★  papule
★★  cyst acne
★★  goiter
★★  polyp
★  lesion
★  node
★  plaque
★  granuloma
★  lymph node
★  cold nodule
  pustule
  concretion
  lung mass
  cyst breast
  scar tissue
  polyp colon
  lump
  mass breast
  cold thyroid nodule
  calcification
  neoplasm
  hot thyroid nodule
  hot nodule

Your alternative for nodule is not listed? Suggest!
Speaking about nodule, one probably shouldn't forget about calcification.

Other search terms related to nodule and their ratings are:
★★★★★ calcification
★★ normal tsh
★ calcification thyroid
calcifications
You have in mind a companion for nodule and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of nodule in all years. Click on graph for more.
nodule
tumor
cyst