Hello, I noticed earlier today most of my head is covered in hard, hemispherical lumps from about an inch to 2 and a half inches in diameter, theres one like a hemi-cylinder about 3 and a half inches long and an inch wide.no also have had lower back pain from my lumbar area I believe just left of the spine, I havent really exercised at all in months and havent done any heavy lifting orr had any head injuries, family history is limited to heart and cancer diagnoseses from 50s to 80s, Im an 18 year old male, thank you for your time,Robert McCormack
Hello dear Robert, warm welcome to Chat Doctor.come have evaluated your query in details .* The scalp condition is from multiple skin eruptions following bacterial infection most likely, needs clinical confirmation or a photo pic evaluation as an attachment in follow up.* Lower back pain is in concern with underlying Pyrex and infection. Hope this will help to clear your doubt . Wishing you fine recovery. Always welcome for any further assistance anytime. Regards .