Small red, tender bumps (papules) Pimples (pustules), which are papules with pus at their tips. Large, solid, painful lumps under the skin (nodules) Painful, pus-filled lumps under the skin (cystic lesions) 08-Oct-2022
https://www.mayoclinic.org/diseases-conditions/acne/symptoms-causes/syc-20368047#:~:text=Small%20red%2C%20tender%20bumps%20(papules,under%20the%20skin%20(cystic%20lesions)